Battery Life - HD2 General

What will battery life be like on these things? I'm wondering.

Supposed to be good, new processor uses less power and also a bigger battery than the HD...
My HD lasted 2 days with moderate use....
Bloke

bloke said:
Supposed to be good, new processor uses less power and also a bigger battery than the HD...
My HD lasted 2 days with moderate use....
Bloke
Click to expand...
Click to collapse
it's not bigger than the HD.
@MrObvious, nobody can answer that question yet, as the phone isn't out yet...

Touch HD battery 1350 mah
Touch HD2 battery 1230 mah

golfer_boy said:
Touch HD battery 1350 mah
Touch HD2 battery 1230 mah
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Click to collapse
Smaller battery BUT far more efficient processor. The general consumption of the HD2 is inferior to the HD. That's what the first tests have shown. And there is further energy savings on a GSM network. And remember that all we've seen were from ROM's that were still being tweaked! HTC wouldn't go for a less powerfull battery unless they knew that it would be superior to anything they'd done before. Anyway would you rather have a faster mobile that you have to recharge every night when you go to bed or a slower one that lasted for days? ;D

aiwama said:
Smaller battery BUT far more efficient processor.
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Click to collapse
That is what I was assuming (hoping?) when I saw that the battery on the HD2 is smaller than the HD and much smaller than the TP2.
aiwama said:
Anyway would you rather have a faster mobile that you have to recharge every night when you go to bed or a slower one that lasted for days? ;D
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Click to collapse
You and I are on the same page, however I have many users who complain about having to charge nightly, compare the PDA to a RIM device or phone, blah, blah blah.
My mantra has become: It's a computer with a phone. Try running VOIP on your laptop in battery mode and see how long it lasts.

golfer_boy said:
My mantra has become: It's a computer with a phone. Try running VOIP on your laptop in battery mode and see how long it lasts.
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Click to collapse
You couldn't have put it better! Mind you, even a notebook is at least 6 to 8 times the size the HD2 and only £100 to £150 cheaper. But try and run something like VoIP on it and you'll see how quick you'll have to plug it to the wall socket. For the practicality that the HD2 gives to your life (phone calls, email, GPS, SMS, tethering, Mobile Office, the whole of the Internet, games, FM radio, TV, video, camera, etc, etc in the palm of your hand) for goodness sake, plug it when you arrive home in the evening (or in the morning when you get to work). Relax and enjoy. Well, I must confess that I would love to have a car able to take me from the Algarve to Shanghai in one tank-full of petrol! Is it possible? No! And unless you are awake 24 hours a day, every day - in fact, even if that's the case - you can plug your mobile and fully recharge it in 15 / 20 minutes flat. Cannot really see what is your beef, people. Cheer up. Say "thanks HTC, for such a nice machine". Relax. Enjoy

golfer_boy said:
My mantra has become: It's a computer with a phone. Try running VOIP on your laptop in battery mode and see how long it lasts.
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Click to collapse
That's exactly it. If I had a Leo for each idiot who complained that their smartphone was rubbish because it didn't last as long as their old £20 Nokia with 2 line B&W LCD, I'd have enough for a global launch.

There will be an extended battery, which is slightly worrying.

Dark Fire said:
There will be an extended battery, which is slightly worrying.
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Click to collapse
I wonder how many people actually buy a higher capacity battery for their HTC phones. I've used close to over 10 phones over the years and havent bought a single extended battery. Hell, my diamond 900mAh last me about 2 days...so with a bigger battery (than a diamond) and a more efficient processor, I could probably squeeze 3 days out of this puppy.
As for the HD2 extended battery, i hope to god it's a joke (for those who have seen it). Talk about ugly...

MrObvious said:
What will battery life be like on these things? I'm wondering.
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Click to collapse
I've never include battery performance in the decision check list of buying a phone. Most importantly is, the phone must be able to switch battery. And no matter how long a battery last, it will very often gone out of battery in the middle of the busy day. Therefore, iPhone will never to be in my hand for this reason. And my Touch HD had 3 batteries with me, and I always keep all batteries charged concurrently, that's how I use a phone. I've rarely run out of battery by doing this.
I'm very excited with the HD2 as it has very fast processor, meaning switching batteries and restarting the phone will be a lot faster!

I really hope that the battery lasts at least 2 days with moderate usage. Also can't wait for the first tests on battery loss with turned on/off waln, gps, etc.
Does anyone know if the "battery pack" is some kind of extension (so that you don't need to take out the small battery), of if it's just a bigger battery to replace the old one?
Btw, "more efficient" doesn't automatically mean "less power usage" (per minute). It just says something like "less power usage per MHz", but if the CPU runs twice as fast as a comparable device, the total battery usage can still be higher.

lude219 said:
As for the HD2 extended battery, i hope to god it's a joke (for those who have seen it). Talk about ugly...
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Click to collapse
Its not that bad. Try a x50v with a 3600mAh extended battery on it
The reason why it looks so badly on the HD2, is because the HD2 is very thine. Unlike the x50v, who is almost twice as fat ( without the extended battery ).
Funny thing is, the extended battery make the HD2, as "fat" as the x50v's normal size.
http://tk109.matrix.jp/blog/archives/images/ExBattX50flat.jpg
If there is one thing i don't like, is that you can not order a device, with a extended battery from the get go.
Yes, sell me a HD2 with a 2700+mAh battery, and keep that 1300mAh thing ( or whatever it is ), and give a small price return in exchange.

Bat Life
Hi
Dramatically increase (if can say that ) of bat life can be optained by 3G dezactivation.
Altmost of operators don't use 3G conection for internet data's so you can dezactivate and gain 4-5 days instead of 1-2 with it.
Also the number of blockings are low.

kabakara said:
Btw, "more efficient" doesn't automatically mean "less power usage" (per minute). It just says something like "less power usage per MHz", but if the CPU runs twice as fast as a comparable device, the total battery usage can still be higher.
Click to expand...
Click to collapse
I think "more efficient" in this regard means that the CPU can throttle itself depending on the tasks. The SoC snapdragon has its own independent chips for GPU, audio, FM, GPS, etc. If watching a video requires a higher input from the CPU and GPU, all other functions would be, for lack of a better word, deactivated to conserve power. Similarly, when the phone is idling, the CPU would throttle down to, say, 200mhz or so, for surfing the net, it would be up to 400mhz and watching videos or playing game it would be at 1ghz. Of course, im just only guestimating, but im sure the snapdragon is very much "efficient" in this manner.

@lude129
I really hope this is supported, as it would save a lot of power =) I've been searching for information about that, but I couldn't find any "official" confirmation.
"Efficient" here is probably a combination of both the "traditional efficient" (as I mentioned) and the capabilites of the chip you mentioned. As long as it extendes battery life we'll all be happy =)
It's also unfortunate that HTC didn't built in an AMOLED display. Especially as they have a lot of black in their theme...maybe they could've left out the battery extension that way.

I assume the HD2 can throttle the CPU so real world figures should be relatively better than the HD1 because the phone is often idle and the HD1 doesn’t throttle the CPU.
HTC HD2
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HTC HD
HTC TP2
HTC TOUCH2

lude219 said:
I wonder how many people actually buy a higher capacity battery for their HTC phones. I've used close to over 10 phones over the years and havent bought a single extended battery. Hell, my diamond 900mAh last me about 2 days...so with a bigger battery (than a diamond) and a more efficient processor, I could probably squeeze 3 days out of this puppy.
As for the HD2 extended battery, i hope to god it's a joke (for those who have seen it). Talk about ugly...
Click to expand...
Click to collapse
My Touch Diamond's battery never lasted longer than about 21 hours. I didn't get the extended battery for it, but I probably will get the one for the HD2 just so that I can use it a lot without worrying about conserving battery power - I prefer the HD2's extended battery to the Touch Diamond's.

Dark Fire said:
My Touch Diamond's battery never lasted longer than about 21 hours. I didn't get the extended battery for it, but I probably will get the one for the HD2 just so that I can use it a lot without worrying about conserving battery power - I prefer the HD2's extended battery to the Touch Diamond's.
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Click to collapse
I take it you're a heavy user then. I'd average +3hrs of talk time, 10-15 texts, scattered 1-2min web surfing in those 2 days. It probably helps since im only using EDGE and not 3G.
Anywho, let's get back to the topic at hand. It would be nice if someone who have an HD2 ready to do an extensive battery test to get to teh bottom of this.

by looking at those charts leo seems better than touch pro2. and my touch pro 2 usually last for 1 day and i am a heavy user like 3 hr music 2hr of internet and 1hr of calls and1hr of gps and i'm very happy with it so i think leo is gonna have good on battery life

Related

Battery life

Since I've installed the new software upgrade battery life has gone down. Can anyone recommend any settings/tips to maintain battery life?
not noticed any difference in battery life so far. are you playing with it a bit more because youve got the update? first day i upgraded mine i was using it a lot more and reinstalling all my applications and settings so the battery dropped faster. maybe give it a week or so until you settle back to your normal usage pattern.
main tip to increase battery life is to lower the screen brightness as far as you can. i think i have mine on about 10%. i can still see everything fine. the light is the main drain on the battery. also if you dont use 3G u can disable that. if youre in an area which has bad reception that can drain your battery faster because its constantly seeking and trying to get a lock. not much you can do about that apart from turning the phone off or putting it into airplane mode until you get to a better area.
bagofsnakes said:
Since I've installed the new software upgrade battery life has gone down. Can anyone recommend any settings/tips to maintain battery life?
Click to expand...
Click to collapse
I have the same troublem too,even Battery charge some time do some time don't
Nope, no problems. In fact today with mild usage of a few calls and sms's it has only gone down 9% in the whole day. I am satisfied with that.
BTW, there is already another thread for this issue. If a Mod can merge them, that would be cool http://forum.xda-developers.com/showthread.php?t=684651
wow i ussualy had to charge it every day, now with the update today os my 3rd day without charging but i have to charge it tonight
mtechfan said:
In fact today with mild usage of a few calls and sms's it has only gone down 9% in the whole day./showthread.php?t=684651[/url]
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Click to collapse
hmmm that would drop here in 3 mins of call
i figured out mine drops 3% per minute <---in call
and "energy saving mode" it lasts 15hrs
Hi
after GEN_EN 35, i'm having a better battery life than before.
my battery did great for just one day with simple usage, but after update i'm having about 2days life on. but with hard work and a busy day on call answering on BTooth and sms , little WLAN,.... i could finish the second day with light work today.
since yesterday morning, after about 31hours (about 13hrs work and remaining on standby) and did 2times restart, i'm having 30% battery remaining.
I guess I still long for my k790, that would last for 4-5 days for me, unless I was using the camera flash. I am getting battery drain similar to lock3k and indycar so I guess it's normal. I also browse the net most of the day and while driving between edge and 3g zones. I can get away with charging once a day so I guess it's ok.
yah. my battery is getting owrse and worse. I charged it last night before bed. woke up today it went down to 70% ... I obviously didn't even touch the phone, cuz I was sleeping ,,unless I'm a lunatic (which I hope I'm not)
so wth?
anothadave said:
not noticed any difference in battery life so far. are you playing with it a bit more because youve got the update? first day i upgraded mine i was using it a lot more and reinstalling all my applications and settings so the battery dropped faster. maybe give it a week or so until you settle back to your normal usage pattern.
main tip to increase battery life is to lower the screen brightness as far as you can. i think i have mine on about 10%. i can still see everything fine. the light is the main drain on the battery. also if you dont use 3G u can disable that. if youre in an area which has bad reception that can drain your battery faster because its constantly seeking and trying to get a lock. not much you can do about that apart from turning the phone off or putting it into airplane mode until you get to a better area.
Click to expand...
Click to collapse
Come on man are you serious only 10% of brightness?? If this is true, I must agree that you will save a lot of battery life, however, you will kill the beauty of the screen! You have a WVGA resolution screen which is awesome!
So decreasing the brightness level this way will make you miss a great treat which is how wonderful the screen really is, anyway it's your call man but trust me your missing a lot
Personally, I set the brightness level to 70% and I have no problems with the battery at all! It works all day with heavy multi tasking along with taking pictures, many SMS and browsing the internet. Before I sleep everyday I charge it and that's it.
I think the battery on the X2 is very good. My only concern was that the software will stay unfixed for ever, specially after a lot of complains regarding the MR2. However, since I upgraded to MR2 this device is among the best I have experienced in my life, I'm loving it everyday more and more. And no matter how good other smart phones are, the X2's keyboard is simply unbeatable along with the other goodies it offers you.
In my opinion the best way to save the battery life along with enjoying your phone is :
Go to the setting>system>phone>band
And change it to GSM instead of auto, and if you want fast access to the INTERNET your better off with the wi-fi but don't forget to switch it off when ever your done.
Cheers
Basharca said:
Come on man are you serious only 10% of brightness?? If this is true, I must agree that you will save a lot of battery life, however, you will kill the beauty of the screen! You have a WVGA resolution screen which is awesome!
So decreasing the brightness level this way will make you miss a great treat which is how wonderful the screen really is, anyway it's your call man but trust me your missing a lot
Personally, I set the brightness level to 70% and I have no problems with the battery at all! It works all day with heavy multi tasking along with taking pictures, many SMS and browsing the internet. Before I sleep everyday I charge it and that's it.
I think the battery on the X2 is very good. My only concern was that the software will stay unfixed for ever, specially after a lot of complains regarding the MR2. However, since I upgraded to MR2 this device is among the best I have experienced in my life, I'm loving it everyday more and more. And no matter how good other smart phones are, the X2's keyboard is simply unbeatable along with the other goodies it offers you.
In my opinion the best way to save the battery life along with enjoying your phone is :
Go to the setting>system>phone>band
And change it to GSM instead of auto, and if you want fast access to the INTERNET your better off with the wi-fi but don't forget to switch it off when ever your done.
Cheers
Click to expand...
Click to collapse
Good idea about switching to GSM only, but I have 3G on all the time and my battery performance is just fine. This includes having the SD card fix applied which disables power save mode on the SD card.
I don't understand how some people here are having terrible battery life.
Of course it is very important when you first get your phone to charge the battery fully and let it get to really low before charging again, then charge again for a few cycles the same way and it will be a very good performing battery after that. You can also refresh/maintain your batteries the same way. It may fix batteries that were not properly charged the first time, but they should be relatively new. As a warning though, don't let you batteries go completely flat. It's very bad for lithium ion batteries.
mtechfan said:
Good idea about switching to GSM only, but I have 3G on all the time and my battery performance is just fine. This includes having the SD card fix applied which disables power save mode on the SD card.
I don't understand how some people here are having terrible battery life.
Of course it is very important when you first get your phone to charge the battery fully and let it get to really low before charging again, then charge again for a few cycles the same way and it will be a very good performing battery after that. You can also refresh/maintain your batteries the same way. It may fix batteries that were not properly charged the first time, but they should be relatively new. As a warning though, don't let you batteries go completely flat. It's very bad for lithium ion batteries.
Click to expand...
Click to collapse
Thanks for the advice dude and what you said is totally true. However, since most users lack such knowledge and experience they will end up having a bad battery that's not using it's true capabilities.
So I think it's good for people to know how to charge there batteries probably from the beginning. Regarding the 3G and 2G networks, trust me man there are a lot of users that are only using the phone as a phone nothing more, so giving them the 2g option is the best for them.
But of course a person with a decent experience such as your self has no problems at all staying on a 3g network
Good day
Basharca said:
Thanks for the advice dude and what you said is totally true. However, since most users lack such knowledge and experience they will end up having a bad battery that's not using it's true capabilities.
So I think it's good for people to know how to charge there batteries probably from the beginning. Regarding the 3G and 2G networks, trust me man there are a lot of users that are only using the phone as a phone nothing more, so giving them the 2g option is the best for them.
But of course a person with a decent experience such as your self has no problems at all staying on a 3g network
Good day
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Click to collapse
Modern batteries don't require any loading cycles.
They are prepared already.
doministry said:
Modern batteries don't require any loading cycles.
They are prepared already.
Click to expand...
Click to collapse
Yep, he's right! It should already be ready from the factory.
There is one thing to note, NEVER OVER CHARGE A LITHIUM ION BATTERY!
Unlike NiMH, they do not have trickle charge so leaving it charging for long periods of time or charging it over and over when it's close to full can actually damage the battery.
im getting these strange readings from battery meter
the temperature seems very weird as room temp is 28 (at work atm) im currently
charging the phone and it shows me max 4 degrees C but the battery is very hot
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try SpoonCharge,you can find it here on the forum somewhere
it works great !
Dont forget to turn off HSDPA in Mobile Data Settings.
mrqro said:
try SpoonCharge,you can find it here on the forum somewhere
it works great !
Click to expand...
Click to collapse
kewl 10x
works like a charm and it has a torch too

Galaxy Tab getting better battery life than official specs?

Yes, according to this guy.
http://forum.androidcentral.com/galaxy-tab/44768-bettery-life-results.html
Anyone feel the same way?
its better than i expected, but i doubt its better than sammys tests
Same here it seem way better than I expected but I haven't tested the battery life thoroughly yet but indeed it is very good.
Tomorrow I will be flying back home. I'll be in the air for about 6 hours. I have 2 movies to watch, plus I'll be playing games and will listen to music. I am planning not to charge my tab until I get home. Let's see how it goes. I will update.
Being that my battery use is ~80% display, i should probably consider turning down the brightness. Still, I have been playing with it here and there throught the day (about 7 hours away from the charger now) and the battery level is still 75%
Somebody needs to find a way to mod the autobrightness to have a few options...I like the feature, but it is just a bit too dim for me.
beestee said:
Being that my battery use is ~80% display, i should probably consider turning down the brightness. Still, I have been playing with it here and there throught the day (about 7 hours away from the charger now) and the battery level is still 75%
Somebody needs to find a way to mod the autobrightness to have a few options...I like the feature, but it is just a bit too dim for me.
Click to expand...
Click to collapse
My tab lost 10% battery for one hour medium usage (display on, 30% brightness, reading mainly). Dose it mean I have a battery issue here?
raymentchen said:
My tab lost 10% battery for one hour medium usage (display on, 30% brightness, reading mainly). Dose it mean I have a battery issue here?
Click to expand...
Click to collapse
no. it just depends on what your doing. Wifi signal strength, Cell radio strength. the position of the moon and sun, etc.
BTW, battery life does not decrease linearly. so the numbers in that post are ridiculous.
the discharge curve will look something similar to this in most cases
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(red line, also note phones cut off the extreme ends of the scale with regards to voltage to promote cell life)
it takes a few days for the battery (more specifically the charging circuitry) to get into a 'groove' when it comes to properly charging the battery and displaying the correct percentage.
if you want to know more about the Batteries in our phones and Tablets look at RCcar and RC plane sites. they use the same batteries as phones do so pretty much everything you learn there will apply here (except our phones don't draw 20+amps! )
http://www.fmadirect.com/lipo_handbook/fma_lipo_handbook_section2.htm
Mine can easily last and day and a half, very impressed with the battery
crazy talk said:
no. it just depends on what your doing. Wifi signal strength, Cell radio strength. the position of the moon and sun, etc.
BTW, battery life does not decrease linearly. so the numbers in that post are ridiculous.
the discharge curve will look something similar to this in most cases
(red line, also note phones cut off the extreme ends of the scale with regards to voltage to promote cell life)
it takes a few days for the battery (more specifically the charging circuitry) to get into a 'groove' when it comes to properly charging the battery and displaying the correct percentage.
if you want to know more about the Batteries in our phones and Tablets look at RCcar and RC plane sites. they use the same batteries as phones do so pretty much everything you learn there will apply here (except our phones don't draw 20+amps! )
http://www.fmadirect.com/lipo_handbook/fma_lipo_handbook_section2.htm
Click to expand...
Click to collapse
Well, I understand you saying here. But 10% (90% to 80%) per hour for reading ebook only is far away from having a good battery at 4000mah. I will give it a few more days to check.
calin75 said:
Tomorrow I will be flying back home. I'll be in the air for about 6 hours. I have 2 movies to watch, plus I'll be playing games and will listen to music. I am planning not to charge my tab until I get home. Let's see how it goes. I will update.
Click to expand...
Click to collapse
Well? How did that go?
Sent from my GT-P1000 using XDA App
raymentchen said:
Well, I understand you saying here. But 10% (90% to 80%) per hour for reading ebook only is far away from having a good battery at 4000mah. I will give it a few more days to check.
Click to expand...
Click to collapse
That's 10 hours at that usage, give or take, and right around what I'm seeing, 10% per hour of actual usage as an ebook, about 2-5% per hour if it's just sitting there connected, and about 15-20%/hour with heavy surfing or game playing.
I expect if I'm careful and keep the connectivity to a bare minimum, I can stretch 12 hours out of it when travelling.
Oh, and everyone...let the battery run down to zero at least once, preferably twice. We're talking total discharge to the point the phone turns itself off, then charge to 100%. This doesn't hurt or help the battery, but it does help make the actual battery monitoring more accurate.
honestly im not too impressed with the battery. i think the standby time sucks too. the iPad doesnt do a lot of things right, but the one thing it seems to do is to last for days. i realize the battery is close to twice as big but i was just use to that. i mean sure i dont use my ipad anymore, but it seems to last forever. anway, when i first got my tab, i managed to drain it in less than 6 hours. that was right out of the box (so it proly wasnt full all the way, but close to it). i was mad when that happened. that was with the brightness on auto and everything turned off except wifi. i could be just expecting too much. i thought conditioning the battery would be good for it. so i let it die all the way and recharged it to full. today, i wouldnt say i used the tablet like i usually would (i am a HEAVY user) and its been less than 12 hours and its already at 21%. this time it was running on 3G and brightness on low (not all the way, but about 30% or so). i dont even set the brightness to the highest cuz its too bright, auto seems to work the best. maybe im just being a tough critic. i mean my nexus only lasts like 5 hours now a days cuz i just use it too much. but im so use to just picking up another battery and moving along.
been having a good battery life after draining the battery to 3% twice then charging it to full again and now it almost last me 2 days better than my old nexus one using it primarily for comic book reading and bluetooth stereo music almost 6hrs. per day and a little gaming of angry birds and a little video and youtube + browsing calling and texting really don't like games too much
@croak
i've read a forum sometime ago that it's bad to drain li-ion to 0% so i think its better to drain it to near zero before charging again as i've read it may damage the cells if you drain it to 0%
how often should we condition the battery? (let it drain near 0 and charge up)
geogetski666 said:
@croak
i've read a forum sometime ago that it's bad to drain li-ion to 0% so i think its better to drain it to near zero before charging again as i've read it may damage the cells if you drain it to 0%
Click to expand...
Click to collapse
Doesn't hurt a lithium ion battery much at all, it's just another charge cycle.
But if you don't go down to the point that the device shuts off at least once, your battery meter can and often will be off by a good bit. There's never any confirmation. When yours was reading 3%, it might have actually been 8%, or it may have been 1% or less, but until you zero it out, you'll never know, and neither will the device. It'll still know when it's at 100%, but any reading below that can be inaccurate.
And keep in mind, this is NOT zero charge, it is not completely drained (the device does the auto-shutdown specifically to AVOID a complete drain).
ayman07 said:
how often should we condition the battery? (let it drain near 0 and charge up)
Click to expand...
Click to collapse
Lithium Ion batteries don't need to be conditioned. But if you want to calibrate the battery meter, you'll need to do it at least once.
Using my Tab as a 3rd device, with my 1st being a HTC Evo and my 2nd being a Motorola i890, i am very impressed with the battery. Even treating my 1st and 2nd devices as red-headed step children and my Tab being in my hands more then them, my battery is yet to go below 50% in a day, the week i have had it. Even with checking 7 different email accounts every 5 min. Also, my Tab is on Wifi a majority of the day, which i would think puts more of a drain on the battery.
i was a little worried when i found out that the battery was not accessable to be able to swap it out at some point of the day. I have (6) batteries for my Evo, 2 red and 4 blacks. Before my tab, if my evo didnt touch a charger during the day, i would use atleast 4 of those batteries during the day. Yea, the size difference between the Evo and Tab battery is different, so i figured i wouldnt need 5 more Tab batteries, but atleast 1 or 2 extra.
My only complaint with regards to Power/Charging is the length of the USB Charge/Data cable. It is super short. i bought a 6ft extention @ Staples for about $5!
The fresh Tab battery is only spoiling us and will get worse as time goes by. I have been looking for other options in the mean time. Here are a few options i found:
ZAGGsparq 4000 mAh $90 @ fommy
Mophie - Juice Pack Powerstation 3600 mAh $99 @ BestBuy
ClearMax External Battery Pack 5000 mAh $39 @ eBay (questionable)
eGear UB-181 1800 mAh $19 @ eBay
eGear S220 (3-way charge: Solar,ac&usb) 2200 mAh $39 @ eBay
Yoobao YB-602 Power Bank (White or Black) 4800mAh $49 @ eBay
Personally, i think i am going with the Yoobao or Mophie or ZAGG.
***EDIT***
the ZAGGsparq is 6000 mAh, NOT 4000 like i stated above...
Yoobao has only 800 mA of output, too few !
Sent from my GT-P1000 using XDA App
The ZAGG has 2 x 1000 mAh. i wonder what the output is @ 1? I doubt very much that it is 1 x 2000 mAh...
Im impress with the batterry , way much better than my Ipad that I just sold ...

Battery Life Sucks! Android still way behind in this respect.

My last Android phone was the Desire. (The first one)
It's battery life left alot to be desired in all honesty.
Phone after that was an iPhone 4 which had a far better battery life. Onto pastures new after my iP4 got smashed, I picked up a Samsung Galaxy S II as a replacement.
Had it three days now and I am really not impressed with this things battery life. Unless your camped near a charger it just feels like such a pointless device. What's the point in having all these features if it's going to be dead by lunchtime? Really?
Got hardly any apps installed, have closed down social hub and everything inside it, no notifications or syncing apart from Gmail and contacts. (Whoopy doo!)
I took my phone off the charger around 2pm at 100%.
Now it's showing as 6h 48m usage (doesn't sound right)
Display 44% - 1h 47m use
Internet 13% - CPU total - 19m
Cell Standby 11%
Android System 9% - CPU Total 3m , CPU foreground 1m , Stay awake 4m
Android OS - 8% CPU total 11m
Voice calls - 3% - 2m
Battery now at 48%
So over 50% battery and I have got 19 mins of checking football scores and 2 minutes of calls.
This phone is not worth £500. Not in the slightest, just based on this. What good is a dual core powerhouse if it's going to be dead before you've had a chance to use it?
It's a serious issue that needs looking at, and no , it isn't the Android OS bug. That only accounts for 11 minutes of nearly 7 hrs of being on.
I use to charge my iPhone 4 up about once every 3-4 days, it never seemed to ever die or drain this quickly. You put the phone on the side and goto bed, usually lose about 1% of battery for the entire night.
This just isn't good enough for the price being paid.
From what i've seen here at XDA is that every phone (even the same model) performs differently. My SGS II can sit on my nightstand all night (7-8hrs) and only lose 3-4% battery. I can go through my entire work day of 8hrs with email sync on, sending text, making calls, checking XDA and Twitter, etc and still only use approx. 30% battery.
This is with the stock ROM. With a custom ROM that will improve and I can count using a maximum of 3 fingers the last time I was away from a charging source for more than an hour so i'm content.
You must be the only one I've heard of that only charges their iPhone4 every 3-4 days, everyone that actually use the phone has to charge it at least every day (that I know anyways).
And 19 mins checking fotball scores and 2 calls? Your screen was on for nearly 2 hours so I hope you got to do more than that.
I can usually get a solid 5-6 hours of _active_ use time out of this phone and that's better than any phone I've had before at least. But one must remember batteries are batteries and the one in SGSII only has those 1650mAh to work with, it isn't magic.
And if you're getting much more than 1% battery drain per hour you have a bug or a program eating your battery somewhere.
Oh and if it isn't good enough for you just return it or sell it, it's not like anyone forced you to buy it or like it. I would never tolerate having a phone I didn't like, it would go straight in the bin.
SBS_ said:
You must be the only one I've heard of that only charges their iPhone4 every 3-4 days, everyone that actually use the phone has to charge it at least every day (that I know anyways).
And 19 mins checking fotball scores and 2 calls? Your screen was on for nearly 2 hours so I hope you got to do more than that.
I can usually get a solid 5-6 hours of _active_ use time out of this phone and that's better than any phone I've had before at least. But one must remember batteries are batteries and the one in SGSII only has those 1650mAh to work with, it isn't magic.
And if you're getting much more than 1% battery drain per hour you have a bug or a program eating your battery somewhere.
Oh and if it isn't good enough for you just return it or sell it, it's not like anyone forced you to buy it or like it. I would never tolerate having a phone I didn't like, it would go straight in the bin.
Click to expand...
Click to collapse
Honestly, there isn't much choice is there. It's this thing , or the iPhone 4.
Blackberrys are rubbish, other mainstream phones are all Android based and have battery grievances aswell.
Battery life is such a limiting factor with these modern phones, the old nokia bricks use to last ages. I know they can do alot more, but I figured disabling all of the sync features and what not should atleast improve it a fair bit.
Doesn't seem to make any difference.
Going back to carrying spare batteries again, just for daytime use. lol
Arthur Hucksake said:
Honestly, there isn't much choice is there. It's this thing , or the iPhone 4.
Blackberrys are rubbish, other mainstream phones are all Android based and have battery grievances aswell.
Battery life is such a limiting factor with these modern phones, the old nokia bricks use to last ages. I know they can do alot more, but I figured disabling all of the sync features and what not should atleast improve it a fair bit.
Doesn't seem to make any difference.
Going back to carrying spare batteries again, just for daytime use. lol
Click to expand...
Click to collapse
today my screen has been active for 5 hours on my one year old galaxy s and i still have 29% left on battary. So i aint suffering from same issues as u
I didn't really use it much since i was carrying my BB most of the day yesterday
Complete opposite from OP's observation
I've said it from day 1 that battery life on this is great.
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Arthur Hucksake said:
So over 50% battery and I have got 19 mins of checking football scores and 2 minutes of calls.
Click to expand...
Click to collapse
19 mins of CPU usage doesn't mean you was checking scores for 19 minutes, but it took summarily 19 mins of 100% CPU usage. Plus if I look at display time then I think you was checking these scores for about 1:40 hrs and now you're surprised that it took ~50% of battery. Also I think you have brightness set to high, because display should not drain so much power.
Mine was up to 1 day 6 hours then I had the charge message on screen this was with a few hours of phone calls, maybe 35 texts, watched a bit of a video, web browsing, I am very pleased with the battery so far.
I get at most 15-20 hours out of my battery, limited use.
As many stated before, the phone is almost useless due to the bad battery. I dont know if I can see an entire Mkv 1080p movie in it. Only seen a few CSI 720p mkv videos, and they drain the s**t out of the battery.
Looks like we have to buy the big battery pack thats going to be released soon. Then it wont be so thin, or light though...
Here is a pic of my stats, phone is about to go dead in a couple of hours. That means Ill get about 15 hours out of it today.
First of all, your display was on for 1hr 47min, 13min of scores doesn't cause that....
Second, there are ways to get better battery life out of the phone.
Turn down brightness
Turn off auto sync
Turn off radios if they can't get signal
Dont stream videos/music
But why have a top of the line device if your going to do all that?
I turn my brightness up, I love the sexy giant screen. I auto sync 4 email accounts. I have 7 screens filled with power wasting widgets. I constantly stream pandora and watch espn at work, tvshowstream on lunch and in car. I overclocked also.
Lets say I use my phone to its fullest. All I did was buy some cheap hong kong batterys on ebay for $11 and switch them out as I need them. I can do anything and everything on my phone with confidence I won't run out of power.
corb06 said:
As many stated before, the phone is almost useless due to the bad battery. I dont know if I can see an entire Mkv 1080p movie in it. Only seen a few CSI 720p mkv videos, and they drain the s**t out of the battery.
Looks like we have to buy the big battery pack thats going to be released soon. Then it wont be so thin, or light though...
Here is a pic of my stats, phone is about to go dead in a couple of hours. That means Ill get about 15 hours out of it today.
Click to expand...
Click to collapse
What did you install on your phone? I'm still running full stock
Its not the best battery but it ain't that bad as many others, iphone 4 is good on battery and lasts a day or 2 with some use but ios is nothing like android interface so they carnt be compared that easy, i think there's room for improvement weather its a android update or custom Rom.
corb06 said:
As many stated before, the phone is almost useless due to the bad battery. I dont know if I can see an entire Mkv 1080p movie in it. Only seen a few CSI 720p mkv videos, and they drain the s**t out of the battery
Click to expand...
Click to collapse
:firstworldproblems:
I used to have an iphone 3 and I had to charge that baby every day...
While I would certainly like more standby time... Having an awesome computer in your pocket is way cooler than a dumb phone that's battery lasts four days.
I think this was one of Nokia's major miscalculations... That users wanted better battery life over phone features.
Not going to waste too much time with this, you picked the wrong phone to begin with, Samsung has this goal, to be in every pie. Their products have great reviews, but so research first and find a company that does better, one that actually takes the time to develop the product they primarily specialize in, and who have been around doing it (reliably) for awhile. I.e. Motorola, Htc
Sent from my PC36100 using XDA Premium App
Shadowzerosix said:
Not going to waste too much time with this, you picked the wrong phone to begin with, Samsung has this goal, to be in every pie. Their products have great reviews, but so research first and find a company that does better, one that actually takes the time to develop the product they primarily specialize in, and who have been around doing it (reliably) for awhile. I.e. Motorola, Htc
Sent from my PC36100 using XDA Premium App
Click to expand...
Click to collapse
I actually went by reviews, they all point to this phone being the best alternative to the iPhone 4. Comments were generally that battery life was good.
Think their reviews were all based on ten minutes of use.
Arthur Hucksake said:
I actually went by reviews, they all point to this phone being the best alternative to the iPhone 4. Comments were generally that battery life was good.
Think their reviews were all based on ten minutes of use.
Click to expand...
Click to collapse
i've had mine since the fourth of this month and battery life is just as good if not better than the first week. That screenshot was taken earlier today
Shadowzerosix said:
Not going to waste too much time with this, you picked the wrong phone to begin with, Samsung has this goal, to be in every pie. Their products have great reviews, but so research first and find a company that does better, one that actually takes the time to develop the product they primarily specialize in, and who have been around doing it (reliably) for awhile. I.e. Motorola, Htc
Sent from my PC36100 using XDA Premium App
Click to expand...
Click to collapse
Which samsung phone do you have? I would have to agree with HTC but motorola for smartphone? HAHAHAH
I dont't think 19min of checking football score and 2min of calls will even affect your battery life. 6hours and your battery down by 50%, not sure what you did to your phone. Just watched live football stream for 2 hours, everything else syncing etc, I never off background data, wifi constantly on, lots of widget and now after 19hrs I still left 28%.
If this phone were not good enough for you why don't you return it and exchange back for an iPhone4?
ps: My gf ip4 need to charge every 2 days (with light usage) but when shes playing lot of games and browsing, she will need to charge it at night before going to bed.
If you don't like the phone return it and get something else. That's some free revolutionary advice for you. No need to create another thread for this, you could have just made a new post in one of the others. Now have a good day.

[Discussion] OnePlus X Battery Life Thread

This thread will be for battery discussion related to the One X. At this point we're only speculating, but it will also be a great place to post battery test results from reviews, your own battery life results, and general discussion about improving battery life.
I started this thread because I'm interested in the One X, but assuming that with 80% the battery capacity of my OnePlus One (2,525 vs. 3,100mAh), the OnePlus X will probably have ~20% less battery performance. It will help that the One X has an AMOLED screen vs. LED, so dark pixels are not illuminated, and it's screen is smaller, thus saving some energy. Maybe we'll get 85% of the OnePlus One's battery performance
Just to start a little speculation before the reviews begin rolling in, there are two flagship devices from 2013/2014 that are somewhat comparable (~5" screen, 2,x00mAh battery, SnapDragon 80x SoC):
Google Nexus 5 w/2,300 mAh battery
Samsung Galaxy S5 w/2,800 mAh battery
HTC One M8 w/2,600 mAh battery
Just picking one review site's battery test results (it doesn't matter which one--almost none of them reflect actual user experience accurately), the S5 gets 7h 38 min, One M8 7h 12 min and the Nexus 5 4h 50 min. That's a huge range, but I think it's reasonable to expect the One X to average them since it's battery size is closer to the One NexusM8 and Nexus 5, but it has an AMOLED screen like the S5--so around 6 hrs 30min by Phone Arena's test regiment. The OnePlus One did 8hr 5min by Phone Arena's regiment, so ~80% of that would be 6hr 24min for the One X.
If my speculation is reasonable (iffy at best ), then the One X should have some pretty decent battery life for a 5" device.
Enough speculation for now. Waiting for the reviews to start coming in.
It has AMOLED display, 5" instead of 5.5" screen, a slightly underclocked version of the CPU used in OnePlus One, and when it gets Android 6.0 there are tons of battery related optimizations, I don't think there is reason to be worried...
Also with underclocking CPU and GPU with combination of undervolting will give you a great battery life. Amoled display won't illuminate dark pixels and that's also a big plus over here. With OPO i get around 8h of SOT it 2 days of moderate usage.. messaging, music and that's it mostly. OneX will be same as OPO i think. Smaller screen, new android, kernel modifyfing and you'll be able to get aroung 7-8h of SOT I'm sure
This is the same SoC Qualcomm MSM8974AB that has been used by htc with M8 and Sony in it's Xperia Z2 with 2600 and 3200 mAh battery respectively. as I'm currently suffering low battery backup with Galaxy S6, I'm bit skeptical whether to go with one X or not. If one X manage to reach minimum 4 hrs. SOT I will buy this phone as I already received the invitation.
kachrukamble said:
If one X manage to reach minimum 4 hrs. SOT I will buy this phone as I already received the invitation.
Click to expand...
Click to collapse
SOT is extremely variable depending upon personal usage habits. I don't know how you could possibly find out if you would get 4 hrs with your usage habits before having the device. Maybe find somebody with an X and identical usage habits to you?
Incidentally, the Phone Arena battery test is done with the screen on, and they're getting 6-7 hrs out of similar devices.
We measure battery life by running a custom web-script, designed to replicate the power consumption of typical real-life usage. All devices that go through the test have their displays set at 200-nit brightness.
Click to expand...
Click to collapse
I'm afraid it won't be enough
I live in Rome, so I'll have the chance to buy a OP X the next 11th November event but the battery is the only thing that is stopping me at the moment. I come from a ridiculous Galaxy Nexus battery life and I'd love to have a real long battery life finally. I was interested in the ZUK Z1 for this reason but I'm kind of used to the AMOLED technology and I don't want to go bigger than 5.2" for the display. Please guys post anything you know about the battery life even if iI'm afraid it will be just average and nothing special. 2500ish battery is not enough nowadays.
MroStudios said:
I live in Rome, so I'll have the chance to buy a OP X the next 11th November event but the battery is the only thing that is stopping me at the moment. I come from a ridiculous Galaxy Nexus battery life and I'd love to have a real long battery life finally. I was interested in the ZUK Z1 for this reason but I'm kind of used to the AMOLED technology and I don't want to go bigger than 5.2" for the display. Please guys post anything you know about the battery life even if iI'm afraid it will be just average and nothing special. 2500ish battery is not enough nowadays.
Click to expand...
Click to collapse
I have nexus 4 and its sot is from 3:40 to 4+h. It has 2100mah battery.
It is enough for me to last a day.
Just hope that custom roms will be available.
That will let me to adjust some settings.
Just had a conversation with the chat team, here is the conversation.
19.54.41 GMT - Client said : I am also a bit concerned abou thr battery on the oneplus x, it seems a bit small. Are there any official numbers on how long the device csn hold charge. Screen on time, etc.
19.57.04 GMT - Operator said : The device has 2,525 mAh LiPo battery. Pretty much it'll be good for one day. It is normal for smartphones that has LiPo battery. Overall, it'll just depend on the usage of the device, so to lessen the battery usage, one of the best way is to reduce the brightness of the device and to force close all apps that are running.
Click to expand...
Click to collapse
I know its vague but i'm now pretty sure it'll get me through a day... Also because i'm a light user
I got this phone for almost a week and it has 4h sot of heavy usage. From 7am to 11pm. It's good but not amazing. This is enough for me at least
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By heavy usage i mean always either 4g or wi-Fi. A lot of chrome and spotify
PoloB49 said:
I got this phone for almost a week and it has 4h sot of heavy usage. From 7am to 11pm. It's good but not amazing. This is enough for me at least
By heavy usage i mean always either 4g or wi-Fi. A lot of chrome and spotify
Click to expand...
Click to collapse
Omg you have facebook messenger also. Do you have facebook app also?
If you do this battery life will be amazing for me since im a minimalist.
Fatsodonkey said:
Omg you have facebook messenger also. Do you have facebook app also?
If you do this battery life will be amazing for me since im a minimalist.
Click to expand...
Click to collapse
Nope i don't have the facebook app but i got acdisplay and fleksy which does use the battery. And yes i often use messenger, i think you can have a great time on battery with a light use of the phone
PoloB49 said:
Nope i don't have the facebook app but i got acdisplay and fleksy which does use the battery. And yes i often use messenger, i think you can have a great time on battery with a light use of the phone
Click to expand...
Click to collapse
Yeah. I will wait for proper kernel then uv, uc and make gaming profile shortcuts with tasker then i will get battery and performance when i need it.
If manufactures would be smart they would make profiles available in the statusbar. Just simple battery saving, normal and performance tabs.
Also wishing that the alert slider can be customized. Just realized that it woulf be awesome if the alert slider could handle performance profile.
More than 8 hours 1080p video playback
Hi all,
the german online mag Golem.de states in his review:
- more than 8 hours continuous 1080p video playback with 1 battery charge (for comparison: ZUK Z1 made 9 hours with 4100mAh in same test)
- gets easily over 1 day usage
First day use!
Am i the only one getting such a bad battery life?? Or should i wait to test it again after a few more days??
vinay235 said:
Am i the only one getting such a bad battery life?? Or should i wait to test it again after a few more days??
Click to expand...
Click to collapse
First day use and you're complaining?
Dsteppa said:
First day use and you're complaining?
Click to expand...
Click to collapse
lol yea ur right..will update after a few days then..
vinay235 said:
Am i the only one getting such a bad battery life?? Or should i wait to test it again after a few more days??
Click to expand...
Click to collapse
Try sleeping in a little later. Getting up before 5AM is probably what's killing your battery
interested in getting the device but would like to see the performance of the phone in real life ... battery life would also tell its capabilities
According to this test, the battery life is not bad. But I don't know this site, and i'm not sure it could be trust.
edit : I can't post link. Search for "fonearena oneplus-x-battery-life-test" and you will find it.

Sony Xperia Z5 Premium Battery Consumption

Hey guys, I recently bought the chrome version of Z5 premium dual.
It's been almost a week and I can safely say that I'm disappointed by the battery.
My Z3 dual almost gave me 2 days of battery life with moderate to heavy usage, Z5P dual is far from that.
Take a look at the screenshots below.
It barely gave me a day with moderate usage, I didn't even play any games during this period.
I'm not sure if the 5.5 inch 4k screen is its friend or a foe.
I'll conduct more tests and share the results.
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thank you for this
Screen on time??
It would be great to know the Screen-on-time and the brightness you've set for the screen.
Some point i think needs to be cleared by OP:
1. From the graph it's not charged fully to 100%?
2. First charge? I think no wonder..
3. Clean Master? 3GB of RAM and 32 GB of ROM and OP still need one? It obviously will take some battery power to do monitoring and cleaning..
But overall, Seeing more than 24 hour battery life time is quite good actually. Maybe not as efficient as Z3 but it's been the norm for all 810 devices. Only SOT part is needed here. Good news is when OP is asleep, the phone is sleeping too
hansip87 said:
Some point i think needs to be cleared by OP:
1. From the graph it's not charged fully to 100%?
2. First charge? I think no wonder..
3. Clean Master? 3GB of RAM and 32 GB of ROM and OP still need one? It obviously will take some battery power to do monitoring and cleaning..
But overall, Seeing more than 24 hour battery life time is quite good actually. Maybe not as efficient as Z3 but it's been the norm for all 810 devices. Only SOT part is needed here. Good news is when OP is asleep, the phone is sleeping too
Click to expand...
Click to collapse
I did charge it to 100%
Screen brightness was set to 50%
As far as clean master goes, its rather a handy app to remove whatsapp and some other apps from from the active apps list. It's a necessity for me, might not be for you.
Another update, I removed the secondary sim card from the device and the standby time improved considerably.
Using a single sim since yesterday on 3G mode.
Hey guys, I did a 720p video test. Here's the result.
MX player pro
Brightness set at 10
Volume set at 15
Handsfree plugged in
Both sim cards active
Battery dropped from 100% to 66% after 1.5 hours
arjun.arora said:
Hey guys, I did a 720p video test. Here's the result.
MX player pro
Brightness set at 10
Volume set at 15
Handsfree plugged in
Both sim cards active
Battery dropped from 100% to 66% after 1.5 hours
Click to expand...
Click to collapse
Its like sony has gone back to to life before the z2/3 as far as battery is concerned. No more excellent battery life just mediocre - average.
how about battery stats for single sim? really curious as I am planning to get one myself when it gets released in my country.
just so you all know this phone has octa core so don't expect it will handle 2 days use of battery since once all 8 cores are working it will drain battery 2x faster or so than z3 would take as quad core.
But cpu does stopp some of it's cores when not needed then it will say Stopped on other 4 cores or if it says sleeping depending on which app you use to check.
I guess Sony might have solved heat problem of the S810 but not batter.......
This is not a phone for you if you watch movies or videos all the time.
Mine is 2 weeks old now, after extensive usage I can safely say it lasts comfortably for a day on a full charge with normal usage, without watching movies. If you do watch videos or movies it'll drain out in 7-8 hours.
So got my Z5P yesterday and I am not impressed with the battery it drains quite fast and I have power saving on and brightness around 25%
Any screen on time from full charge?
RCJ89 said:
So got my Z5P yesterday and I am not impressed with the battery it drains quite fast and I have power saving on and brightness around 25%
Click to expand...
Click to collapse
Yea it's definitely disappointing, one of the primary reasons I purchased it was for the larger battery. I really didn't think it would be so average! I honestly find myself using my z ultra around the house on Wi-Fi. I think if I had a sim kit to revert back I'd regress lol. It's battery is growing on me now, and I just received my case in the mail today so I can stop treating it like an infant!
samsmalls said:
Yea it's definitely disappointing, one of the primary reasons I purchased it was for the larger battery. I really didn't think it would be so average! I honestly find myself using my z ultra around the house on Wi-Fi. I think if I had a sim kit to revert back I'd regress lol. It's battery is growing on me now, and I just received my case in the mail today so I can stop treating it like an infant!
Click to expand...
Click to collapse
Same here and the bigger screen, I had the Z5 before and wasn't impressed with the battery on that and the premium is hardly any better even when I am not viewing photos or videos, even just sending texts or on whats app im just watching the battery drain so fast, it doesn't even drain so fast on my ip6s or gs6. I don't know if its just because of the S810 but there is no other android phone i like this year with a big screen (5.5 inch+) they are all just disappointing imo.
---------- Post added at 02:42 PM ---------- Previous post was at 02:35 PM ----------
freezingpoint said:
Any screen on time from full charge?
Click to expand...
Click to collapse
I think yesterday mine was around 5 hours SOT. Mostly whats app and texts but my iphone can do about the same and so can my s6. This battery lasts only a bit longer overall than S6 or iphone on the same screen brightness, power saving and usage and having a much bigger battery. The S810 must really be rubbish, i would have rather them cut the 4K screen and used a 808 processor as for a 3430mah cell the battery life is dismal. I had the Z3 before aswell and the battery life made me love the phone can't say the same for the premium, Ive only had it two days and i dont like it already but i cant keep changing phones so i gotta ride it out until next year but on this basis this is definitely a phone I will get rid of in around 6 months time unless some serious battery improvements come.
tseyksuli said:
just so you all know this phone has octa core so don't expect it will handle 2 days use of battery since once all 8 cores are working it will drain battery 2x faster or so than z3 would take as quad core.
But cpu does stopp some of it's cores when not needed then it will say Stopped on other 4 cores or if it says sleeping depending on which app you use to check.
Click to expand...
Click to collapse
It's not the extra cores that drain the battery.
CPU cores in mobile phones are very small (4 or 8 cores) and if u compare that power useage with a 5.5" big screen you'll get my point..
@arjun.arora
Don't close your apps so often. I see u use some cleaner app. I never liked those apps, I just closed my apps in recent app menu but since android lollipop it is not recommended to close apps at all - android manages this for u.
If u just let all ur opened apps open for a couple of days u will see the device gets smoother and faster and maybe also more juice friendly :thumbup:
(E.g. every app u kill, need to be opened at some time. So when u don't kill, it opens faster and doesn't need that much power to open)
I don't know why, but it's finish faster 100% to 65%. Then it's goes to 0% slowly. I am a heavy user and it's give me at least whole day with 8 hours screen.
Hi guys. I've had my premium for about a week now and everyday with approx same usage I am only getting 3.5 hrs screen on time! With and without stamina mode. Same
Do you think there could be something wrong with the device
Thanks
Managed to get this on my first charge using it heavy all day on data only.
Not too bad.

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