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vivithemage

macrumors 6502a
Original poster
Jul 12, 2008
681
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This is normal for me, even before iOS6 I could tell I would get similiar battery life. This is after a full charge about 10 days ago .. I charge usualyl 1-2 times a month generally, this thing is awesome. I constantly get about this much usage out of it, emails/web surfing/maybe 30-60 minutes of video playback.

ipad3battery.PNG
 
I like my iPad 2 battery life and I would guess version three would be better.
 
And I thought my ipad 3 battery life was good ;)

This is my iPad at 3% left btw
 

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Keep in mind that the battery count will only reset once the iPad has reached a full charge (sometimes if you pull the cord out when it hasn't been at 100% for long it does not reset) and it seems to add usage time to the standby time. (so 10 hours used = +10 hours standby)

I'm not sure if playing audio in the background when sleeping counts as usage time, or standby time either.

I have definitely noticed an extra couple of hours battery life out of iOS 6, as they seem to have fixed whatever bugs were causing idle CPU usage to gradually rise on iOS 5. (my iPad 2 & 3 would gradually increase to about 20% idle CPU usage over the course of a week until they were reset a couple of times)

I do regularly get something in the region of 10-12 hours though, and more if I'm at low brightness for most of my usage. At lower brightness, I get better battery life out of the iPad 3 than the iPad 2, at high brightness, I get better usage out of my iPad 2. (but not by much, maybe an hour)
 
My battery life definitely suffers using 4G, but if I shut it off when I am home, which I do, I get stunning battery life.

With 4G and Wifi on, I can barely make 2 days. If I shut 4G off, I easily double that
 
Here's where I'm at right now. I'll report back in a week when this thing dies. This is an iPad 2 wifi.

00fad854503b45223d734f045755b273.jpg
 
Mine is always dead at the end of the day...

I use it for school, while riding the bus (45 minutes total a day) I play games on medium brightness. During school, always maximum. It gets about 7 hours of usage a day.
 
My first iPad 3 battery was great. I watched 2 full movies and had around 30-40% left on the battery. I had to return my first iPad 3 because of the defect.

So now I'm monitoring this new replacement iPad 3. Out the box it was charged but after 8hrs of having it, the battery depleted fast. The major thing I was doing was downloading books and resetting all the passwords. I let the battery die and gave it a full charge before using. So far its been so so. I can check my mail and it will drop a percent.

Checking the Diagnostics & Usage there is a Crash list and LowBattery Log. voltage 3605mV Partial charge :1
 
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When looking at all these responses it seems like there are many different battery usage hours. I wonder why. Is it because of how old the battery is or are there many different types of batteries? I guess it also depends on if you are using an original battery or a generic non-brand?
 
I just got mine Wednesday. After reading all these responses I'm going to return it.

I checked my iPod and didn't see a LowBattery report. On my iPad that just got replaced it says in the Diagnostic Report LowBattery.


To answer your question, it depends on what you are doing. I lost 10% just by it being turned on with the home screen. No apps running.

Before if I'm playing one game and having maybe a few apps open (Books, Facebook, Photos) the battery life lasted longer. If I'm playing movies, the battery would be about 20-30% used.
 
My battery was wayyyy better before iOS6, now it drains really fast when used, standby is just as good though.
 
dang that is impressive. i'm currently at 50% with over 9hrs usage and 3 days standby. i'm surprised they waited this long to add usage stats to the iPad, considering its one of the areas the ipad really excels!
 
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