We have been hearing quite a bit over the last few days that a number of iPhone 4S owners are having a problem with their handsets battery life, we reported the other day that this may be due to iOS 5.
Now the guys over at PCMag have put together a video which compares the battery life on an iPhone 4S and iPhone 4 running iOS5 and an iPhone 4 running iOS, you can see the results in the video below.
According to the PCMag test the iPhone 4 running iOS 5 died after 6 hours and 55 minutes, the iPhone 4s running iOS 5 died after 7 hours and 29 minutes and the iPhone 4, running iOS 4 died after 7 hours and 29 minutes, you can see more details of the test over at PCMag.
Have a look at our handy guide on how to improve your iPhone and iPad battery life.
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