Many users of the iPhone 4 or 4s or the new iPhone 5 are extremely unhappy with the battery life performance in the phone after upgrading to IOS 6 (or 6.0.1). It seems that after upgrading to IOS, the battery drains much faster than it did prior to the upgrade.

Title: iPhone 5 battery life is way worse than iPhone 4

Over 168 pages ( 2,753 + replies) !!!

You can read the latest posts here.

And here is another thread on the same subject…

Title: iOS 6 iPhone 4s battery drain

Over 106 pages (1672+ replies) !!!

iOS 6 iPhone 4s battery drain

And here is another big issue… ( 582 Replies +)

The iPhone 5 uses Cellular Data over WiFi?

edited: 11-28-12