Hello everyone, and welcome to the iOS 16.2 battery performance video.
iOS 16.2 was released December 13th 2022
This video was shot more than 48 hours after iOS 16.2 was installed, so it had some time to settle in. I have seen many comments that it takes about a week for battery performance to optimize itself after an iOS update. I have always been skeptical of this statement as I have never personally had bad battery life right after I update. If I restore and download backup from iCloud well then that is another story. So I decided to run the battery test just 30 hours after I updated them this time. In that period they were left without power and then powered back to 100% to be
ready for the test to run.
Before the test was run the devices were set to 25% display brightness, auto brightness has been disabled, all devices use same settings, and are connected to the same access point.
How Geekbench works :
Geekbench 4 battery scores measure the battery life of a device when…