Still going strong after 3 years -- thanks to iOS 12 and a free battery upgrade ... As I discovered at the Apple store, my out-of-warranty iPhone 6S qualified for a free battery upgrade because ...

The Apple iPhone 6s Plus runs iOS 9 and is powered by a 2750mAh non-removable battery. As far as the cameras are concerned, the Apple iPhone 6s Plus on the rear packs 12-megapixel camera. It sports a ...

It comes with 2GB of RAM. The Apple iPhone 6s runs iOS 9 and is powered by a 1715mAh non-removable battery. As far as the cameras are concerned, the Apple iPhone 6s on the rear packs a 12-megapixel ...