Battery life tests reveal that the iPhone 17 Pro Max has other iPhones and most Android phones beat But the iPhone Air is the worst performer on test, and the iPhone 17 isn't much better Google's Pixel 10 series also struggles, while the OnePlus 13 achieves the highest result With its massive 5,088mAh battery and the iPhone’s famed power efficiency, it was always likely that the iPhone 17 Pro Max would impress on the battery life front, and now we have a clear idea of exactly how impressive it