"You'll still need to charge it up every night -- or sooner than that, depending on your use -- but its runtime is at least above average."

"This isn't the iPhone-with-superpowered-battery that I sometimes dream of, but at least the newer, faster A7 processor hasn't hurt battery life at all -- in fact, it seems a little improved."

"If you've been satisfied with the battery life stats of iPhones in the past, you should be perfectly content with the iPhone 5s."

"what the 5S may have gained in capacity it gives back in consumption, and battery life here seems to be almost exactly what we’ve seen on the 5"