With the motherboard free, we turn our attention to the battery.

You heard right: you have to remove the motherboard to get to the battery, again, which is more than lightly adhered to the LCD shield.

This super-sized serving of adhesive is sure to be a health risk for the M8's repairability score. Too bad HTC doesn't take a recipe from Google's book.

HTC touted the all-new One's exceptional battery management, with up to 2 weeks of standby from a 100% charge, and 15 hours on 5%. Wowsers.

Much of this comes from low-power sensors and clever software, plus a 2600 mAh battery, up 300 mAh from last year.