For most people, a battery pack that’s misbehaving simply means it’s time to get a new battery. But when the battery in their ThinkPad wasn ... of the correct 12.3 V. As it turns out ...

given that the X280 is a noticeably smaller machine with its 12.5-inch display, versus the 14-inch display of the X1 Carbon. In our tryout of the ThinkPad X280, we got six hours of battery life in ...

Lenovo promises up to 15 hours of battery life on a charge for the ThinkPad X1 ... the X1 Yoga weighs 3.08 pounds, while the Latitude has a starting weight of 3.12 pounds (for the model with ...