I tested the best battery-life laptops of 2026. This HP OmniBook shocked me.

What's the best laptop for battery life? It's a question I encounter often when doling out laptop recommendations, and understandably so: Battery life is one of the most crucial factors to consider when choosing a new computer. A machine that dies after only a few hours unplugged has limited portability, and it puts you at risk of data loss in the case of sudden shutdowns.

When testing the best laptops, Mashable reporters always perform a battery-rundown test. Some people might be shocked...