The new crop of laptops based on Qualcomm’s Arm processors aren’t exactly powerhouses, but they’re some of the most efficient laptops we’ve ever tested. In fact, the HP OmniBook 5 is our current battery champion , lasting over 24 hours in a standardized 4K video test. Today, Amazon is selling it for $549.99, an absolute bargain. Highlights include a 14 inch OLED screen, an IR camera for Windows Hello face unlock, and an impressive 2.98 pound weight that’s 1.35...
