I put the OnePlus 15R, and two other Androids, through some serious battery tests to prove just how much of a battery beast ...

I put the Nintendo Switch 2 and the Steam Deck OLED to the test to determine which gaming handheld offers better battery life ...

We've tested hundreds of laptops to find the ones that last the longest between charges. These battery-life champs will easily take you through a day of work or school, plus an evening's entertainment ...

CCD testers are essential in electronics manufacturing for inspecting components, verifying assemblies, and ensuring product ...

Battery life remains a critical factor for smartphone users, directly influencing how devices are evaluated in terms of usability and overall performance. To better understand how modern smartphones ...

Momodou Wurry Jallow, an electrical engineering major at Alfred University, gives a demonstration on battery testing equipment installed in a lab in the McMahon Engineering Building. The demonstration ...

I Tested the New $300 Moto G Power: Great Battery Life but Not Enough Elsewhere ...

Samsung’s latest flagship lineup—Galaxy Flip 7, Fold 7, S25 Ultra, and S25 Edge—has undergone extensive testing to evaluate battery performance. This analysis explores how factors such as design, ...

Gaming laptop battery life is, by and large, rubbish. Or rather, trying to use a gaming-capable machine for a full day of ...

How we test phones at ZDNET in 2026 ...