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

The rapid adoption of electric vehicles and renewable energy storage has placed battery safety under a microscope. A single ...

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

My “unicorn” Volvo V90 plug-in hybrid wagon is almost four years old. Here’s how healthy its high-voltage battery is.

A recent battery drain test compared the performance of 10 flagship smartphones, including the Galaxy S25 Edge, iPhone 16 Pro Max, Vivo X200 Pro, and others. This test provided valuable insights into ...

A car battery is a crucial component that plays a vital role in the operation of a vehicle. Its primary function is to provide electrical energy to start the engine and power various electrical ...

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 ...

When your remote control stops working or your child's favorite toy no longer functions, you might wonder if the batteries are dead or the device is broken. Fortunately, there's a simple and effective ...

Learn what common battery tester errors mean, why they occur, and how to fix them to ensure accurate diagnostics and avoid ...

Generational, which specialises in EV battery health certification, is set to deploy its battery testing technology at 21 ...

How we test laptops at ZDNET in 2026 ...