A battery test shows iPhone 17 gains are real but modest, with eSIM-only models likely lasting longer thanks to larger ...

In 2025, CNET tested the battery life of 35 phones, and our overall top performer is the iPhone 17 Pro Max. At a starting ...

Here’s iOS 26.3 and iOS 18.7.5 battery life drain being tested to show how they perform on different iPhone models.

The American iPhone 17 Pro Max delivered the highest performance, partly due to a larger 5,088 milliampere-hour battery.

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 ...

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 ...

A battery test shows iPhone 17 gains are real but modest, with eSIM-only models likely lasting longer thanks to larger batteries.

We’ve got the Samsung Galaxy S24 Ultra in-house and have been using it since Unpacked. And now we’ve just finished running our battery test on the Galaxy S24 Ultra. The results were, quite frankly, ...

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 battery management system (BMS) monitors and controls batteries in vehicles such as more-electric aircraft and electric cars. It needs to undergo rigorous tests under nominal and extreme conditions ...