Need a long-lasting laptop? Here are the longest battery life laptops we've seen in our many years of hands-on testing.

CNET senior technology reporter Abrar Al-Heeti highlights that the iPhone Air she reviewed regularly ends the day with about 20% to spare (after starting with a full battery). She said it would drop ...

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 ...

The new iPhones Apple unveiled last week offer improved battery life, at least according to official estimates. Better battery life is something buyers expect from each new iPhone generation.

The Battery Life industry-standard benchmark since 1991 makes battery life comparisons even more straightforward. Featuring a new battery estimator, where users can switch among 3 test modes to ...

YouTube creator Android Addicts tested the battery life of all Galaxy S25 models side-by-side with last year’s Galaxy S24 Ultra, and the results are not only impressive but also a bit surprising. The ...

The new Pixel 9a might appear an unassuming mid-range phone at just $499, but it actually packs Google’s largest-ever battery into a 6.3-inch form factor. The 9a’s new 5,100mAh cell is a significant ...

The global race for better batteries has never been more intense. Electric vehicles, drones, and next-generation aircraft all depend on high-performance energy storage—yet the traditional approach to ...

The evolution of the iPhone since 2007 has brought the world's first smartphone a long way. If Steve Jobs could see the iPhone of today, he might shed a tear of joy — or roll in his grave, who knows — ...

The new feature just launched in the Preview and Beta channels. “Limiting the charge limit to 80% can be beneficial for long term battery health,” Valve says. “This can be useful if your Steam Deck is ...