We've completed our battery life and charging tests on the Xiaomi 17 Pro Max and the results are pretty great. Let's see the numbers themselves. The Xiaomi 17 Pro Max puts its massive 7,500mAh ...

I looked at three years of exclusive CNET data of iPhone performance to find out which models hold their charges best.

The iPhone 17 Pro Max runs on Apple's new A19 Pro chip, which, combined with a vapor cooling chamber, iOS 26, and a large battery, allows the phone to last a day on a single charge.

Despite the rumors, there isn’t a silicon-carbon battery in the iPhone Air. Apple’s decision to stick with trusty old graphite-based lithium-ion for this generation makes sense considering the safety ...

Maximize your iPhone battery efficiency with these easy-to-follow tips and iOS tools designed to save power and extend ...

The iPhone 17 Pro Max has outstanding battery life that easily lasts all day with charge to spare. Our exclusive lab data shows you don't need to pay over a grand for excellent battery life. The $829 ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. Modern-day smartphones continue to get ever more powerful ...

Discover 10 practical tips to maximize your iPhone battery life on iOS 26. Save power without sacrificing performance or features.

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. Apple has four new iPhones for 2025: the iPhone 17, iPhone 17 Pro ...

Apple said during the iPhone 17 launch event that the iPhone 17 Pro Max has the best battery life ever in an iPhone, especially the eSIM-only variant that features a slightly larger battery pack.

The energy density of smartphone batteries is rapidly increasing, which should contribute to longer runtimes. While the iPhone 17 Pro Max packs a 4,823 mAh battery, Xiaomi’s 17 Pro Max includes a much ...