The Oppo Find X9 Ultra delivers significantly better battery life than the iPhone 17 Pro Max.

The iPhone 17's battery life matters to all users, and can be especially crucial for some. Nobody wants to be without their primary device when you need to send a message, make a payment or take a ...

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 ...

The iPhone Air isn't selling as well as the three iPhone 17 models, which are still sold out in various markets, but there's no question the handset is a head-turner. While the ultra-thin profile and ...

Exclusive: The OnePlus 15 has the largest battery capacity of any phone sold in the US. And it's all because of silicon. As Managing Editor, I lead CNET's mobile team, covering news and reviews on ...

Samsung's Exynos 2600 is the world's first 2nm smartphone chip, and that's genuinely impressive. It's just not enough to outrun Qualcomm's Snapdragon 8 Elite Gen 5 in battery efficiency.

I looked at three years of exclusive CNET data of iPhone performance to find out which models hold their charges best. As Managing Editor, I lead CNET's mobile team, covering news and reviews on ...

There are several ways Android phones are changing in 2026, and battery technology seems to be of primary importance to most manufacturers. More smartphone vendors are using silicon-carbon batteries, ...

To get to the bottom of why we have such mixed feelings about this year’s models, I grabbed the Pixel 10 Pro XL, last year’s 9 Pro XL, and a Galaxy S25 Ultra and peeked inside their secretive software ...

What if the very feature that makes your smartphone so convenient, fast charging, is quietly wearing down its battery? It’s a concern that’s sparked countless debates among tech enthusiasts and casual ...