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 ...

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.The Latest ...

YouTube channel HTX Studio conducted a massive smartphone battery charging experiment that involved buying 40 phones and spending two years conducting battery charging experiments using fast and slow ...

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 ...

PhoneBuff recently conducted an extensive battery test featuring 7 of the leading flagship phones of 2026, and the results ...

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, ...

iPhone 17 Battery Test: Real-World Results Challenge Apple’s Big Claims Your email has been sent When Apple unveiled the iPhone 17 lineup, it talked up major battery gains. But a side-by-side test ...

Qualcomm still holds a big advantage over Samsung's chips ...

You might say that battery life is just a small consideration when buying a new iPhone or Android phone now, but that stance gets shaky when you're staring down a sliver of red in the battery gauge ...

In a regular phone battery (iPhone, Galaxy phones), the cathode is made of a metal oxide like lithium cobalt oxide, and graphite is the anode material. What's different in this new silicon battery ...