We use a stringent set of repeatable tests to analyze the mobile phones we review, covering battery life, call quality, ...

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

Our expert, award-winning staff selects the products we cover and rigorously researches and tests our top picks. If you buy through our links, we may get a commission. David Lumb is a managing editor ...

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.

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 ...

Vivo is reportedly testing a smartphone featuring a massive 10000mAh silicon-based battery, aiming to rival recent high-capacity releases from HONOR and Realme. By utilizing silicon cells, Vivo can ...

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, ...

Whether you're looking for an Android phone, an iPhone, or a simple handset for voice calls, these are the top phones we've tested for various budgets across the major US wireless carriers.

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 ...

Redmi is reportedly testing three smartphones with 10,000mAh batteries, including a Redmi Note 17 model with 100W charging and 200MP camera.