In 2025, CNET tested the battery life of 35 phones, and our overall top performer is the iPhone 17 Pro Max. At a starting price of $1,199, it was the most expensive phone in our top five. Its ...

2025 brought big changes to the smartphone battery department, with manufacturers adding silicon-carbon batteries that massively increase capacity without increasing the size of the battery or, by ...

For all its many strong sides, the Samsung Galaxy S25+ doesn't have the best battery life. Which smartphone options on the ...

Total battery capacity is only one factor influencing actual device longevity. Lab tests demonstrate how different hardware components impact power consumption rates. Efficient processors and screen ...

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 ...

It is common knowledge that communicating over WiFi is more efficient than using the 5G cellular network, but by ...

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 ...

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 ...

When it comes to the best smartphone battery life, nothing beats these two iPhones. One you can guess but the other might ...

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 ...

After hours of video calls, texts, streaming and scrolling through social media, smartphone buyers cashing in on Cyber Monday deals want a smartphone battery that will last. "While there's a lot of ...

A broad new smartphone test has found that Apple devices lead the industry for battery life, with the iPhone 17 Pro Max ...