A battery test shows iPhone 17 gains are real but modest, with eSIM-only models likely lasting longer thanks to larger ...

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 ...

Battery life for the iPhone 17 Pro Max and Apple's other new models compares favorably to previous iPhones and Samsung phones. I've been reviewing smartphones at CNET for nearly a decade. If there's ...

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 ...

While the Google Pixel 10 Pro is a great all-round performer, its battery life isn't the best. Here are some phones that beat ...

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 ...

The evolution of the iPhone since 2007 has brought the world's first smartphone a long way. If Steve Jobs could see the iPhone of today, he might shed a tear of joy — or roll in his grave, who knows — ...

I wore the world's first HDR10 smart glasses TCL's new E Ink tablet beats the Remarkable and Kindle Anker's new charger is one of the most unique I've ever seen Best laptop cooling pads Best flip ...

Samsung Silicon-Carbon Battery Test: South Korean tech company Samsung is testing two large battery packs of 12,000 mAh and 18,000 mAh, but the test results were not as per expectations. Samsung is ...

Found in Apple AirTags, the CR2032 button cell battery, also known as a coin battery, is actually surprisingly easy to test ...

Small tweaks, big battery gains ...

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 ...