Phone battery life has always been important, but which brands consistently offer the longest battery life? After extensive testing, we've found the two leaders.

The top ranking phone was the iPhone 17 Pro Max, despite having a relatively average battery capacity of 5,088 mAh and not using the latest battery tech. This is explained by the power efficiency of ...

I put the OnePlus 15R, and two other Androids, through some serious battery tests to prove just how much of a battery beast ...

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 ...

Samsung is reportedly testing a 20,000 mAh phone battery The capacity boost is courtesy of a silicon-carbon compound It's unlikely to be ready in time for the Galaxy S26 series Battery capacity is one ...

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 your phone's battery gets really low, like down to 2%, what do you do? My guess is that you plug it in to charge or reach for a battery bank. If you can't recharge, you turn on your phone's ...

Battery life is one of the most important features you can find in a phone. Being able to use it at any time is vital for nearly everyone, as an unreliable device could leave you unable to contact ...

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 — ...

Exclusive: The OnePlus 15 has the largest battery capacity of any phone sold in the US. And it's all because of silicon. Patrick Holland has been a phone reviewer for CNET since 2016. He is a former ...