We've tested the best phones you can buy in the US alongside many popular mid-range and budget models. One of the most important and objective tests we conduct is a standardized battery test. We're ...

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 remote control stops working or your child's favorite toy no longer functions, you might wonder if the batteries are dead or the device is broken. Fortunately, there's a simple and effective ...

A recent battery drain test compared the performance of 10 flagship smartphones, including the Galaxy S25 Edge, iPhone 16 Pro Max, Vivo X200 Pro, and others. This test provided valuable insights into ...

Noah is a long-time writer, editor, website developer, and creative based in the United States and currently focused on automotive writing. Electric and hybrid powertrains and battery specifications ...

Researchers from Australia’s national science agency are working with Malaysian authorities to assess how different battery chemistries perform under tropical conditions, including high temperatures, ...

The Topdon BT200 Battery and Charging System Tester showed up at exactly the right time. I’ve gotten a couple of sporadic check engine lights from a low-voltage code with no noticeable difficulty ...

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 ...