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 ...

An agentic AI tool for battery researchers harnesses data from previous battery designs to predict the cycle life of new ...

The iPhone 17 Pro Max ranks first for battery life in testing across 35 smartphones, setting a new endurance benchmark.

We've tested hundreds of laptops to find the ones that last the longest between charges. These battery-life champs will easily take you through a day of work or school, plus an evening's entertainment ...

Here’s iOS 26.2.1 battery life drain being tested to show how it will fare on your iPhone model. Whenever Apple announces a new version of iOS, iPhone owners are understandably worried about how that ...

CCD testers are essential in electronics manufacturing for inspecting components, verifying assemblies, and ensuring product ...

Momodou Wurry Jallow, an electrical engineering major at Alfred University, gives a demonstration on battery testing equipment installed in a lab in the McMahon Engineering Building. The demonstration ...

If battery life is the most important feature in a security cam to you, these are the leading contenders for incredible results.

Battery life remains a critical factor when selecting an iPhone, influencing daily usability and long-term satisfaction. This analysis evaluates the battery ...