Q: Is there a way to test an external battery pack before I go on a long road trip? A: With all the portable electronics we tend to bring on our trips these days, having a portable power source has ...

The Samsung Galaxy S25 Ultra is the battery life king of Samsung devices, lasting longer than any Samsung phone we’ve ever put through our Tom’s Guide battery test. The Galaxy S25 Plus is no slouch ...

Car batteries tend to die at the most inconvenient moments, so periodic testing is the best way to avoid these troubles. Knowing what causes repeated battery failures can help you stay ahead of the ...

Apple is known for touting the “all-day battery life” of its smartwatches, but what does that really mean in practice? To cut through the marketing claims and get to the truth, HotshotTek conducted an ...