Ahead of next week's Galaxy S25 launch, we're getting our first real glimpse of a slimmer fourth model from Samsung. Samsung's Galaxy S25 Slim is rumored to measure in at 6.4mm, while simultaneously offering near-identical specs compared to the rest of the S25 series.

The iPhone 17 Air and Galaxy S25 Slim will be ultra-thin phones with smaller batteries - here's what it might mean for battery life.

A new rumor gives us an idea of what to expect for the batteries on Samsung's Galaxy S25 Slim and Apple's iPhone 17 Air.