Samsung Galaxy S25 Ultra specs: all the key specs for the top S25 model

On paper the Samsung Galaxy S25 Ultra is one of the most high-end phones you can buy, rivaling the likes of the iPhone 16 Pro Max and the OnePlus 13. In fact, in many ways its specs even have those phones beat.

Not only that, but it’s also a significant upgrade on the Samsung Galaxy S24 Ultra, with improvements to the chipset, camera system, vapor chamber, and more, along with a bigger screen.

So this is an exciting handset, and to see exactly why, read on for a full overview of the S25 Ultra’s key specs. Or, for more of an idea of how it performs in practice, check out our hands-on Samsung Galaxy S25 Ultra review. We’ve also got a hands-on Samsung Galaxy S25 review and a hands-on Samsung Galaxy S25 Plus review.

Samsung Galaxy 25 Ultra specs