The corners on the S25 Ultra are a bit more rounded, the edges are flatter, and the bezels seem to be slightly thinner. The S25 and S25+ models have the same screen size as the S24 models, at 6.2 and 6.

The Galaxy S25 is a tale of two AIs: Gemini and Bixby. Yes, while Google's Gemini AI assistant sits at the forefront—it can finally be triggered through a long press of the power button—Samsung is bringing its original Bixby voice assistant out from the shadows.