Samsung Galaxy S20: Introduction of 120 Hz display refresh rate for smoother scrolling and gameplay. Samsung Galaxy S21: Improved camera zoom and video features, including Director's View. Samsung Galaxy S22: Key feature: Significant improvements in night and low-light photography through the introduction of adaptive pixel technology. Supports the S-Pen. Samsung Galaxy S23: The S23 is almost the same size as the S22, but is 36g lighter because this model's frame is made of aluminium instead of titanium. Samsung Galaxy S24: The S24 is slightly smaller than the previous model and therefore also slightly lighter, but accordingly has a slightly smaller battery and slightly less RAM; otherwise, everything has remained the same.