46mm or 42mm aluminium or titanium case size LTPO3 OLED Always‑On Retina display Wide-angle OLED Up to 2,000 nits Up to 40% brighter when viewed at an angle ECG app1 High and low heart rate notifications1 Irregular rhythm notifications2 Low cardio fitness notifications Blood Oxygen app3 Sleep Tracking Vitals app featuring heart rate, respiratory rate, wrist temperature, blood oxygen and sleep duration3, 4 Temperature sensing5 Cycle tracking with retrospective ovulation estimates6 Emergency SOS7 Fall Detection and Crash Detection7, 8 - 50 metres Water resistant10 Swimproof10 Depth gauge to 6m Water temperature sensor - - GPS Available cellular connectivity12
S10 SiP Double tap gesture Precision Finding for iPhone14
Up to 18 hours normal use16 Up to 36 hours in Low Power Mode16 Faster charging (0–80% in about 30 minutes)18