- LTPO3 OLED Always‑On Retina display
Wide-angle OLED
Up to 2000 nits
Up to 40% brighter when viewed at an angle - High and low heart rate notifications1
Irregular rhythm notifications2
Low cardio fitness notifications - Sleep Tracking
Sleep apnea notifications3 - Vitals app featuring heart rate, respiratory rate, wrist temperature, and sleep duration4
- Temperature sensing5
Cycle Tracking with retrospective ovulation estimates6 - Emergency SOS7
International emergency calling8
Fall Detection and Crash Detection7, 9 - Water resistant11
Swimproof11
Depth gauge to 6m
Water temperature sensor - GPS : Available cellular connectivity13
- S10 SiP
Double tap gesture
Faster on-device Siri with health data access15
Precision Finding for iPhone16 - Up to 18 hours normal use18
Up to 36 hours in Low Power Mode18
Faster charging (0–80% in about 30 minutes)20