Apple Watch Ultra 2 Black Titanium – 49mm
49mm titanium case size
LTPO2 OLED Always‑On Retina display
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Up to 3000 nits
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ECG app1
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
Siren
Water resistant12
Swimproof12
Depth to gauge 40m
Water temperature sensor
High-speed water sports
Recreational scuba to 40m
Precision dual‑frequency GPS
Cellular connectivity14
Apple Watch Ultra 2 S9 SiP
Double tap gesture
Faster on-device Siri with health data access15
Precision Finding for iPhone16
Up to 36 hours normal use19
Up to 72 hours in Low Power Mode19
Fast charging (0–80% in about 1 hour)20