APPLE Watch S9 45mm (STARLIGHT/MIDNIGHT)
45mm
aluminum or stainless
steel case size
Carbon-neutral
combinations available
Always-On Retina display
Up to 2,000 nits
S9 SiP
Double tap gesture
Precision Finding
for iPhone
Blood Oxygen app
ECG app
High and low heart
rate notifications
Irregular rhythm
notifications
Low cardio
fitness notifications
Temperature sensing
Cycle Tracking
with retrospective
ovulation estimates
Emergency SOS
International
emergency calling
Fall Detection and
Crash Detection
50mWater resistant
Swimproof
GPS
Available cellular connectivity
Up to 18 hours
Up to 36 hours in
Low Power Mode
Fast charging