Comparisons

Comparison of
Apple Watch Series 9 45MM

General FeaturesGeneral Features
SIM SupportNo
Bluetooth CallingYes
Voice AssistantYes
Strap/BandSports / Sport Loop
Water ResistantWater resistance 50m (swimproof)
ModesMultiple sports modes
SpeakerYes
CompatibilityIOS
Health Monitoring FeaturesHealth Monitoring Features
Heart Rate MonitorThird‑generation optical heart sensor
Calories Burned Yes
Sleep Quality MonitorYes
Step TrackerYes
Oxygen Level MonitoringYes
ConnectivityConnectivity
Bluetooth Version5.3
GPSYes
DisplayDisplay
Screen TypeOLED
Screen Size45mm
Resolution326 pixels per inch
BatteryBattery
Capacity308mAh
Battery LifeUp to 18 hours