- Model Name
- Apple Watch Series 9
- Dimensions (Aluminum, 45mm / 41mm)
- 45 x 38 x 10.7 mm (39 (1.38 oz)) / [41 x 35 x 10.7 mm (32.1 g (1.13 oz))
- Dimensions (Stainless Steel, 45mm / 41mm)
- [45 x 38 x 10.7 mm (51.5 g (1.83 oz))] / [41 x 35 x 10.7 mm (42.3 g (1.48 oz))]
- Build (Aluminum)
- Glass front, ceramic/sapphire crystal back, aluminum frame
- Build (Stainless Steel)
- Glass front, ceramic/sapphire crystal back, stainless steel frame
- SIM
- No eSIM or eSIM | IP6X certified | ECG certified (region dependent SW application; HW available on all models)
- Display Type
- Retina LTPO OLED, 2000 nits (peak)
- Display Size (45mm / 41mm)
- 1.9 inches / 1.69 inches
- Resolution (45mm / 41mm)
- 484 x 396 pixels (~326 ppi density) / 430 x 352 pixels (~326 ppi density)
- Protection (Aluminum)
- Ion-X strengthened glass | Always-on display
- Protection (Stainless Steel)
- Sapphire crystal glass | Always-on display
- OS
- watchOS
- Chipset
- Apple S9
- CPU
- Dual-core
- GPU
- PowerVR
- Memory Card Slot
- No
- Internal
- 64GB
- Main Camera (Single)
- No
- Loudspeaker
- Yes
- 3.5mm Jack
- No
- WLAN
- Wi-Fi 802.11 b/g/n, dual-band
- Bluetooth
- 5.3, A2DP, LE
- Positioning
- GPS, GLONASS, GALILEO, QZSS, BDS
- NFC
- Yes
- Radio
- No
- USB
- No
- Sensors
- Accelerometer, gyro, heart rate, barometer, always-on altimeter, compass, SpO2, VO2max, temperature (body) | Temperature sensing (0.01˚ accuracy) | Ultra Wideband 2 (UWB) support
- Battery Type (Aluminum, 45mm / 41mm)
- Li-Ion 308 mAh, non-removable / Li-Ion 282 mAh, non-removable
- Charging
- Wireless, 0-80% in 45 min (advertised)