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Apple Watch Series 9 4G 45mm Starlight Aluminium Case with Sport Loop Starlight
Network
| Technology | GSM / HSPA / LTE |
|---|---|
| 2G Bands | GSM 850 / 900 / 1800 / 1900 |
| 3G Bands | HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 HSDPA 850 / 1700(AWS) / 1900 / 2100 - International |
| 4G Bands | 1, 2, 3, 4, 5, 6, 7, 8, 18, 19, 20, 25, 26, 28, 39, 40, 41, 66 1, 2, 3, 4, 5, 6, 7, 12, 13, 14, 17, 18, 19, 25, 26, 39, 40, 41, 66 - International |
| Speed | HSPA, LTE |
Body
| Dimensions | 45 x 38 x 10.7 mm (1.77 x 1.50 x 0.42 in) |
|---|---|
| Weight | 39 (1.38 oz) |
| Build | Glass front, ceramic/sapphire crystal back, aluminum frame |
| SIM | eSIM IP6X certified 50m water resistant ECG certified (region dependent SW application; HW available on all models) |
Display
| Type | Retina LTPO OLED, 2000 nits (peak) |
|---|---|
| Size | 1.9 inches |
| Resolution | 484 x 396 pixels (~326 ppi density) |
| Protection | Ion-X strengthened glass Always-on display |
Platform
| OS | watchOS 10, upgradable to watchOS 11.2 |
|---|---|
| Chipset | Apple S9 |
| CPU | Dual-core |
| GPU | PowerVR |
Memory
| Card Slot | No |
|---|---|
| Internal | 64GB |
Sound
| Loudspeaker | Yes |
|---|---|
| 3.5mm Jack | No |
Comms
| 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 |
Features
| Sensors | Accelerometer, gyro, heart rate, barometer, always-on altimeter, compass, SpO2, VO2max, temperature (body) Temperature sensing (0.01˚ accuracy) Ultra Wideband (UWB) support (gen2 chip) |
|---|
Battery
| Type | Li-Ion 308 mAh |
|---|---|
| Charging | Wireless, 0-80% in 45 min (advertised) |
Identifiers
| MPN | MRMA3 |
|---|---|
| GTIN / EAN / UPC | 195949024115 |
