Apple Watch Ultra 3
Platform
| GPU | PowerVR |
| CPU | Dual-core |
| Chipset | Apple S10 |
| OS | watchOS 11 |
Memory
| Internal | 64GB |
| Card slot | No |
Display
Wide-angle OLED | |
| Protection | Sapphire crystal glass |
| Resolution | 514 x 422 pixels (~326 ppi density) |
| Size | 1.98 inches |
| Type | Retina LTPO3 OLED, 3000 nits (peak) |
Body
IP6X certified 100m water resistant (22810:2010) 40m swimproof/diving (EN13319) MIL-STD-810H compliant ECG certified (region dependent SW application; HW available on all models) | |
| SIM | |
| Build | Sapphire crystal front, ceramic/sapphire crystal back, titanium frame (grade 5) |
| Weight | 61.6 g or 61.8 g (black) (2.15 oz) |
| Dimensions | 49 x 44 x 12 mm (1.93 x 1.73 x 0.47 in) |
Battery
| Charging | Wireless, 0-80% in 45 min |
| Type | Li-Ion |
Sound
| 3.5mm jack | No |
| Loudspeaker | Yes, with dual speakers (86-decibel) |
Features
Temperature sensing (0.01˚ accuracy) Depth gauge (±1m accuracy) Ultra Wideband (UWB) support (gen2 chip) Emergency SOS via satellite | |
| Sensors | Accelerometer, gyro, heart rate, barometer, always-on altimeter (-500m to 9000m), compass, SpO2, VO2max, temperature (body), temperature (water) |
Misc
| Colors | Natural, Black |
Comms
| USB | No |
| Radio | No |
| NFC | Yes |
| Positioning | GPS (L1+L5), GLONASS, GALILEO, BDS, QZSS |
| Bluetooth | 5.3, A2DP, LE |
| WLAN | Wi-Fi 802.11 b/g/n, dual-band |
Camera
No |
Launch
| Status | Coming soon. Exp. release 2025, September 19 |
| Announced | 2025, September 09 |
Network
| Speed | HSPA, LTE, 5G |
| 5G bands | SA/NSA |
1, 2, 3, 4, 5, 6, 7, 12, 13, 14, 17, 18, 19, 25, 26, 39, 40, 41, 66 - USA, LATAM, Canada | |
| 4G bands | 1, 2, 3, 4, 5, 6, 7, 8, 18, 19, 20, 25, 26, 28, 39, 40, 41, 66 - International, China, HK |
HSDPA 850 / 1700(AWS) / 1900 / 2100 - USA, LATAM, Canada | |
| 3G bands | HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 - International, China, HK |
| 2G bands | GSM 850 / 900 / 1800 / 1900 |
| Technology |