Apple Watch Series 8 Aluminum vs Apple Watch Ultra 3
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| PHONES | ||
|---|---|---|
| Phone Names | Apple Watch Series 8 Aluminum | Apple Watch Ultra 3 |
| Network | ||
|---|---|---|
| 2G bands | GSM 850 / 900 / 1800 / 1900 | GSM 850 / 900 / 1800 / 1900 |
| 3G bands | HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 - International, China, HK | HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 - International, China, HK |
| 4G bands | 1, 2, 3, 4, 5, 6, 7, 8, 18, 19, 20, 25, 26, 28, 39, 40, 41, 66 - International, China, HK | 1, 2, 3, 4, 5, 6, 7, 8, 18, 19, 20, 25, 26, 28, 39, 40, 41, 66 - International, China, HK |
| 5G bands | - | SA/NSA |
| Speed | HSPA, LTE | HSPA, LTE, 5G |
| Technology | GSM / HSPA / LTE | GSM / HSPA / LTE / 5G |
| 1, 2, 3, 4, 5, 6, 7, 12, 13, 14, 17, 18, 19, 25, 26, 39, 40, 41, 66 - USA, LATAM, Canada | - | |
| Launch | ||
|---|---|---|
| Announced | 2022, September 07 | 2025, September 09 |
| Status | Available. Released 2022, September 16 | Available. Released 2025, September 19 |
| Body | ||
|---|---|---|
| Build | Glass front, ceramic/sapphire crystal back, aluminum frame | Sapphire crystal front, ceramic/sapphire crystal back, titanium frame (grade 5) |
| Dimensions | 45 x 38 x 10.7 mm (1.77 x 1.50 x 0.42 in) | 49 x 44 x 12 mm (1.93 x 1.73 x 0.47 in) |
| SIM | eSIM | eSIM |
| Weight | 32 g (41mm), 38.8 g (45mm) (1.13 oz) | 61.6 g or 61.8 g (black) (2.15 oz) |
| IP6X certified 50m water resistant ECG certified (region dependent SW application; HW available on all models) | - | |
| Display | ||
|---|---|---|
| Protection | Ion-X strengthened glass | Sapphire crystal glass |
| Resolution | 484 x 396 pixels (~326 ppi density) | 514 x 422 pixels (~326 ppi density) |
| Size | 1.9 inches | 1.98 inches |
| Type | Retina LTPO OLED, 1000 nits (peak) | Retina LTPO3 OLED, 3000 nits (peak) |
| Always-on display | - | |
| Platform | ||
|---|---|---|
| CPU | Dual-core | Dual-core |
| Chipset | Apple S8 | Apple S10 |
| GPU | PowerVR | PowerVR |
| OS | watchOS 9.0, upgradable to watchOS 26.1 | watchOS 26, upgradable to watchOS 26.1 |
| Memory | ||
|---|---|---|
| Card slot | No | No |
| Internal | 32GB 1GB RAM | 64GB |
| eMMC 5.1 | - | |
| Sound | ||
|---|---|---|
| 3.5mm jack | No | - |
| 35mm jack | No | No |
| Loudspeaker | Yes | Yes, with dual speakers (86-decibel) |
| Comms | ||
|---|---|---|
| Bluetooth | 5.3, A2DP, LE | 5.3, A2DP, LE |
| NFC | Yes | Yes |
| Positioning | GPS, GLONASS, GALILEO, QZSS, BDS | GPS (L1+L5), GLONASS, GALILEO, BDS, QZSS |
| Radio | No | No |
| USB | No | No |
| WLAN | Wi-Fi 802.11 b/g/n, dual-band | Wi-Fi 802.11 b/g/n, dual-band |
| Features | ||
|---|---|---|
| Sensors | Accelerometer, gyro, heart rate, barometer, always-on altimeter, compass, SpO2, VO2max, temperature (body) | Accelerometer, gyro, heart rate, barometer, always-on altimeter (-500m to 9000m), compass, SpO2, VO2max, temperature (body), temperature (water) |
| Temperature sensing (0.01˚ accuracy) Natural language commands and dictation (talking mode) Ultra Wideband (UWB) support | - | |
| Battery | ||
|---|---|---|
| Charging | Wireless, 0-80% in 45 min | Wireless, 0-80% in 45 min |
| Type | Li-Ion 308 mAh | Li-Ion 599 mAh |
| Misc | ||
|---|---|---|
| Colors | Midnight, Starlight, Silver, Red | Natural, Black |
| Models | A2773, A2775, A2772, A2774, A2857, A2858, A2770, A2771, watch6,14, watch6,15, watch6,16, watch6,17 | A3281, A3282 |
| Price | About 340 EUR | € 828.00 |
| SAR | 0.31 W/kg (head) 0.55 W/kg (body) | 1.16 W/kg (head) |
| SAR EU | 0.31 W/kg (head) 0.55 W/kg (body) | 1.19 W/kg (head) |
| Camera | ||
|---|---|---|
| No | - | |