Technical data sheet
Full Specifications
Network
| Technology | No cellular connectivity |
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| 2G bands | N/A |
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| GPRS | No |
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| EDGE | No |
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| 3G bands | N/A |
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| 4G bands | N/A |
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| Speed | No |
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Launch
| Announced | 2025, February 20 |
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| Status | Available. Released 2025, March 28 |
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Body
| Dimensions | 47.6 x 46.6 x 11.8 mm (1.87 x 1.83 x 0.46 in) |
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| Weight | 49.7 g (1.76 oz) |
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| SIM | No |
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| Build | Sapphire crystal front, stainless steel frame, plastic back |
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Battery
| Type | Li-Ion 648 mAh |
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| Charging | 7.5W wired |
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Display
| Size | 1.5 inches |
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| Resolution | 466 x 466 pixels (~310 ppi density) |
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| Protection | Sapphire crystal glass |
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| Type | LTPO AMOLED, 2200 nits (peak) |
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Platform
| OS | ColorOS Watch 7.0 + Wear OS 5.0 |
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| Chipset | Qualcomm Snapdragon W5 Gen 1 (4 nm) |
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Memory
| Card slot | No |
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| Internal | 32GB 2GB RAM |
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Sound
| Loudspeaker | Yes |
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| 3.5mm jack | No |
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Comms
| WLAN | Wi-Fi 802.11 a/b/g/n, dual-band |
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| Bluetooth | 5.2, A2DP, LE |
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| Positioning | GPS (L1+L5), GLONASS, GALILEO, BDS, QZSS |
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| NFC | Yes |
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| Radio | No |
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| USB | No |
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Features
| Sensors | Accelerometer, gyro, barometer, compass, heart rate, SpO2, thermometer (skin temperature) |
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Misc
| Colors | Lava Black, Summit Blue |
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| Price | About 300 EUR |
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| Models | OPWWE251 |
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