| Display | 1.43" AMOLED, 466 x 466 pixels, 326 ppi, 600 nits default maximum brightness, 2.5D sapphire crystal cover | 1.50" LTPO AMOLED, 466 x 466, up to 2,200 nits peak brightness, sapphire crystal cover glass |
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| Chipset | Dual chip: Qualcomm Snapdragon W5 Gen 1 plus BES2700BP low-power MCU (Dual-Engine Architecture) | Dual-chip design: Qualcomm Snapdragon W5 plus BES2800BP low-power MCU |
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| RAM | 2GB | — |
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| Storage | 32GB (plus 4GB eMMC for the RTOS) | 32GB (listed by OnePlus as "Memory"; RAM is not stated) |
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| Case | Stainless steel chassis; fluororubber strap with stainless steel buckle; standard 22mm straps supported | Stainless steel case with titanium bezel (black or silver); supports standard 22mm straps |
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| Size | 47.0 x 46.6 x 12.1 mm (13.65 mm including sensor); about 49 g without strap, about 80 g with strap; fits 140-210 mm wrists | 46.6 mm (excluding lugs) x 47.6 mm x 11.75 mm (excluding sensor area); 49.7 g without strap, 81 g with strap; fits 140-210 mm wrists |
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| Battery | Up to 100 hours in Smart Mode, up to 48 hours with heavy use, up to 12 days in Power Saver Mode; 500 mAh; 10 minutes of charging gives about 24 hours, about 60 minutes for a full charge | Up to 5 days in Smart Mode, up to 3 days with heavy use, up to 16 days in Power Saver Mode; about 10 minutes of charging gives roughly one day |
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| OS | Wear OS 4 plus RTOS | Wear OS by Google plus RTOS |
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| Water Resistance | 5 ATM, IP68, MIL-STD-810H tested | — |
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| Positioning | Dual-frequency L1+L5 GPS: BeiDou, GPS, Galileo, GLONASS, QZSS | — |
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| Connectivity | Wi-Fi 2.4/5GHz, Bluetooth 5.0 and BLE, NFC, Bluetooth calling in both modes | Bluetooth 5.2, Wi-Fi 2.4/5GHz, NFC, Bluetooth calling, dual-frequency GPS (L1+L5), BeiDou, Galileo, GLONASS, QZSS |
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| Sensors | Accelerometer, gyroscope, optical heart rate, optical pulse oximeter, geomagnetic, light, barometer | Wrist temperature, optical heart rate, optical pulse oximeter, geomagnetic, light, barometer, accelerometer, gyroscope |
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| Payments | Google Wallet | Google Wallet |
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| Sports Modes | 100+ sports modes | — |
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| Compatibility | Android 8.0 or later with GMS 23.45.23 or later; iOS and Android (Go edition) not supported | — |
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| Colors | Black Steel, Radiant Steel | Emerald Titanium, Obsidian Titanium |
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| Health Features | — | 60-second Health Check-In, vascular health (arterial stiffness), sleep quality and snoring risk, SpO2, heart rate alerts, Mind and Body |
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| Durability | — | IP68, 5ATM, MIL-STD-810H tested |
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