| Display | 1.43" AMOLED, 466 x 466 pixels, 326 ppi, 60Hz, 600 nits | 1.34-inch (438 x 438) Super AMOLED, always on, sapphire crystal, up to 3,000 nits |
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| Chip | BES 2700BP | — |
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| Memory | 32MB RAM + 4GB ROM | — |
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| Case | Aluminum alloy frame, stainless steel bezel, Corning glass; interchangeable bezel (extra bezels sold separately) | 46 mm, 46.4 x 46 x 10.6 mm, 63.5 g (without band), rotating bezel and Quick Button |
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| Size | 47 x 47 x 12 mm, 44 g without strap | — |
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| Strap | Fluororubber, 140-210 mm adjustable | — |
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| Battery | Up to 15 days typical use (Android), up to 14.5 days (iOS), up to 5 days with always-on display; 486 mAh, 2-pin magnetic charging dock | 445 mAh typical, fast wireless charging |
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| Water Resistance | 5 ATM | — |
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| Positioning | Dual-band L1+L5 GNSS: GPS, BeiDou, GLONASS, Galileo, QZSS | — |
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| Connectivity | Bluetooth 5.2, Bluetooth calling, NFC (Mastercard terminals, varies by region) | LTE (LTE models), Bluetooth 5.3, Wi-Fi 2.4 + 5 GHz, NFC, dual-frequency GPS |
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| Sensors | Heart rate with blood oxygen, accelerometer, gyroscope, compass, barometer, ambient light, hall sensor | Samsung BioActive Sensor, temperature, accelerometer, barometer, gyro, geomagnetic, light, 3D Hall sensor |
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| Sports Modes | 150+ sports modes | — |
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| Compatibility | Android 8.0 or later, iOS 12.0 or later | — |
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| Colors | Black, Silver | Black, White |
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| Processor | — | Exynos W1000 (5-core, 3 nm) |
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| Memory / Storage | — | 2 GB RAM, 64 GB |
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| Durability | — | 5ATM, IP68, MIL-STD-810H |
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| OS | — | Wear OS 6 (One UI 8 Watch) with Gemini |
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| Price | — | 449 pounds (Bluetooth) or 499 pounds (LTE) in the UK at launch |
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