| Display | 1.2" Super AMOLED, 396x396, Full Color Always On Display, Sapphire Crystal glass | 1.5-inch (37.3 mm) 480 x 480 Super AMOLED, always on, up to 3,000 nits |
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| Chipset | Exynos W920 dual-core 1.18GHz | — |
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| RAM | 1.5GB | — |
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| Storage | 16GB | — |
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| Battery | 247 mAh (typical), WPC-based wireless charging | — |
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| OS | Wear OS Powered by Samsung (One UI 5 Watch at launch) | Wear OS 5 (launch) |
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| Case | Aluminum, 40mm | 47 mm, Titanium Grade 4, 47.1 x 47.4 x 12.1 mm, 60.5 g |
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| Weight | 26.6 g (without band) | — |
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| Dimensions | 39.3 x 40.4 x 9.8 mm | — |
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| Water Resistance | 5ATM + IP68, MIL-STD-810H | — |
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| Sensors | Samsung BioActive Sensor (optical heart rate, electrical heart signal, bioelectrical impedance analysis), accelerometer, barometer, gyro, geomagnetic, light | Samsung BioActive Sensor (optical, electrical heart signal, bioelectrical impedance), temperature, barometer, gyro, geomagnetic, light |
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| Connectivity | Bluetooth 5.3, Wi-Fi 802.11 a/b/g/n 2.4+5GHz, NFC, GPS/Glonass/Beidou/Galileo, optional LTE | LTE, Bluetooth 5.3, Wi-Fi 2.4 + 5 GHz, NFC, dual-frequency GPS |
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| Compatibility | Android 11.0 or higher with more than 1.5GB of memory | — |
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| Colors | Black, Pink Gold, Silver | Titanium Grey, Titanium White, Titanium Silver (Titanium Blue added in 2025) |
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| Processor | — | Exynos W1000 (5-core, 3 nm) |
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| Durability | — | 10ATM, IP68, MIL-STD-810H; operates from 100 m below to 9,000 m above sea level |
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| Price | — | 599 pounds in the UK at launch |
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