| Case Size | 49mm titanium | — |
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| Display | Flat crystal, up to 3000 nits | 1.34-inch (438 x 438) Super AMOLED, always on, sapphire crystal, up to 3,000 nits |
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| Chipset | Apple S9 SiP, 2nd-gen Ultra Wideband | — |
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| Battery | Up to 36 hours; up to about 60 hours in low-power mode | 445 mAh typical, fast wireless charging |
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| Health Sensors | Heart rate, water temperature, sleep apnea detection, blood oxygen (calculated on paired iPhone) | — |
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| Water Resistance | WR100 / EN13319, recreational dives to 40 m | — |
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| Connectivity | Cellular, dual-frequency GPS (L1 + L5) | LTE (LTE models), Bluetooth 5.3, Wi-Fi 2.4 + 5 GHz, NFC, dual-frequency GPS |
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| OS | watchOS 10 (at launch) | Wear OS 6 (One UI 8 Watch) with Gemini |
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| Case | — | 46 mm, 46.4 x 46 x 10.6 mm, 63.5 g (without band), rotating bezel and Quick Button |
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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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| Sensors | — | Samsung BioActive Sensor, temperature, accelerometer, barometer, gyro, geomagnetic, light, 3D Hall sensor |
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| Durability | — | 5ATM, IP68, MIL-STD-810H |
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| Colors | — | Black, White |
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| Price | — | 449 pounds (Bluetooth) or 499 pounds (LTE) in the UK at launch |
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