| Display | 1.32-inch AMOLED, 466x466, 352 ppi, 600 nits default peak (1,000 nits in high-brightness mode), 2.5D glass | 1.34-inch (438 x 438) Super AMOLED, always on, sapphire crystal, up to 3,000 nits |
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| Body | 43.2 x 43.2 x 11 mm; 18K PVD gold-plated stainless steel case with leather strap (Glimmer Gold) or 316L stainless steel with fluoroelastomer strap (Nebula Black); about 37.8 g without strap | — |
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| Battery | Up to 60 hours in Smart Mode, up to 7 days in Power Saver Mode; 354 mAh typical (345 mAh rated) | 445 mAh typical, fast wireless charging |
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| Charging | VOOC watch fast charging, 10 minutes for up to 24 hours of normal use, about one hour for a full charge | — |
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| Chipset | Snapdragon W5 Gen 1 plus BES2800BP MCU | — |
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| RAM | 2GB | — |
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| Storage | 32GB (plus 4GB eMMC for the RTOS) | — |
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| Sensors | Optical heart rate, blood oxygen, accelerometer, gyroscope, geomagnetic, light and barometer sensors | Samsung BioActive Sensor, temperature, accelerometer, barometer, gyro, geomagnetic, light, 3D Hall sensor |
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| Connectivity | Bluetooth 5.2, Wi-Fi 2.4/5GHz, NFC, GNSS (GPS, BeiDou, Galileo, GLONASS, QZSS), Bluetooth calling | LTE (LTE models), Bluetooth 5.3, Wi-Fi 2.4 + 5 GHz, NFC, dual-frequency GPS |
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| Durability | 5ATM and IP68 | 5ATM, IP68, MIL-STD-810H |
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| OS | Wear OS by Google plus RTOS for Power Saver Mode; works with Android 9.0 or later phones with Google Mobile Services, not iOS | 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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| Colors | — | Black, White |
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| Price | — | 449 pounds (Bluetooth) or 499 pounds (LTE) in the UK at launch |
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