Design & Build
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Case size: ~47.1 × 47.4 × 12.1 mm
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Weight: ~60.5 g (without strap)
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Materials: Titanium frame, sapphire crystal front, ceramic/sapphire back
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Durability: IP68 dust/water resistance + 10 ATM water resistance (up to ~100 m) + MIL‑STD‑810H certified
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Colours: Titanium Silver, Titanium Gray, Titanium White
Display
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Size: 1.5‑inch Super AMOLED
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Resolution: 480 × 480 pixels (~327 ppi)
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Peak brightness: Up to ~3,000 nits
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Always‑On display supported
Performance & Storage
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Chipset: Exynos W1000 (3nm process)
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RAM: 2 GB
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Storage: 32 GB (internal)
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Operating System: Wear OS (Samsung’s version)
Connectivity & Sensors
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LTE / eSIM support (depending on variant)
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Bluetooth 5.3
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WiFi (dual‑band 2.4GHz & 5GHz)
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GPS (dual‑frequency L1 + L5) + GLONASS, Galileo, BeiDou
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NFC supported
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Sensors: Optical heart rate sensor, electrical heart signal sensor (ECG capable), bioelectrical impedance analysis sensor (body composition), temperature sensor, accelerometer, gyroscope, barometer, compass, ambient light sensor
Health & Fitness Features
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ECG capability
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Blood oxygen (SpO₂) monitoring
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Body composition tracking (in supported regions)
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Sleep tracking (including advanced algorithms such as sleep‑apnea detection in certain regions)
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Advanced workout tracking (hundreds of workout modes)
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Emergency siren / safety features in some markets
Battery & Charging
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Battery capacity: 590 mAh
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Battery life: Up to ~100 hours in Power‑Saving Mode; typical use less (varies by features, LTE, GPS)
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Charging: Wireless charging supported (Qi standard)