| Case | 47 mm, Titanium Grade 4, 47.1 x 47.4 x 12.1 mm, 60.5 g | Titanium (natural, black), 100% recycled titanium, 3D-printed |
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| Display | 1.5-inch (37.3 mm) 480 x 480 Super AMOLED, always on, up to 3,000 nits | Largest display of any Apple Watch (LTPO3, wide-angle OLED, borders 24% thinner), 1Hz Always-On refresh |
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| Processor | Exynos W1000 (5-core, 3 nm) | — |
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| Sensors | Samsung BioActive Sensor (optical, electrical heart signal, bioelectrical impedance), temperature, barometer, gyro, geomagnetic, light | — |
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| Connectivity | LTE, Bluetooth 5.3, Wi-Fi 2.4 + 5 GHz, NFC, dual-frequency GPS | 5G cellular, built-in two-way satellite communications, dual-frequency GPS |
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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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| OS | Wear OS 5 (launch) | watchOS 26 (requires iPhone 11 or later with iOS 26) |
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| Colors | Titanium Grey, Titanium White, Titanium Silver (Titanium Blue added in 2025) | — |
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| Price | 599 pounds in the UK at launch | — |
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| Battery | — | Up to 42 hours; up to 72 hours in Low Power Mode; 15 minutes of fast charging adds up to 12 hours |
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| Health Sensors | — | Optical heart sensor with hypertension notifications, sleep score, ECG, blood oxygen, sleep apnea notifications, water temperature |
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| Water Resistance | — | WR100; Oceanic+ dive computer app |
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