| Display | 1.32-inch AMOLED, 466x466, 353 ppi, up to 3,000 nits, sapphire glass | Largest display of any Apple Watch (LTPO3, wide-angle OLED, borders 24% thinner), 1Hz Always-On refresh |
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| Body | Grade 5 titanium bezel and buttons, fiber-reinforced polymer frame, titanium and glass-ceramic back; 51.4 mm case, 14.5 mm thick (16.9 mm with sensor); 69 g without strap; 26 mm strap | — |
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| Battery | Up to 25 days (typical use), up to 34 days with 3 hours of front solar, up to 51 days with 3 hours of rear solar, up to 13 days (heavy use); up to 41 hours in accurate GPS mode; 660 mAh | 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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| Solar | Dual-sided solar charging through the AMOLED display and a glass-ceramic back plate with more than twice the active area | — |
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| Positioning | Dual-band GPS with six satellite systems; preloaded full-color maps, route planning with up to 100 routes, turn-by-turn navigation | — |
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| Sensors | BioTracker 6.0 PPG sensor (5PD + 2LED), accelerometer, gyroscope, geomagnetic, barometric altimeter, ambient light, temperature | — |
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| Connectivity | Bluetooth 5.2, Bluetooth calls, Wi-Fi 2.4GHz; microphone and speaker; white and red flashlight | 5G cellular, built-in two-way satellite communications, dual-frequency GPS |
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| Durability | 10 ATM water resistance, recreational diving support to 50 m; low-temperature mode to -30 C; military-standard certification | — |
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| Sports | 180+ sports modes, HYROX training, Expedition mode, HybridCharge training and recovery view | — |
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| OS | Zepp App for Android 7.0+ and iOS 15.0+, no subscription required for workout and recovery data | watchOS 26 (requires iPhone 11 or later with iOS 26) |
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| Case | — | Titanium (natural, black), 100% recycled titanium, 3D-printed |
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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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