| Display | AMOLED (43, 47 and 51 mm) or solar-charging always-on display (47 and 51 mm) | — |
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| Battery (smartwatch mode) | Up to 29 days (51 mm AMOLED); up to 48 days (51 mm solar, always-on display, Garmin test conditions) | — |
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| Durability | Tested to U.S. military standards for thermal, shock and water resistance; 40 m dive-rated case; leakproof metal buttons | — |
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| Materials | Optional titanium bezel and scratch-resistant sapphire lens | — |
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| Audio | Built-in speaker and microphone, voice commands | — |
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| Light | Built-in LED flashlight (variable intensity, red light, strobe) | — |
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| Navigation | Multi-band GPS with SatIQ, altimeter, barometer, 3-axis compass, TopoActive maps (sapphire models) | — |
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| Health | Pulse Ox, Body Battery, HRV status, sleep monitoring, ECG app (region dependent) | — |
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| Price | From $999.99 (suggested retail, launch) | From $799 in the U.S. |
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| Case | — | Natural and black titanium (3D-printed, 100 percent recycled titanium) |
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| Chip | — | S11 |
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| Health Sensors | — | Health Sensing System: optical and electrical heart sensors, heart rate every five seconds |
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| Battery (everyday) | — | Up to 50 h; up to 84 h in Low Power Mode |
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| Battery (workout) | — | Extended Workout up to 25 h; Max Extended Workout up to 45 h with GPS every second |
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| Charging | — | 15 minutes adds up to 18 h of battery life |
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| GPS | — | Apple states the most accurate on-device GPS in a sports watch |
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| Connectivity | — | Satellite Emergency SOS, Find My and Messages (free for two years with activation) |
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| Software | — | watchOS 27 with Siri AI |
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