| Display | Always-On Retina LTPO OLED, up to 2000 nits maximum, 1 nit minimum, 326 ppi; Ion-X glass (aluminum) or sapphire (stainless steel) | AMOLED or solar-charging display, both in 45 mm and 50 mm |
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| Chipset | S9 SiP (64-bit dual-core, 4-core Neural Engine), second-generation Ultra Wideband | — |
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| Storage | 64GB | — |
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| Sizes | 41mm (31.9 g aluminum GPS) and 45mm (38.7 g aluminum GPS); 10.7 mm deep | — |
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| Battery | Up to 18 hours of normal use; up to 36 hours in Low Power Mode; fast charging to 80% in about 45 minutes | — |
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| Sensors | Third-generation optical heart sensor, electrical heart sensor (ECG app), temperature sensing, compass, always-on altimeter, high-g accelerometer, gyroscope, ambient light sensor | — |
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| Connectivity | Wi-Fi 4, Bluetooth 5.3, GPS/GNSS (L1), optional LTE and UMTS | — |
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| Durability | Water resistance 50 m (ISO 22810:2010), IP6X dust resistance | Metal-reinforced bezel, fiber-reinforced polymer case, scratch-resistant display, MIL-STD 810, water-rated to 100 m |
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| Controls | Digital Crown, side button, new double tap gesture, on-device Siri | — |
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| OS | watchOS 10 | — |
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| Battery (smartwatch mode) | — | AMOLED up to 24 days; solar models "unlimited" under Garmin test conditions (3 hours a day outdoors at 50,000 lux) |
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| Light | — | Built-in LED flashlight on every model (variable intensity, red light, strobe) |
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| Navigation | — | Multi-band GPS with SatIQ, TracBack routing, altimeter, barometer, 3-axis compass |
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| Health | — | Heart rate, Pulse Ox, HRV status, sleep monitoring, women's health tracking |
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| Payments | — | Garmin Pay |
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| Price | — | AMOLED from $449.99; solar from $399.99 (suggested retail, launch) |
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