| Sizes | 42 mm and 46 mm | — |
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| Case Materials | Aluminum (dark bronze, black, light gold, space gray), titanium (radiant gold, natural), ceramic (pearl white, night blue) | — |
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| Glass | Ceramic Shield 2 on aluminum models, said to be 60 percent tougher than the previous Ion-X glass | — |
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| Chip | S11 | — |
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| Health Sensors | New Health Sensing System with optical and electrical heart sensors; heart rate every five seconds | — |
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| Battery | Up to 24 h everyday; up to 10 h outdoor workout; 15 minutes of charging gives up to 12 h | — |
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| Software | watchOS 27 with Siri AI | — |
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| Price | From $399 in the U.S. | AMOLED from $449.99; solar from $399.99 (suggested retail, launch) |
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| Display | — | AMOLED or solar-charging display, both in 45 mm and 50 mm |
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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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| Durability | — | Metal-reinforced bezel, fiber-reinforced polymer case, scratch-resistant display, MIL-STD 810, water-rated to 100 m |
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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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