| Display | None (screen-free); single side button, data viewed in Garmin Connect app | 1.2-inch always-on transflective touchscreen with mineral glass and a night mode |
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| Body | Module 27 x 47 x 9 mm, 14.8 g; fabric ComfortFit band, fiber-reinforced polymer case; total 20.7 g (S-M) / 21.2 g (L-XL) | 11.7 mm thick; 30 g with nylon band; silicone and nylon band options; 20 mm quick-release bands |
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| Battery | Up to 10 days | Up to 15 days of regular use; up to 38 hours of full GPS (standard GPS mode) |
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| Charging | Garmin proprietary plug charger (lithium-ion battery) | — |
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| Memory | 128 MB history | — |
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| Water Resistance | 5 ATM (swim) | 5 ATM |
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| Health Sensors | Wrist heart rate, Pulse Ox, skin temperature, Body Battery, stress, respiration, sleep tracking | — |
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| Training Metrics | Training readiness, HRV status, VO2 max, training status, workout benefit, recovery time; 80+ manual activities and automatic activity detection | — |
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| Connectivity | Bluetooth, ANT+; connected GPS via smartphone | Bluetooth; syncs with Strava, Nike Run Club, Apple Health and Health Connect; notifications, Find My Phone, GoPro and Insta360 control |
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| Compatibility | iPhone and Android | — |
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| Subscription | No subscription required for core tracking; some coaching and workout features require Garmin Connect+ | — |
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| Colors | Citron Gray, Mauve, French Gray, Dark Olive, Captain Blue, French Blue, Black | — |
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| Positioning | — | GPS with optional dual-frequency mode, barometric altimeter, breadcrumb and turn-by-turn navigation |
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| Sensors | — | Optical heart rate and SpO2 sensor (5 LEDs, 4 photodetectors), barometric altimeter |
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| Sports | — | Run, bike, swim, strength and snow activity modes; training plans, workouts and COROS Training Hub |
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| Music | — | Built-in audio support for music (per COROS) |
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