| Type | Screenless wearable training system (arm-worn heart-rate sensor plus waist-worn motion sensor), no display | — |
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| Sensors | Helio Core Motion HR: BioTracker 6.0 PPG optical heart-rate sensor (5PD + 2LED), accelerometer, gyroscope, temperature sensor, geomagnetic sensor. Helio Core Motion Waist: accelerometer, gyroscope, geomagnetic sensor | Optical heart rate and SpO2 sensor (5 LEDs, 4 photodetectors), barometric altimeter |
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| Battery | Up to 11 days typical (Helio Core Motion HR), up to 40 days typical (Helio Core Motion Waist), 232 mAh cells, magnetic charger | Up to 15 days of regular use; up to 38 hours of full GPS (standard GPS mode) |
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| Water Resistance | 5 ATM | 5 ATM |
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| Connectivity | Bluetooth 5.2 (BLE) | Bluetooth; syncs with Strava, Nike Run Club, Apple Health and Health Connect; notifications, Find My Phone, GoPro and Insta360 control |
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| Weight | 11.4 g (Helio Core Motion HR), 10.7 g (Helio Core Motion Waist) | — |
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| Sports Modes | More than 50 sports modes via the Zepp App, HYROX Race and Simulation support | — |
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| Compatibility | Android 8.0 and above, iOS 17.0 and above via the Zepp App; HYROX modes require Amazfit Balance 3 or Balance Ultra at launch | — |
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| In the Box | Helio Core Motion HR, Helio Core Motion Waist, Helio Pro Clip, wristband, armband, magnetic charging head | — |
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| Subscription | No monthly subscription required | — |
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| Display | — | 1.2-inch always-on transflective touchscreen with mineral glass and a night mode |
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| Body | — | 11.7 mm thick; 30 g with nylon band; silicone and nylon band options; 20 mm quick-release bands |
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| Positioning | — | GPS with optional dual-frequency mode, barometric altimeter, breadcrumb and turn-by-turn navigation |
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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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