| Display | 1.6-inch AMOLED, 256 x 402 pixels, 16M colors; Samsung states it is 45% wider than the Galaxy Fit2 display | 1.47-inch AMOLED, 466x466, 317 ppi, up to 3,000 nits (Huawei claim), sapphire glass |
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| Case | Aluminum body; 42.9 x 28.8 x 9.9 mm; 18.5 g (body); quick-release band button; gray, silver and pink gold | Titanium alloy; Black fluoroelastomer, Brown composite woven or Titanium strap |
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| Battery | Up to 13 days typical use (208 mAh typical capacity, Samsung lab test with notifications and 30 minutes of workouts per day) | Up to 21 days (light use, Huawei lab test), up to 12 days typical use, up to 7 days with always-on display, up to 40 hours in outdoor sport mode; wireless charging |
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| Health Sensors | Optical heart rate sensor, accelerometer, barometer, gyro sensor, light sensor; heart rate, stress, sleep tracking with snoring detection (via paired phone microphone) and overnight blood oxygen, Sleep Coaching | — |
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| Sports | 100+ workout types; Fall Detection and Emergency SOS (press the side button five times) | 100+ sports modes, wrist-based cycling power, trail running, golf with 17,000+ course maps, skiing, freediving |
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| Memory | 16 MB RAM, 256 MB storage | — |
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| Connectivity | Bluetooth 5.3; sensor list does not include a GNSS receiver | Bluetooth 6.0, NFC, speaker and microphone for Bluetooth calls |
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| Water Resistance | 5ATM and IP68 | — |
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| OS | FreeRTOS; requires a paired Android 10 or later smartphone with at least 1.5GB memory and a Samsung account | Huawei watch software with the Huawei Health app; works with Android 9.0+ and iOS 13.0+ |
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| Size | — | 45.6 x 45.6 x 11.25 mm, about 54.7 g without strap; wrist size 140-210 mm |
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| Durability | — | 5 ATM, IP69, freediving to 40 m (EN13319) |
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| Sensors | — | Optical heart rate, ECG, temperature, barometer, depth, accelerometer, gyroscope, magnetometer, ambient light |
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| Positioning | — | Dual-band GPS (L1+L5), GLONASS, BeiDou, Galileo, QZSS, NavIC; offline maps |
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