|Size||38 mm diameter with three watch hands|
|Battery||Coin cell battery|
|Water-resistance||Up to 50 m (5 ATM)|
|Sensor||Accelerometer, combined heart rate and SpO2 sensor, 3 electrodes, and an altimeter|
|Display||Hybrid with small PMOLED display|
|Screen size||36.3 mm diameter|
|Stress & recovery|
|Galvanic skin response|
|GPS||Connected GPS (distance, pace & elevation)|
|Other||Instant ECG on demand|
Delivers heart health notifications when heart rate is atypical (too low or high) and if irregular rhythms are detected.
Monitors oxygen saturation during the night and identifies Apneic episodes
|On-board music storage|
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