Very good82/100

- many health values recorded
- free app
- High-quality processed
- good battery life
- No emergency call function
- few data interpretations
The smart ring continuously tracks heart rate, sleep quality, blood oxygen, stress levels, and temperature to evaluate fitness and well-being.
Synchronisation takes place via Bluetooth Low Energy and is restricted to Android smartphones using the Samsung Health app.
Weighing just 3.2g, the metallic wearable feels exceptionally light when worn on the finger.