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 measures temperature to assess fitness and well-being.
Synchronisation takes place via Bluetooth Low Energy and is restricted to Android smartphones running the Samsung Health app.
Weighing just 3.2g, this metallic wearable offers a very light fit on the finger.