COLMI
COLMI R02 Smart Ring
Entry-tier smart ring under £60. Step + heart-rate tracking via plastic-with-coating build. App rough, sleep + HRV directional only. Genuine budget pick.
By Editorial team1 min read
- Brand
- COLMI (various model variants - R02, R03, R09)
- Material
- Plastic with metal-effect coating (NOT titanium)
- Weight
- 2.5g (typical)
- Battery life
- 2-4 days
- Sensors
- Optical PPG heart rate, accelerometer (no temperature)
- App
- COLMI Wear / generic Bluetooth health apps (Apple Health + Google Health partial)
- Water resistance
- IP67 (splash + handwashing OK, NOT swim)
- Charging
- Magnetic pad
- Subscription required
- No
- Price (UK)
- £30-£60 depending on variant and Amazon pricing volatility