Oura Ring 4 - Black, size 4, sleep tracking smart ring
Compact sleep-tracking smart ring that monitors health metrics. Includes first-month membership and unique sizing kit for accurate fit, with strong app insights. Customers note stylish design and detailed sleep data, but vary on battery life and durability
Highlights
- unique sizing for fit
- extensive health metrics
- app-driven insights
Pros
- sleep tracking with health metrics
- unique sizing kit for accurate fit
- stylish design and app interface
- includes first-month membership
- long battery life up to 8 days
Cons
- mixed battery life feedback
- durability concerns over time
Best For
Features
- Oura Ring 4 uses size-specific sizing kit; sizes differ from standard ring sizes
- First month membership included with purchase; subsequent monthly or annual options available
- Membership linked to the user account via the Oura App, not the physical ring
- Tracks over 50 health metrics, including sleep, activity, stress, and heart health
