Should you upgrade from Oura Ring 4 to Oura Ring 5?
Answer worked out Oct. 30, 2026
Checked Oct. 30, 2026
Oura Ring 4 vs Oura Ring 5

Oura Ring 4
What you own
Oura Ring 5
What you would buy- Oura Ring 4: Typically 5–8 daysBattery lifeImprovedOura Ring 5: Typically 6–9 days
- Oura Ring 4: 7.9 mmWidthImprovedOura Ring 5: 6.09 mm
- Oura Ring 4: ~2.88 mmThicknessImprovedOura Ring 5: 2.28 mm
- Oura Ring 4: 4–15Ring sizesReducedOura Ring 5: 6–13
- Oura Ring 4: Oura Ring 4 Smart SensingHealth sensorsImprovedOura Ring 5: Redesigned sensors Oura calls more efficient and more accurate than previous generations
KEEP WHAT YOU HAVE
Too early to say if it is worth upgrading: we have not rated the changes to its battery and charging yet.
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All the details
What you gain
FeatureYoursNewChange
Health sensorsOura Ring 4 Smart SensingRedesigned sensors Oura calls more efficient and more accurate than previous generationsImproved
What you give up
FeatureYoursNewChange
Is your Oura Ring 4 still supported?
Software updates
Do your accessories fit?
Charger
What reviewers say about upgrading
3 publications
HardwareZone SingaporeKeep yours · HardwareZone Singapore review says: “But the core tracking experience hasn’t changed enough to make the Ring 5 feel like a must-have upgrade for every Ring 4 owner.”Tech AdvisorIt depends · Tech Advisor review says: “It might not be an instant upgrade for those happy with the look and feel of the still great Oura Ring 4.”Android CentralKeep yoursKeep yours 2It depends 1