New prices
€305
– €349
Oura JZ90-54217-10 Ring 4
The Oura Ring 4 is a smart ring that tracks over 50 health metrics, including sleep, activity, and heart rate. With Smart Sensing adaptive technology and a no-screen, vibration-free design, it provides continuous health insights without distractions. It features an all-titanium, water-resistant construction for 24/7 comfortable wear. The ring delivers up to 8 days of battery life, requires the Oura sizing kit for accurate fit, and includes a 1-month membership trial for personalized guidance via the Oura App on iOS and Android.
- 7 variants
- Tracks 50+ health metrics
- Size: 4 variants
Used prices
€157
– €261
Price spread
~14%
Across new variants
Customer rating
8,433 ratings
Available variants (7)
Choose a variant, then open its detail page for seller-specific information.
Gold, Size 8
Retailer
Available to order
- Width
- 0.8661417314 inches
- Length
- 0.8661417314 inches
- Size
- 8
Silver, Size 8
Retailer
Available to order
- Width
- 0.9842519675 in
- Length
- 0.9842519675 in
- Size
- 8
Silver, Size 10
Retailer
Available to order
- Width
- 1.0629921249 inches
- Length
- 1.0629921249 inches
- Size
- 10
Silver, Size 9
Retailer
Available to order
- Width
- 1.0236220462 inches
- Length
- 1.0236220462 inches
- Size
- 9
Silver, Size 11
Retailer
Available to order
- Width
- 1.1023622036 inches
- Length
- 1.1023622036 inches
- Size
- 11
Black, Size 11
Retailer
Available to order
- Width
- 1.1023622036 inches
- Length
- 1.1023622036 inches
- Size
- 11
Stealth, Size 11
Retailer
Available to order
- Width
- 0.9842519675 inches
- Length
- 0.9842519675 inches
Variant comparison
Compare prices, availability, and key variant differences in one table.
| Feature | Gold, Size 8 | Silver, Size 8 | Silver, Size 10 | Silver, Size 9 | Silver, Size 11 | Black, Size 11 | Stealth, Size 11 |
|---|---|---|---|---|---|---|---|
| Price | €348.77 | €305.06 | €305.06 | €305.06 | €305.06 | €305.06 | €305.06 |
| Updated | Jun 28, 2026 | Jul 4, 2026 | Jun 28, 2026 | Jun 22, 2026 | Jul 1, 2026 | Jun 28, 2026 | Jun 28, 2026 |
| Availability | Available to order | Available to order | Available to order | Available to order | Available to order | Available to order | Available to order |
| Width | 0.8661417314 inches | 0.9842519675 in | 1.0629921249 inches | 1.0236220462 inches | 1.1023622036 inches | 1.1023622036 inches | 0.9842519675 inches |
| Length | 0.8661417314 inches | 0.9842519675 in | 1.0629921249 inches | 1.0236220462 inches | 1.1023622036 inches | 1.1023622036 inches | 0.9842519675 inches |
| Size | 8 | 8 | 10 | 9 | 11 | 11 | — |
| Color | Gold | Silver | Silver | Silver | Silver | Black | Stealth |
| Health Metrics | Sleep, Activity, Women's Health, AI Advisor, Stress, Heart Health, Metabolic Health | Sleep, Activity, Stress, Heart Health, Metabolic Health, Women's Health | Tracks over 50 metrics including sleep, activity, stress, heart health, women's health | Sleep, Activity, Stress, Heart Health, Metabolic Health, Women's Health | Tracks over 50 health metrics including sleep, activity, stress, heart health, metabolic health, and women's health | — | — |
| Model | Oura Ring 4 | Ring 4 | Oura Ring 4 | Oura Ring 4 | Oura Ring 4 | — | 4 |
| Height | 0.2755905509 inches | 0.2755905509 in | 0.2755905509 inches | 0.2755905509 inches | 0.2755905509 inches | 0.2755905509 inches | 0.3149606296 inches |
| Membership | First month included, then $7.99/month | First month free, then $7.99/month | — | First month free, then $7.99/month | First month free for new members, then $7.99/month | — | First month free, then $7.99/month |
Live offers
Partner offers are temporarily unavailable for this product.
Partner offers are temporarily unavailable for this product.
Overview
Compare Oura JZ90-54217-10 Ring 4 variants, pricing tiers and key differences.
Learn moreHow variants differ
- Width
- Length
- Size
Who each variant is for
- Start with your budget: the visible price spread across variants is about 14%.
Reviews
4.0 / 5
from 8,433 ratings
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