8.8
emoji_events Excellent
9.1/10
Outstanding
OURA 
Oura Ring 4 Ceramic - Petal Size 8
Oura Ring 4 Ceramic - Cloud Size 8
Oura Ring 4 Ceramic - Tide - Size 8
Oura Ring 4 Ceramic - Petal Size 8 Review
Models: JZ90-57459-08, JZ90-57459-05, JZ90-57459-15, JZ90-57459-07, JZ90-57459-11, JZ90-57459-13, JZ90-57459-12, JZ90-57459-06, JZ90-57459-04, JZ90-57459-10, JZ90-57459-14, JZ90-57459-09
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4.6 (413 reviews) Advanced health tracking smart ring with ceramic design, tracking over 50 wellness metrics discreetly and stylishly.
Price
$499.00
Our Score
9.1/10
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shopping_cart Buy on AmazonAvailable Options
Oura Ring 4 Ceramic - Petal Size 8Oura Ring 4 Ceramic - Cloud Size 8Oura Ring 4 Ceramic - Tide - Size 8Oura Ring 4 Ceramic - Petal Size 8 Key Features
- check_circle Smart health tracking technology
- check_circle Ceramic ring with titanium core
- check_circle Accurate sleep and activity monitoring
- check_circle Bluetooth connectivity
- check_circle FSA/HSA eligible
- check_circle iOS and Android compatible
play_circle Watch Product Video
Our Verdict
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The Good
- add Tracks 50+ health metrics
- add 5-8 day battery life
- add Sleek ceramic design
- add Comfortable 24/7 wear
- add Water-resistant
- add Sync with 40+ apps
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The Bad
- remove Monthly membership fee
- remove Requires sizing kit
- remove Limited color options
- remove Expensive initial investment
- remove Potential metal transfer marks
Oura Ring 4 Ceramic - Petal Size 8 Specifications
ColorPetal
Ring Size8
Battery Life5-8 days
Weight5.9 ounces
ConnectivityBluetooth
Water ResistanceWater-resistant
Device CompatibilityiOS and Android
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Reviews & Comparisons
Oura Ring 4 Ceramic vs VERTU META Ring: Expert Health Tech Review
A biomedical engineer compares the Oura Ring 4 Ceramic and VERTU META Ring, evaluating clinical-grade accuracy vs subscription-free luxury AI.
Oura Ring 4 Ceramic Review: Expert Analysis of Accuracy and Comfort
A biomedical engineer reviews the Oura Ring 4 Ceramic, exploring its biometric sensor accuracy, premium design, and sleep tracking capabilities.