Oura Ring 4 Silver - Size 12 Smart Ring
Available Options
For the busy professional who wants to optimize their health without adding stress, the Oura Ring 4 is your discreet wellness companion. While many trackers focus on fitness, this smart ring prioritizes recovery and balance, giving you insights into sleep quality, stress levels, and overall readiness for the day ahead. The temperature sensor detects subtle changes overnight, so you can adjust your routine before feeling off.
Wear it comfortably all day and night, with a battery that lasts up to a week on a single charge. The hypoallergenic titanium design is water-resistant for swimming or showers, and it syncs seamlessly with over 40 apps via Bluetooth. With personalized recommendations through the Oura membership, you receive actionable advice tailored to your body's needs, helping you build healthier habits effortlessly.
Features
- Tracks sleep, activity, stress, heart health, and menstrual cycle
- Battery life of 5-8 days
- Water-resistant up to 328 ft
- Made of hypoallergenic titanium
- Integrates with over 40 apps
- Supports metric and imperial units
Product details
General specs
- Brand: Oura
- Model: Ring 4
- Material: Titanium
- Connectivity: Bluetooth
- Charging Method: Magnetic
- OS Compatibility: iOS, Android
If you are interested in more details, you can find full information on the seller's page.
Shipping options
Russia
Available Options
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Black - Size 10 | re:Store | $645.89 | Available | View |
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Silver - Size 12 | re:Store | $645.89 | Available | Current |
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Black - Size 7 | re:Store | $645.89 | Available | View |
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Black - Size 11 | re:Store | $546.50 | Available | View |
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Black - Size 8 | re:Store | $546.50 | Available | View |
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Black - Size 12 | re:Store | $645.89 | Available | View |
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Black - Size 11 | re:Store | $645.89 | Available | View |
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Silver - Size 8 | re:Store | $645.89 | Available | View |
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Silver - Size 11 | re:Store | $645.89 | Available | View |
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Silver - Size 11 | re:Store | $546.50 | Available | View |
Video Reviews
Comparison with similar products
| This item | Recommendations | |||||
|---|---|---|---|---|---|---|
Oura Ring 4 Silver
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Smart Ring Multi Tracks movement up to 164 feet
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Fitness Ring with Heart Rate, Sleep, Step & SpO2 Monitor Silver
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TrendVibeCN R11M Black Heart Rate Monitor
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Ultrahuman AIR Rose Gold Comprehensive health tracking
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KppeX X1-11# Steel Nighttime sleep monitoring
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| Brand | Oura | TOMTOP JMS | RIFESI | TrendVibeCN | Ultrahuman | KppeX |
| Model | Ring 4 | R11M | AIR | X1-11# | ||
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| Price | $645.89 | $38.14 | $139.00 | $29.79 | $399.00 | $139.99 |
| Seller | re:Store | Joom | Amazon | Joom | Amazon | Amazon |
| Update | January 9, 2026 | January 9, 2026 | December 9, 2025 | January 9, 2026 | July 19, 2025 | December 9, 2025 |
| Size | 12 | 8 | 6, 7, 8, 9, 10, 11, 12, 13, 14, S, M, L | 7 | 11 | |
| Material | Titanium | Aluminum Alloy | Titanium Alloy | Aluminum Alloy, Ceramic, Gold, Metal, Stainless Steel, Titanium, Titanium Alloy | Stainless Steel | |
| Battery Life | 5–7 d | 7 d | 3–5 d, 5–7 d, 7–10 d, 7 d, ≤11 h, 8 h, 7–10 d standby, 15 d standby | 3–5 d | ||
| Connectivity | Bluetooth | Bluetooth | Bluetooth | Bluetooth | ||
| Charging Method | Magnetic | Magnetic | Magnetic, Wireless | Magnetic | ||
| OS Compatibility | iOS, Android | iOS, Android | Android, Android 5.0+, Android 5.1+, Android 6+, Android Wear 1.3, Android Wear 2.9, iOS, iOS 8+, iOS 10+, iOS 11+, Wear OS 1.0, Wear OS 3.0 | Android 4.4+, iOS 8.4+ | ||
| Water Resistance | 10ATM | 5ATM | 3ATM, 5ATM, 10ATM, IP67, IP68, IPX8 | IP68 | ||