Sleep Wearable Form Factor
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Oura Oura Ring 4 Size 07 (17.3), Matte Silver Smart Ring, Matte Silver, Size 07 (17.3)
Available offers (21)
Current
Size 07 (17.3), Matte Silver
re:Store
RUB 30,990.00
Available to order
Features
- Battery runtime per charge: 5–8 days, depending on ring size and lifestyle
- Charging time: usually 20–80 minutes, depending on battery charge level
- Width: 7.90 mm; thickness: 2.88 mm
- Weight: 3.3–5.2 g, depending on ring size
- Water resistance: up to 100 m / 328 ft
- Hypoallergenic titanium on the inner and outer surfaces; seamless titanium inner finish
- Red and infrared LEDs measure blood oxygen; green and infrared LEDs alternately measure heart rate, heart-rate variability, and breathing rate around the clock
- A digital sensor measures temperature trends; an accelerometer tracks movement and activity around the clock
- Bluetooth Low Energy connectivity; supports iOS and Android
- Airplane mode supported; automatic firmware updates through the Oura app
- Integrates with more than 40 apps
- Manufacturer warranty: Yes
General specs
- Brand: Oura
- Model: Oura Ring 4
- Seller: re:Store
- ID: 4653528
- Size: 07 (17.3)
- Brand: OURA
- Width: 7.90 mm
- Weight: 3.3–5.2 g, depending on ring size
- Materials: Hypoallergenic titanium on the inner and outer surfaces; seamless titanium inner finish
- Thickness: 2.88 mm
- Model Name: Oura Ring 4
- Connectivity: Bluetooth Low Energy
- Product Type: Smart ring
- Airplane mode: Supported
- Charging Time: Usually 20–80 minutes, depending on battery charge level
- App integrations: Integrates with more than 40 apps
- Firmware updates: Automatic updates through the Oura app
- Water Resistance: Up to 100 m / 328 ft
- Manufacturer warranty: Yes
- Sensors and measurements: Red and infrared LEDs measure blood oxygen; green and infrared LEDs alternately measure heart rate, heart-rate variability, and breathing rate around the clock; a digital sensor measures temperature trends; an accelerometer tracks movement and activity around the clock
- Battery runtime per charge: 5–8 days, depending on ring size and lifestyle
- Supported mobile platforms: iOS and Android
- First listed by seller: October 20, 2026
If you are interested in more details, you can find full information on the seller's page.
RUB 30,990.00
Last price update: 10/20/26
Available to order
Shipping options
Delivery to 
Russia
Russia
Available
Smart ring with hypoallergenic titanium on its inner and outer surfaces and a seamless titanium inner finish. It measures blood oxygen, heart rate, heart-rate variability, breathing rate, and temperature trends, and tracks movement and activity around the clock. Battery runtime per charge is 5–8 days, depending on ring size and lifestyle.
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| Brand | Oura | Oura | Oura | Oura | Oura | Oura |
| Model | Oura Ring 4 | OURA 5 | Ring 5 | Ring 5 | Ring 5 | Ring 5 |
| Color |
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| Price | RUB 30,990.00 | RUB 65,990.00 | RUB 75,990.00 | RUB 75,990.00 | RUB 65,990.00 | RUB 65,990.00 |
| Seller | re:Store | re:Store | re:Store | re:Store | re:Store | re:Store |
| Update | Oct 26, 2026 | Oct 26, 2026 | Oct 26, 2026 | Oct 26, 2026 | Oct 26, 2026 | Oct 26, 2026 |
| Size | 07 (17.3) | 07 (17,3) | 11 (20,6) | 09 (19) | 10 (19,8) | 09 (19) |
| Materials | Hypoallergenic titanium on the inner and outer surfaces; seamless titanium inner finish | High-performance titanium body with a seamless titanium inner finish. | High-performance titanium body with seamless titanium interior finish. | High-performance titanium body with a seamless titanium inner finish. | ||
| Model Name | Oura Ring 4 | OURA 5 | Ring 5 | Ring 5 | Ring 5 | Ring 5 |
| Product Type | Smart ring | Smart ring | Smart ring | Smart ring | Smart ring | Smart ring |
| Airplane mode | Supported | Supports airplane mode. | Supports airplane mode. | Supports airplane mode. | ||
| Charging Time | Usually 20–80 minutes, depending on battery charge level | About 80 minutes, depending on the battery charge level. | About 80 minutes, depending on battery charge level. | About 80 minutes, depending on battery charge level. | About 80 minutes, depending on the battery charge level. | About 80 minutes, depending on the battery charge level. |
| App integrations | Integrates with more than 40 apps | Integrates with more than 100 apps. | Integrates with more than 100 apps. | Integrates with more than 100 apps. | ||
| Firmware updates | Automatic updates through the Oura app | Firmware updates automatically through the Oura app. | Automatic firmware updates through the Oura app. | Automatic firmware updates through the Oura app. | Firmware updates automatically through the Oura app. | Firmware updates automatically through the Oura app. |
| Water Resistance | Up to 100 m / 328 ft | Waterproof up to 100 m/328 ft; IP68 water and dust protection. | Up to 100 m/328 ft. | Water-resistant up to 100 m/328 ft; IP68-rated for water and dust. | ||
| Manufacturer warranty | Yes | Available. | Manufacturer warranty is indicated; no term is stated. | Indicated as available. | Manufacturer warranty is indicated as available. | |
| Battery runtime per charge | 5–8 days, depending on ring size and lifestyle | Up to 6–9 days, depending on ring size and usage intensity. | Up to 6–9 days on one charge, depending on ring size and intensity of use. | Up to 6–9 days of battery life per charge, depending on ring size and intensity of use. | ||
| Compatibility | Available for iOS and Android. | Available for iOS and Android. | Available for iOS and Android. | Available for iOS and Android; integrates with more than 100 apps. | ||
| Wireless Connectivity | Bluetooth Low Energy. | Bluetooth Low Energy. | Bluetooth Low Energy. | |||
Oura Oura Ring 4 Matte silver
RUB 30,990.00
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