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Oura Oura Ring 4 Size 05 (15.7), Matte Silver Smart Ring, Size 05 (15.7), Matte Silver
Available offers (21)
Current
Size 05 (15.7), Matte Silver
re:Store
RUB 32,990.00
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.
- Red and infrared LEDs measure blood oxygen; alternating green and infrared LEDs measure heart rate, heart rate variability, and breathing rate around the clock. A digital sensor measures temperature trends, and an accelerometer tracks movement and activity around the clock.
- Hypoallergenic titanium on the inner and outer surfaces, with a seamless titanium inner finish.
- Water resistance: up to 100 m / 328 ft.
- Bluetooth Low Energy connectivity; compatible with iOS and Android.
- Width: 7.90 mm; thickness: 2.88 mm; weight: 3.3–5.2 g, depending on ring size.
- Minor scratches from normal use are described as normal.
General specs
- Brand: Oura
- Model: Oura Ring 4
- Seller: re:Store
- ID: 4655588
- Size: 05 (15.7)
- Brand: OURA
- Width: 7.90 mm.
- Weight: 3.3–5.2 g, depending on ring size.
- Sensors: Red and infrared LEDs measure blood oxygen; alternating green and infrared LEDs 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.
- Material: Hypoallergenic titanium on the inner and outer surfaces, with a seamless titanium inner finish.
- Thickness: 2.88 mm.
- Model Name: Oura Ring 4
- Connectivity: Bluetooth Low Energy.
- Product Type: Smart ring
- Charging Time: Usually 20–80 minutes, depending on battery charge level.
- Normal-use wear: Minor scratches from normal use are described as normal.
- Water Resistance: Up to 100 m / 328 ft.
- Battery runtime per charge: 5–8 days, depending on ring size and lifestyle.
- Compatible mobile operating systems: 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 32,990.00
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. Sensors measure blood oxygen, heart rate, heart rate variability, breathing rate, temperature trends, movement, and activity.
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| Brand | Oura | Oura | Oura | Oura | Oura | Oura |
| Model | Oura Ring 4 | Ring 5 | OURA 5 | Ring 5 | Ring 5 | Ring 5 |
| Color |
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| Price | RUB 32,990.00 | RUB 75,990.00 | RUB 65,990.00 | RUB 65,990.00 | RUB 75,990.00 | 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 | 05 (15.7) | 11 (20,6) | 07 (17,3) | 09 (19) | 09 (19) | 08 (18.2) |
| Model Name | Oura Ring 4 | Ring 5 | OURA 5 | Ring 5 | Ring 5 | Ring 5 |
| Product Type | Smart ring | Smart ring | Smart ring | Smart ring | Smart ring | smart ring |
| Charging Time | Usually 20–80 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. | About 80 minutes, depending on battery charge level. | About 80 minutes, depending on battery charge level. |
| Water Resistance | Up to 100 m / 328 ft. | Waterproof up to 100 m/328 ft; IP68 water and dust protection. | Water-resistant up to 100 m/328 ft; IP68-rated for water and dust. | Up to 100 m/328 ft. | Up to 100 m/328 ft. | |
| Battery runtime per charge | 5–8 days, depending on ring size and lifestyle. | Up to 6–9 days of battery life per charge, depending on ring size and intensity of use. | Up to 6–9 days, depending on ring size and usage intensity. | Up to 6–9 days per charge, depending on ring size and intensity of use. | ||
| Airplane mode | Supports airplane mode. | Supports airplane mode. | Supports airplane mode. | Supports airplane mode. | ||
| Compatibility | Available for iOS and Android. | Available for iOS and Android. | Available for iOS and Android. | |||
| App integrations | Integrates with more than 100 apps. | Integrates with more than 100 apps. | Integrates with more than 100 apps. | Integrates with more than 100 apps. | ||
| Firmware updates | Automatic firmware updates through the Oura app. | Firmware updates automatically through the Oura app. | Firmware updates automatically through the Oura app. | Automatic firmware updates through the Oura app. | Firmware updates automatically through the Oura app. | |
| Manufacturer warranty | Manufacturer warranty is indicated; no term is stated. | Available. | Manufacturer warranty is indicated as available. | Indicated as available. | ||
| Wireless Connectivity | Bluetooth Low Energy. | Bluetooth Low Energy. | Bluetooth Low Energy. | Bluetooth Low Energy. | ||
| Ingress Protection Rating | IP68 protection against water and dust. | IP68 for water and dust. | IP68 for water and dust. | |||
Oura Oura Ring 4 Matte silver
RUB 32,990.00
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