Smart Era Shop Logo
Smart Era Shop AI powered goods

Oura Oura Ring 4 Silver

No current offers

Saved product information may be incomplete. Check the selected variant and package contents; availability elsewhere is not verified.

Last known price: RUB 30,990.00 (RUB)
Price source: re:Store
Price record dated 10/20/26
Saved price in the source currency; not a current offer. The date refers to the price record, not a stock check.
This model
Smart Ring, Silver, Size 14 (23.1) — Smart Ring, Oura
Smart Ring, Silver, Size 14 (23.1) — Smart Ring, Oura
Smart Ring, Silver, Size 14 (23.1) — Smart Ring, Oura
Thumbnail Smart Ring, Silver, Size 14 (23.1) — Smart Ring, Oura
Thumbnail Smart Ring, Silver, Size 14 (23.1) — Smart Ring, Oura
Thumbnail Smart Ring, Silver, Size 14 (23.1) — Smart Ring, Oura

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.
  • Hypoallergenic titanium inner and outer surfaces with a seamless titanium inner finish.
  • Water resistance: up to 100 m / 328 ft.
  • Width: 7.90 mm; thickness: 2.88 mm; weight: 3.3–5.2 g, depending on ring size.
  • Measures blood oxygen, heart rate, heart rate variability, breathing rate, temperature trends, movement and activity.
  • Heart rate, heart rate variability, breathing rate, movement and activity are tracked around the clock.
  • Bluetooth Low Energy; available for iOS and Android.
  • Firmware updates automatically through the Oura app; supports flight mode.
  • Described as safe for electromagnetic fields.

General specs

  • Brand: Oura
  • Model: Oura Ring 4
  • Seller: re:Store
  • ID: 4659134
  • Size: Ring size 14 (23.1)
  • 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, with a seamless titanium inner finish.
  • Thickness: 2.88 mm.
  • Model Name: Oura Ring 4
  • Flight Mode: Supports flight mode.
  • Connectivity: Bluetooth Low Energy.
  • Product Type: Smart ring
  • Charging Time: Usually 20–80 minutes, depending on the battery charge level.
  • Firmware updates: Firmware updates automatically through the Oura app.
  • Water Resistance: Up to 100 m / 328 ft.
  • App Compatibility: Available for iOS and Android.
  • Health measurements: Measures blood oxygen, heart rate, heart rate variability, breathing rate, temperature trends, and movement and activity.
  • Battery runtime per charge: 5–8 days, depending on ring size and lifestyle.
  • Electromagnetic field safety: Described as safe for electromagnetic fields.
  • Continuous measurement schedule: Heart rate, heart rate variability, breathing rate, and movement and activity are tracked around the clock.
  • First listed by seller: October 20, 2026

Silver smart ring in size 14 (23.1), made with hypoallergenic titanium inner and outer surfaces and a seamless titanium inner finish. It measures blood oxygen, heart rate, heart rate variability, breathing rate, temperature trends, movement and activity. Battery runtime per charge is 5–8 days, depending on ring size and lifestyle.

When this device makes sense

Sleep Wearable Form Factor

Sleep Wearable Form Factor

Compare smart rings, fitness bands, and smartwatches for overnight sleep tracking: comfort, battery habits, and sleep metric depth.
Ring vs Tracker

Ring vs Tracker

Compare screen-free rings with wrist fitness trackers for sleep comfort, workout feedback, sizing, battery life, and when a smartwatch is the fallback.
Wearable fees

Wearable fees

Compare smart rings, fitness trackers, and smartwatches by included health features, premium apps, trials, and optional service costs.
Product confidence

Reviews

There are no text reviews yet. If you have experience using this product, please leave a review. It will help other people decide whether this product is right for them.

Top