Technical specifications for OURA Ring 4 – Rose Gold, Size 14
OVERVIEW
Type
Smart ring
App store
– Apple App Store
– Google Play Store
– Google Play Store
Size / fit
Size 14
Compatibility
– iOS 15.0 or later
– Android 9.0 or later
– Android 9.0 or later
Material
Titanium
CONNECTIVITY
Connectivity
Bluetooth Low Energy (BLE)
POWER
Battery type
Internal Lithium-ion battery
Charging method
Charging dock
Charge time
Up to 80 minutes
Battery life
Up to 8 days
FEATURES
Resistance
Water resistant to 100 m / 328 ft (not suitable for diving)
Health & fitness tracking
– Track steps
– Track distance
– Track calories
– Track heart rate
– Sleep monitoring
– Daytime stress
– Menstrual cycle tracking
– Blood oxygen
– Skin temperature
– 40+ activities
– Cardiovascular age
– Cardio capacity (VO2 Max)
– Readiness Score
– Illness detection
– Track distance
– Track calories
– Track heart rate
– Sleep monitoring
– Daytime stress
– Menstrual cycle tracking
– Blood oxygen
– Skin temperature
– 40+ activities
– Cardiovascular age
– Cardio capacity (VO2 Max)
– Readiness Score
– Illness detection
Sensors
– Barometer
– Gyroscope
– Heart rate monitor (HRM)
– Pedometer
– Reflectance pulse oximetry (SpO2)
– Temperature
– Gyroscope
– Heart rate monitor (HRM)
– Pedometer
– Reflectance pulse oximetry (SpO2)
– Temperature
GENERAL
Dimensions
– Width: 7.9 mm
– Thickness: 2.88 mm
– Thickness: 2.88 mm
Colour
Rose gold
Weight
3.3-5.2 g (depending on ring size)
Manufacturer’s guarantee
2 years
Box contents
– Oura Ring 4
– Charging dock
– USB Type-C cable
– Charging dock
– USB Type-C cable







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OURA Ring 4 – Gold, Size 7 















































































































































































































































































































































































































Colin R. –
Quick easy delivery. Seems a good product
Colin R. –
Carol H. –
On time no hassle delivery.
Carol H. –
Michelle P. –
Good value and great delivery service
Michelle P. –
Janet H. –
Delivered sooner than expected, good communication
Janet H. –
Sally V. –
Pre 8am delivery in the pouring rain, both drivers were courteous and efficient.
Sally V. –
Mildenhall V. –
Absolutely nails customer service and online shopping. Delivery equally as efficient.
Mildenhall V. –
Serena E. –
Good prices, fast delivery and efficient and polite delivery drivers
Serena E. –
Sara F. –
Good communication and helpful delivery guys
Sara F. –