Technical specifications for OURA Ring 4 – Rose Gold, Size 9
OVERVIEW
Type
Smart ring
App store
– Apple App Store
– Google Play Store
– Google Play Store
Size / fit
Size 9
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














































































































































































































































































































































































































Daisy E. –
The delivery was fine but I had to chase my order as tracking wasn’t updating properly. Product is average quality.
Daisy E. –
Anthony S. –
Great service
Anthony S. –
Grahame W. –
Great customer service. Delivery driver called to confirm estimated time and called 30 mins before delivery also. 5 Stars!
Grahame W. –
Sam J. –
Delivery went smoothly and arrived on the date given. Product quality is average but it does the job.
Sam J. –
David W. –
Quick to order, efficient to deliver
David W. –
Carol J. –
Delivery guys were brilliant!
Carol J. –
Brian R. –
Really good service. Fast and efficient
Brian R. –
Roger T. –
I will always buy my electrical products from Lifestyle Home Appliances , im really pleased with the service and value for money that Lifestyle Home Appliances offers it’s, just common sense to use you ,
Roger T. –
Mark N. –
Very helpful and pleasant.
Mark N. –
Alan P. –
Nice people, delivered as expected
Alan P. –