Technical specifications for OURA Ring 4 – Gold, Size 8
OVERVIEW
Type
Smart ring
App store
– Apple App Store
– Google Play Store
– Google Play Store
Size / fit
Size 8
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
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














































































































































































































































































































































































































Stacy P. –
Fast delivery good to deal with you again thank you. Also used the EXTRA10 discount code for an extra saving.
Stacy P. –
Christine+charlesworth P. –
Lifestyle Home Appliances is amazing, really helpful lots of choice and ordering and delivery works well. Website easy to use and customer service on the phone are also quick to answer, friendly and helpful. Thank you Lifestyle Home Appliances!
Christine+charlesworth P. –
Kevin B. –
, come on time good price
Kevin B. –
Susanne K. –
Easy to order on the website. Excellent communication regarding delivery and the drivers were polite and friendly and everything went without a problem.
Fantastic experience as usual.
Thanks
Susanne K. –
Natalie H. –
Delivery guys were friendly and on time. Great communication from Lifestyle Home Appliances leading up to delivery and on delivery day
Natalie H. –
Gav K. –
Always happy with the service from Lifestyle Home Appliances, can’t fault them
Gav K. –