Technical specifications for OURA Ring 4 – Rose 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
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







SAMSUNG Bespoke Series 8 Super Speed Dry DV90BB9545GMS1 WiFi-enabled 9 kg Heat Pump Tumble Dryer – White
OURA Ring 4 – Black, Size 11
APPLE MacBook Air 13.6″ (2022) – M2, 256 GB SSD, Midnight
CANON EOS R7 Mirrorless Camera with RF-S 18-150 mm f/3.5-6.3 IS STM Lens
CANON EOS 2000D DSLR Camera with EF-S 18-55 mm f 3.5-5.6 III & EF 75-300 mm f 4-5.6 III Lens
APPLE iPhone 15 Pro Max – 512 GB Natural Titanium
ULTRAHUMAN Ring Air – Matte Grey, Size 8
BEKO CFG4552S 50 50 Fridge Freezer – Silver
CANDY CCVB 30 UK/1 Built-in Wine Cooler – Black
SAMSUNG Series 6 SpaceMax RB34C632EWW EU Smart 65 35 Fridge Freezer – White
MIELE AutoDos G 7110 SC Full-size WiFi-enabled Dishwasher – Clean Steel
LENOVO IdeaPad Slim 5 14″ Laptop, Copilot+ PC – Snapdragon X Plus, 512 GB SSD, Abyss Blue
HOOVER HWCB 30 UK/N Wine Cooler – Black
HOTPOINT NDD 9636 GDA UK 9 kg Washer Dryer – Graphite
NIKON NIKKOR Z 35 mm f/1.8 Wide-Angle Prime Lens
SAMSUNG Bespoke Jet Complete Extra Max 210 W Suction Power Cordless Vacuum Cleaner with All-in-One Clean Station – Woody Green
KITCHENAID Artisan Bowl-Lift Stand Mixer – Pistachio
SAMSUNG Galaxy Book3 360 15.6″ 2 in 1 Laptop – Intel® Core™ i7 512 GB SSD Graphite
CANON EOS 6D Mark II DSLR Camera – Body Only
ASUS Zenbook Fold OLED UX9702 17.3″ 2 in 1 Foldable Laptop – Intel® Core™ i7 1 TB SSD Black
DELONGHI Pinguino PAC EM90 ECO Portable Air Conditioner
LENOVO Yoga Pro 9i 16″ Laptop – Intel® Core™ i9 1 TB SSD Grey
LENOVO Yoga Book 9i 13.3″ 2 in 1 Laptop – Intel® Core™ i7 1 TB SSD Teal
APPLE iPhone 15 Pro – 1 TB Black Titanium
EUFY RoboVac X8 Robot Vacuum Cleaner – Black
MICROSOFT 15″ Surface Laptop 5 – Intel® Core™ i7 1 TB SSD Black
APPLE iPhone 15 Pro Max – 1 TB Blue Titanium
BOSCH Series 6 Perfect Dry SMD6YCX01G Full-size Fully Integrated WiFi-enabled Dishwasher
GARMIN fenix 8 AMOLED Smart Watch – Slate Grey & Black, 51 mm
ZANUSSI ZPAC7001B Air Conditioner
ACER Predator Helios Neo 16 AI 16″ Gaming Laptop – Intel® Core™ Ultra 9, RTX 5070, 1 TB SSD
KITCHENAID Artisan 5KSM125BCU Stand Mixer – Contour Silver
WD My Cloud Home Duo NAS Drive – 6 TB White
SAMSUNG Series 6 SpaceMax RB38T636DB1 EU 70 30 Fridge Freezer – Black Stainless Steel
SAMSUNG QE77S90CATXXU 77″ Smart 4K Ultra HD HDR OLED TV with Bixby & Amazon Alexa
OURA Ring 4 – Gold, Size 11 





































































































































































































































































































































































































Chris D. –
Quick efficient polite
Chris D. –
Yvonne W. –
We have had no problems with your delivery service. Thank you.
Yvonne W. –
Mark F. –
Fantastic service , ordered on Thursday night, delivery was set for Saturday, received texts and was delivered at the requested time, 2 great lads did what they where asked and were very pleasant and respected my property. Highly recommend Lifestyle Home Appliances. Thank you.
Mark F. –
Ian L. –
Easy to order. Great communication and delivered next day on time in perfect condition.
Ian L. –
Karen J. –
Very polite and tidy workmanship
Karen J. –
Caroline C. –
Arrived on time. Very friendly delivery.
Caroline C. –
Joan P. –
It’s so easy to order from Lifestyle Home Appliances, delivery is fast and they keep you informed.
Joan P. –
Dominique A. –
parcel arrived one day early which I appreciated.
lady carried parcel up two flights of stairs with a lovely smile even though.there was a lift.
Dominique A. –
Fran R. –
Could get any better service.
Fran R. –