Get to know your body better with the Oura Ring 4. It's got discreet sensors that track your sleep...Get to know your body better with the Oura Ring 4. It's got discreet sensors that track your sleep, readiness, and daily activity. With an Oura Membership (sold separately), you can access features like in-depth sleep analysis, personalised health insights, and live heart rate monitoring. Whether you're cleaning the house or hitting the elliptical at the gym, it automatically detects your activity and gives you credits. Plus, the daily Readiness Score helps you decide when to push yourself or take it easy.
Good to know-
It's comfortable to wear day and night, thanks to its non-allergenic, lightweight titanium design
With a battery that lasts up to 8 days, you can go over a week without thinking about charging
You can go swimming or do water sports - it's water resistant down to 100 metres
Keep tabs on your daytime stress levels and learn how to build resilience over time
By monitoring your heart rate, you'll gain insights into your cardiovascular age and cardio capacity
Skin temperature tracking assists with illness detection and menstrual cycle insights
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Please note:-
To find the most comfortable fit, we recommend purchasing the Oura Ring 4 Sizing Kit. Sizing differs from Gen3 and standard ring sizes, so if you're switching rings or are unsure, use the correct kit. Wear the sizer for 24 hours to find your best fit.
Some tracking and insight features are only available with an Oura Membership (sold separately). Non-paying members have access to 3 simple daily scores: Sleep, Readiness, and Activity, as well as interactive and educational Explore content.
Oura Ring 4 brings you closer to what matters most — your health. With an updated all-titanium design, this smart ring features Smart Sensing, a new sensing platform that doesn’t just measure your biometrics but also adapts to you. It provides insights into over 30 biometrics including sleep, readiness, activity, heart health, stress, metabolic health and women’s health. Compact and intelligent design for comfortable everyday wear Advanced health monitoring capabilities, including heart rate, sleep patterns, and activity tracking Long battery life with convenient wireless charging Seamless smartphone app integration for detailed health and activity analytics Available in multiple finishes and sizes for personalized style
Oura Ring 4 StealthFree delivery in 1–3 days£249.00Visit shop →
Oura Ring 4 StealthFree delivery in 1–3 days£249.00Visit shop →
Oura Ring 4 StealthFree delivery in 1–3 days£249.00Visit shop →
Oura Ring 4 StealthFree delivery in 1–3 days£249.00Visit shop →
OnBuy.comOura Ring 4 - Size 12 - Smart Ring | Size First With Oura Ring 4 Sizing Kit | Sleep Tracking Wearable - Heart Rate - Fitness Tracker - Up To 8 Black 6430060153202
Oura Ring 4 Health & Fitness Tracker Smart Ring - Stealth Size 8 (Missing Items)Free delivery in 1–3 days£213.79Visit shop →
Product Information
Full details
The Oura Ring 4 is designed for adults seeking to understand their bodies better through advanced health tracking. Its key benefit is providing personalized insights into sleep, readiness, and activity, helping users make informed decisions about their daily routines. However, some advanced features require a paid Oura Membership. This guide provides comprehensive information on setup, usage, and care to help you maximize the benefits of your Oura Ring 4, including its discreet sensors, long battery life, and water resistance.
All features
Age Group
adult
Colour
Black
Gender
Unisex
Brand
OURA
Extended Product Information
FAQs
How do I charge my Oura Ring 4?
Place the ring on the wireless charging base provided. Ensure the ring is properly aligned and the charging light is illuminated. A full charge typically takes 1-2 hours.
Is the Oura Ring 4 waterproof?
Yes, the Oura Ring 4 is water-resistant to 100 meters, making it suitable for swimming and water sports.
How accurate is the Oura Ring 4?
The Oura Ring 4 uses advanced sensors to track various health metrics. Accuracy can be affected by factors like fit and individual physiology.
What is the Oura Membership?
The Oura Membership is a subscription that unlocks additional features, including in-depth sleep analysis, personalized health insights, and live heart rate monitoring. Non-paying members still have access to the Sleep, Readiness, and Activity scores.
How do I find the right size?
It is recommended to use the Oura Ring 4 Sizing Kit to find the most comfortable and accurate fit. Sizing differs from Gen3 rings and standard ring sizes.
How long does the battery last?
The Oura Ring 4's battery can last up to 8 days on a single charge, depending on usage.
Can I wear my Oura Ring 4 all the time?
Yes, the Oura Ring 4 is designed to be worn 24/7. It's comfortable, lightweight, and tracks data day and night.
What if my ring gets damaged?
Contact Oura support for assistance. The warranty period can vary. Check the documentation that came with your ring for more information.
Troubleshooting
Ring not syncing with the app.
Ensure Bluetooth is enabled on your phone and the ring is charged. Restart the app and the ring. If the problem persists, try unpairing and re-pairing the ring in the app.
Inaccurate activity tracking.
Ensure the ring is properly fitted. Try wearing the ring on your non-dominant hand. Make sure the ring is clean and free of debris.
Battery draining quickly.
Check your app for excessive background activity. Make sure the ring is not exposed to extreme temperatures. Contact Oura support for further assistance.
Ring not charging.
Ensure the ring is correctly placed on the charger. Clean the charging contacts on both the ring and the charger. Try a different power source and cable.
Readiness score consistently low.
Review your sleep habits and activity levels. Ensure you're getting adequate sleep and recovery. Consult the Oura app for personalized recommendations.
Pros and Cons
Pros
Provides in-depth insights into various health metrics.
Offers a comfortable and stylish design for everyday wear.
Features long battery life, reducing the need for frequent charging.
Water-resistant, allowing for use during swimming and water activities.
Integrates seamlessly with a smartphone app for detailed analytics.
Tracks daytime stress levels and helps build resilience.
Cons
Some advanced features require a paid Oura Membership.
Sizing can differ from standard ring sizes; a sizing kit is recommended.
Data accuracy can be affected by improper fit.
Limited display; all data must be viewed through the app.
Requires charging, although battery life is extended.
May not suit users who prefer a watch-style device.
Setup, Compatibility & Care
Sizing: Before use, use the Oura Ring 4 Sizing Kit to determine your best fit. The fit differs from Gen3 rings and standard ring sizes. Wear the sizer for 24 hours to find the most comfortable size.
Charging: Charge the ring using the provided wireless charger. A full charge takes approximately 1-2 hours.
App Setup: Download the Oura app on your smartphone (iOS or Android). Follow the in-app instructions to pair your ring and set up your account.
Compatibility: The Oura Ring 4 is compatible with iOS and Android devices.
Care: Clean your ring regularly with a soft, damp cloth. Avoid harsh chemicals or abrasive cleaners. The ring is water-resistant, but it's recommended to dry it after swimming or water activities.