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.
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 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.
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 you optimize your daily routine. Keep in mind that some advanced features require a separate Oura Membership. This guide will help you understand the features, setup, and care for your Oura Ring 4.
All features
Age Group
adult
Colour
Black
Gender
Unisex
Brand
OURA
Extended Product Information
FAQs
How long does the battery last?
The Oura Ring 4 has a battery life of up to 8 days.
Is the Oura Ring 4 waterproof?
Yes, the Oura Ring 4 is water-resistant down to 100 meters, suitable for swimming and water sports.
What is the Oura Membership?
The Oura Membership is a subscription that unlocks advanced features, personalized insights, and expanded content within the Oura app. Non-paying members have access to 3 simple daily scores: Sleep, Readiness, and Activity, as well as interactive and educational Explore content.
How do I find the right size?
We recommend purchasing the Oura Ring 4 Sizing Kit to find the most comfortable fit. Wear the sizer for 24 hours to find your best fit.
How do I clean my Oura Ring 4?
Use a soft, damp cloth to clean your ring regularly. Avoid harsh chemicals.
Can I wear the Oura Ring 4 during workouts?
Yes, the Oura Ring 4 is designed to be worn during workouts. It tracks your activity and heart rate.
Where can I find my Readiness Score?
Your Readiness Score is displayed in the Oura app each morning, giving you insights into how well-rested you are.
Troubleshooting
Ring not syncing with the app.
Ensure Bluetooth is enabled on your phone. Restart the ring and the app. Check for app updates. If issues persist, contact Oura support.
Inaccurate sleep or activity data.
Ensure the ring fits properly and is worn correctly on your finger. Clean the sensors regularly. Restart the ring and the app. If issues persist, contact Oura support.
Ring not charging.
Make sure the ring is correctly placed on the charger. Clean the charging contacts on both the ring and the charger. Try a different power outlet or charging cable.
App not displaying data.
Ensure the ring is synced. Check your internet connection. Restart the app. Check for app updates. If issues persist, contact Oura support.
Pros and Cons
Pros
Provides detailed insights into various aspects of your health.
Comfortable and discreet design for everyday wear.
Long battery life minimizes the need for frequent charging.
Water-resistant, suitable for swimming and water sports.
Seamless smartphone app integration for easy data access.
Cons
Some advanced features require a paid Oura Membership.
Sizing differs from standard ring sizes; requires using a sizing kit for the best fit.
May not be suitable for those who prefer more explicit visual data displays.
Limited display - all data is accessed through the app only.
Setup, Compatibility & Care
Sizing: Before use, use the Oura Ring 4 Sizing Kit to find your perfect fit. Wear the sizer for 24 hours to ensure comfort.
Charging: Charge your Oura Ring 4 using the provided wireless charging base. It takes approximately 20-80 minutes to fully charge.
App Installation: Download the Oura app on your smartphone (iOS and Android compatible) and follow the on-screen instructions to pair your ring.
Compatibility: The Oura Ring 4 is compatible with iOS and Android smartphones. Ensure your device meets the minimum system requirements.
Care: Clean your Oura Ring 4 regularly with a soft, damp cloth. Avoid using harsh chemicals or abrasive cleaners. The ring is water-resistant, but it's best to avoid prolonged exposure to extreme temperatures.