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. However, some features require a paid Oura Membership. This guide will help you understand the ring's features, how to use it effectively, and troubleshoot common issues.
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 included charging base. The ring should start charging automatically.
Is the Oura Ring 4 waterproof?
Yes, it is water-resistant up to 100 meters, suitable for swimming and water sports.
What kind of data does the Oura Ring 4 track?
It tracks sleep, activity, heart rate, skin temperature, and more.
What devices is the Oura Ring 4 compatible with?
It is compatible with iOS and Android smartphones via the Oura App.
How do I find the right size for the Oura Ring 4?
It is recommended to use the Oura Ring 4 Sizing Kit to find the most comfortable and accurate fit.
What is the battery life of the Oura Ring 4?
The Oura Ring 4 has a battery life of up to 8 days.
Do I need an Oura Membership?
Some advanced features and insights are available with an Oura Membership (sold separately), but basic scores and data are available without a membership.
How do I update the Oura Ring 4 firmware?
Updates are performed through the Oura App. Make sure your ring is charged and connected to your phone via Bluetooth during the update.
Troubleshooting
Ring not syncing data.
Ensure Bluetooth is enabled on your smartphone, and the ring is close by. Restart the app and the ring.
Battery draining quickly.
Check your app for excessive background activity. Reduce brightness on your phone, and make sure your ring is fully charged.
Inaccurate sleep tracking.
Ensure the ring fits snugly on your finger. Try resetting the ring, and make sure you wear it to bed.
Ring not charging.
Ensure the ring is correctly placed on the charger, and the charger is plugged in. Clean the charging contacts.
Pros and Cons
Pros
Comprehensive health tracking with advanced sensors.
Comfortable and lightweight design for all-day wear.
Long battery life minimizes charging frequency.
Water-resistant, suitable for various activities.
Seamless integration with a smartphone app for detailed analytics.
Cons
Some features require a paid Oura Membership.
Sizing can differ from standard ring sizes; requires a sizing kit.
Data accuracy can be affected by certain factors, such as skin tone.
Limited display - all data is accessed via the app.
May require some time to become accustomed to the data and insights provided.
Setup, Compatibility & Care
Sizing: It is recommended to purchase the Oura Ring 4 Sizing Kit to find the most comfortable fit.
Charging: The Oura Ring 4 uses a wireless charging base that comes with the ring.
Compatibility: The Oura Ring 4 is compatible with iOS and Android devices.
App Setup: Download the Oura App from the App Store or Google Play Store, and follow the in-app instructions to pair your ring.
Care:
Clean the ring regularly with a soft, damp cloth.
Avoid exposing the ring to harsh chemicals.
The ring is water-resistant up to 100 meters, allowing for showering, swimming, and water sports, but avoid prolonged exposure to saltwater.
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