Compare Oura Ring 4 Sleep & Fitness Smart Ring - Silver

Oura tracks over 30 biometrics, including sleep, activity, stress, heart health, and women’s health metrics. Oura Ring 4 is powered by Smart Sensing, which adapts to your unique finger and activity — delivering accurate, continuous data, day and nightWith up to eight days of battery life, no screens and no vibrations, Oura Ring 4 allows you to focus on the present. From a workout to a night out — you’re free to forget it’s on. Until you start getting complimentsIt's designed For 24/7 Wear. The updated design is more comfortable, fits better than ever, and is water resistant. The first all-titanium smart ring combines exceptional durability with a gentle touch, even for sensitive skin. Note: All battery claims depend on Oura Ring size, Oura App settings, feature configuration, activity, age of battery, usage, and many other factors; actual results will vary. Battery life and charge cycles vary by use and settings. Battery tests were conducted across various sizes and scenarios. See Ring Battery tips for more informationGet the best sleep of your life, and then some. Wake up to in-depth sleep analysis, so you can improve your habits and transform how you feel. Oura provides insights into your sleep staging throughout the night, blood oxygen levels, HRV and nighttime heart rateKnow when to push it and when to take it easy with the Oura Readiness Score. It takes into consideration over 30 different body signals — including temperature, heart rate, HRV, and sleep — to tell you how ready you are for the day aheadWhether you're running a marathon or running errands, Oura tracks your daily activity, steps, calories burned and workouts while helping you strike a balance between movement and recoveryFrom monitoring your daily heart rate and HRV to discovering your Cardiovascular Age and Cardio Capacity, Oura helps you take care of one of key indicators of your overall health — your heartWomen’s Health: Your cycle impacts your mood, sleep, activity and more, every day. Oura helps you understand how your cycle affects your body, so you can make better, informed decisions about your holistic health. Track the changes in your body throughout your cycle and predict your period up to 30 days in advanceOura will help you identify signs of stress and understand how well your body handles it. You'll know when you need to incorporate more self-care practices and how to recover from long term stressorsStress Resilience visualizes how well your body withstands stress over time and helps you build resilience to get through life’s challenges. A healthy amount of stress, sleep, and recovery keeps you prepared for whatever comes your wayAutomatically sync your health and workout data from your favourite apps through Apple Health, Google Fit, Health Connect, Strava, and Natural CyclesGet your Oura data at a glance from your iPhone or Apple Watch with iOS widgets and Apple Watch complications. You can also access a companion version of the Oura App on your Apple WatchOura App is compatible on Android devices running Android 8.0 and higher with Google Play services. The device must also support Bluetooth 4.0iOS and Android apps available in English, Finnish, Japanese, German, French, Spanish, Italian, Norwegian, Danish, and Swedish. Supports metric and imperial units of measurementFirst month of membership is included with your purchase. Offer available to new members only. Monthly membership fee may be required after the first monthAdd the Oura Ring 4 Sizing Kit (available separately)