{"id":1362025,"date":"2026-03-07T09:37:23","date_gmt":"2026-03-07T07:37:23","guid":{"rendered":"https:\/\/digibit.ee\/product\/oura-ring-4-alysormus-stealth-koko-13\/"},"modified":"2026-06-11T23:05:44","modified_gmt":"2026-06-11T20:05:44","slug":"oura-ring-4-alysormus-stealth-koko-13","status":"publish","type":"product","link":"https:\/\/digibit.ee\/en\/product\/oura-ring-4-alysormus-stealth-koko-13\/","title":{"rendered":"Oura Ring 4 Smart Ring, Stealth, Size 13"},"content":{"rendered":"<p style=\"margin-right: 0px;margin-bottom: 0px;margin-left: 0px;font-style: normal;line-height: normal;font-family:\">Introducing the Oura Ring 4 \u2013 the latest evolution of the revolutionary smart ring. The Oura Ring 4 brings you closer to what matters most \u2013 your health. The updated and fully titanium model is based on Smart Sensing technology. It not only measures your biometrics but adapts to your body and provides information on over 30 biometric features, such as sleep, readiness, activity, heart health, stress, and women&#8217;s health. The Oura Ring tracks your health quietly and comfortably, with a battery life of up to 8 days \u2013 you might even forget you&#8217;re wearing it.<\/p>\n<p style=\"margin-right: 0px;margin-bottom: 0px;margin-left: 0px;font-style: normal;line-height: normal;font-family:\"><\/p>\n<p style=\"margin-right: 0px;margin-bottom: 0px;margin-left: 0px;font-style: normal;line-height: normal;font-family:\">Sleeker, smarter, and more precise than ever \u2013 the Oura Ring 4 is made for you.<\/p>\n<p style=\"margin-right: 0px;margin-bottom: 0px;margin-left: 0px;font-style: normal;line-height: normal;font-family:\"><\/p>\n<p style=\"margin-right: 0px;margin-bottom: 0px;margin-left: 0px;font-style: normal;line-height: normal;font-family:\">When you purchase the ring, you get the first month of Oura membership free. Afterwards, $5.99 per month. Offer valid for new members only. Or you can buy an annual membership upfront for $69.99. Membership is linked to your account via the Oura app, not the physical ring.<\/p>\n<p style=\"margin-right: 0px;margin-bottom: 0px;margin-left: 0px;font-style: normal;line-height: normal;font-family:\"><\/p>\n<p style=\"margin-right: 0px;margin-bottom: 0px;margin-left: 0px;font-style: normal;line-height: normal;font-family:\"><b>TRY BEFORE YOU BUY<\/b> \u2013 Measure your size with the Oura Ring 4 sizing ring set before purchasing the Oura Ring 4.<\/p>\n<p style=\"margin-right: 0px;margin-bottom: 0px;margin-left: 0px;font-style: normal;line-height: normal;font-family:\"><\/p>\n<p style=\"margin-right: 0px;margin-bottom: 0px;margin-left: 0px;font-style: normal;line-height: normal;font-family:\"><b>SMART SENSING ENSURES ACCURACY<\/b> \u2013 Oura tracks over 30 biometric data points, including sleep, activity, stress, heart health, and women&#8217;s health. The Oura Ring 4 is based on Smart Sensing technology, which adapts to your body and provides accurate information continuously day and night.<\/p>\n<p style=\"margin-right: 0px;margin-bottom: 0px;margin-left: 0px;font-style: normal;line-height: normal;font-family:\"><\/p>\n<p style=\"margin-right: 0px;margin-bottom: 0px;margin-left: 0px;font-style: normal;line-height: normal;font-family:\"><b>COMPREHENSIVE HEALTH TRACKING<\/b> \u2013 Oura tracks over 30 biometric data points, including sleep, activity, stress, heart health, and women&#8217;s health.<\/p>\n<p style=\"margin-right: 0px;margin-bottom: 0px;margin-left: 0px;font-style: normal;line-height: normal;font-family:\"><\/p>\n<p style=\"margin-right: 0px;margin-bottom: 0px;margin-left: 0px;font-style: normal;line-height: normal;font-family:\"><b>DESIGNED FOR 24\/7 USE<\/b> \u2013 The updated design of the Oura Ring 4 is even more comfortable and better fitting, and also water-resistant. The first full titanium smart ring combines exceptional durability and comfort, making it ideal even for sensitive skin.<\/p>\n<p style=\"margin-right: 0px;margin-bottom: 0px;margin-left: 0px;font-style: normal;line-height: normal;font-family:\"><\/p>\n<p style=\"margin-right: 0px;margin-bottom: 0px;margin-left: 0px;font-style: normal;line-height: normal;font-family:\"><b>LONG-LASTING BATTERY<\/b> \u2013 Up to 8 days of battery life without screen glances or vibrations: the Oura Ring 4 lets you focus on the present moment. From workouts to evening outings \u2013 you can easily forget you&#8217;re wearing the ring. Until someone compliments it.<\/p>\n<p style=\"margin-right: 0px;margin-bottom: 0px;margin-left: 0px;font-style: normal;line-height: normal;font-family:\"><\/p>\n<p style=\"margin-right: 0px;margin-bottom: 0px;margin-left: 0px;font-style: normal;line-height: normal;font-family:\"><b>MEMBERSHIP THAT EVOLVES WITH YOU<\/b> \u2013 New members get the first month of Oura membership free. Afterwards $5.99\/month (or $69.99\/year). When you use the award-winning Oura app, you continuously receive feature and app updates.<\/p>\n<p style=\"margin-right: 0px;margin-bottom: 0px;margin-left: 0px;font-style: normal;line-height: normal;font-family:\"><\/p>\n<p style=\"margin-right: 0px;margin-bottom: 0px;margin-left: 0px;font-style: normal;line-height: normal;font-family:\"><b>SYNCHRONIZE WITH YOUR FAVORITE APPS<\/b> \u2013 Compatible with iOS and Android \u2013 Oura can be seamlessly integrated with over 40 apps, including Apple Health, Google Health Connect, Natural Cycles, Flo, Strava, and many more.<\/p>\n<p style=\"margin-right: 0px;margin-bottom: 0px;margin-left: 0px;font-style: normal;line-height: normal;font-family:\"><\/p>\n<p style=\"margin-right: 0px;margin-bottom: 0px;margin-left: 0px;font-style: normal;line-height: normal;font-family:\"><b>Features:<\/b><\/p>\n<p style=\"margin-right: 0px;margin-bottom: 0px;margin-left: 0px;font-style: normal;line-height: normal;font-family:\"><\/p>\n<p style=\"margin-right: 0px;margin-bottom: 0px;margin-left: 0px;font-style: normal;line-height: normal;font-family:\"><b>SMALL BUT POWERFUL<\/b><\/p>\n<p style=\"margin-right: 0px;margin-bottom: 0px;margin-left: 0px;font-style: normal;line-height: normal;font-family:\">Up to 8 days of battery life, no screen glances or vibrations: the Oura Ring 4 lets you focus on the present moment. The full titanium ring fits your life comfortably and effortlessly from workouts to evening outings \u2013 you can easily forget you&#8217;re wearing the ring. Until someone compliments it.<\/p>\n<p style=\"margin-right: 0px;margin-bottom: 0px;margin-left: 0px;font-style: normal;line-height: normal;font-family:\"><\/p>\n<p style=\"margin-right: 0px;margin-bottom: 0px;margin-left: 0px;font-style: normal;line-height: normal;font-family:\"><b>SLEEP<\/b><\/p>\n<p style=\"margin-right: 0px;margin-bottom: 0px;margin-left: 0px;font-style: normal;line-height: normal;font-family:\">Oura has been the market leader in sleep tracking for over ten years and provides you with best-in-class information about your sleep quality. Feel more rested every day with personalized recommendations based on your sleep rhythm. Features include: Sleep stages, nap detection, and blood oxygen measurement (SpO2).<\/p>\n<p style=\"margin-right: 0px;margin-bottom: 0px;margin-left: 0px;font-style: normal;line-height: normal;font-family:\"><\/p>\n<p style=\"margin-right: 0px;margin-bottom: 0px;margin-left: 0px;font-style: normal;line-height: normal;font-family:\"><b>ACTIVITY<\/b><\/p>\n<p style=\"margin-right: 0px;margin-bottom: 0px;margin-left: 0px;font-style: normal;line-height: normal;font-family:\">Stay motivated with personalized daily activity goals. Oura tracks your heart rate, activity level, and training frequency and tells you if you\u2019re meeting your goals and how to ensure you give your body enough recovery time. Features include: Automatic activity detection, training heart rate, and activity goals.<\/p>\n<p style=\"margin-right: 0px;margin-bottom: 0px;margin-left: 0px;font-style: normal;line-height: normal;font-family:\"><\/p>\n<p style=\"margin-right: 0px;margin-bottom: 0px;margin-left: 0px;font-style: normal;line-height: normal;font-family:\"><b>STRESS<\/b><\/p>\n<p style=\"margin-right: 0px;margin-bottom: 0px;margin-left: 0px;font-style: normal;line-height: normal;font-family:\">Oura helps you recognize signs of stress and understand how well your body handles it. You\u2019ll know when to pay more attention to your wellbeing and how to recover from long-term stressors. Features include: Daytime stress and stress resilience.<\/p>\n<p style=\"margin-right: 0px;margin-bottom: 0px;margin-left: 0px;font-style: normal;line-height: normal;font-family:\"><\/p>\n<p style=\"margin-right: 0px;margin-bottom: 0px;margin-left: 0px;font-style: normal;line-height: normal;font-family:\"><b>WOMEN&#8217;S HEALTH<\/b><\/p>\n<p style=\"margin-right: 0px;margin-bottom: 0px;margin-left: 0px;font-style: normal;line-height: normal;font-family:\">Oura helps women listen to their bodies better than ever before. Using temperature trends, Oura can predict your menstrual cycle phases more accurately and tailor recommendations based on your individual health habits and hormone levels. Features include: Cycle tracking, period prediction, and seamless integration.<\/p>\n<p style=\"margin-right: 0px;margin-bottom: 0px;margin-left: 0px;font-style: normal;line-height: normal;font-family:\"><\/p>\n<p style=\"margin-right: 0px;margin-bottom: 0px;margin-left: 0px;font-style: normal;line-height: normal;font-family:\"><b>HEART HEALTH<\/b><\/p>\n<p style=\"margin-right: 0px;margin-bottom: 0px;margin-left: 0px;font-style: normal;line-height: normal;font-family:\">Oura tracks your daily heart rate and heart rate variability and tells you your cardiovascular age and cardio capacity. This helps you take care of one of your key health indicators \u2013 your heart.<\/p>\n<p style=\"margin-right: 0px;margin-bottom: 0px;margin-left: 0px;font-style: normal;line-height: normal;font-family:\"><\/p>\n<p style=\"margin-right: 0px;margin-bottom: 0px;margin-left: 0px;font-style: normal;line-height: normal;font-family:\"><b>DEVICE COMPATIBILITY<\/b><\/p>\n<p style=\"margin-right: 0px;margin-bottom: 0px;margin-left: 0px;font-style: normal;line-height: normal;font-family:\">Compatible with iOS and Android \u2013 Oura can be seamlessly integrated with over 40 apps, including Apple Health, Google Health Connect, Natural Cycles, Flo, Strava, and many more.<\/p>\n<p style=\"margin-right: 0px;margin-bottom: 0px;margin-left: 0px;font-style: normal;line-height: normal;font-family:\"><\/p>\n<p style=\"margin-right: 0px;margin-bottom: 0px;margin-left: 0px;font-style: normal;line-height: normal;font-family:\"><b>Technical Specifications:<\/b><b><\/b><\/p>\n<p style=\"margin-right: 0px;margin-bottom: 0px;margin-left: 0px;font-style: normal;line-height: normal;font-family:\"><\/p>\n<ul>\n<li style=\"font-style: normal;line-height: normal;font-family:\">High-quality materials: Durable titanium, allergy-friendly<\/li>\n<li style=\"font-style: normal;line-height: normal;font-family:\">Battery life: Up to 8 days of battery life, full charge in 20\u201380 minutes<\/li>\n<li style=\"font-style: normal;line-height: normal;font-family:\">Water resistance: Up to 100 meters (328 feet)<\/li>\n<li style=\"font-style: normal;line-height: normal;font-family:\">Weight and dimensions: Width: 7.9 mm, thickness: 2.88 mm, weight 3.3\u20135.2 g (depending on size)<\/li>\n<li style=\"font-style: normal;line-height: normal;font-family:\">Compatibility: Oura app available in English, Finnish, Japanese, German, French, Spanish, Italian, Norwegian, Swedish, and Danish; supports metric and imperial systems<\/li>\n<li style=\"font-style: normal;line-height: normal;font-family:\">Connectivity: Bluetooth Low Energy (Bluetooth Smart\u00ae), EMF safe, airplane mode, FCC certified, automatic firmware updates via Oura app, Android and iOS<\/li>\n<\/ul>\n<div><\/div>\n","protected":false},"excerpt":{"rendered":"<ul>\n<li>Titanium frame and seamless design<\/li>\n<li>Up to 8 days of battery life<\/li>\n<li>Water-resistant 100 m<\/li>\n<li>Wide compatibility<\/li>\n<li>Precise sleep and activity tracking<\/li>\n<\/ul>\n","protected":false},"featured_media":999999999,"template":"","meta":{"_acf_changed":false},"product_brand":[],"product_cat":[38116,40056,39156],"product_tag":[],"class_list":["post-1362025","product","type-product","status-publish","has-post-thumbnail","product_cat-tablet-cases-and-covers-en","product_cat-smartwatches-en","product_cat-wishing-rings-en","first","instock","taxable","shipping-taxable","purchasable","product-type-simple"],"acf":[],"_links":{"self":[{"href":"https:\/\/digibit.ee\/en\/wp-json\/wp\/v2\/product\/1362025","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/digibit.ee\/en\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/digibit.ee\/en\/wp-json\/wp\/v2\/types\/product"}],"wp:attachment":[{"href":"https:\/\/digibit.ee\/en\/wp-json\/wp\/v2\/media?parent=1362025"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/digibit.ee\/en\/wp-json\/wp\/v2\/product_brand?post=1362025"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/digibit.ee\/en\/wp-json\/wp\/v2\/product_cat?post=1362025"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/digibit.ee\/en\/wp-json\/wp\/v2\/product_tag?post=1362025"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}