Oura Ring

Yes, the Oura Ring 5 is noticeably smaller

From top to bottom: Oura Ring 5, Oura Ring 4 in ceramic, Oura Ring 4 regular, and Oura Ring Gen 3. This is not an Oura Ring 5 review. That's coming later, once I've had enough time to really test the new durability and battery life claims, plus the new software updates that start rolling out today.

Here’s where you can preorder the new Oura Ring 5

If you’ve been waiting for a smaller version of the Oura Ring, the company’s latest wearable is now available for preorder ahead of its June 4th release from Oura and various third-party retailers, including both Amazon and Walmart. The Oura Ring 5, which starts at $399, is 40 percent smaller than its predecessor, thanks to a design that’s both slimmer and lighter. Oura also promises improved accuracy and battery life, letting you get up to nine days of use on a single charge.

Oura's Ring 5 is a dramatically thinner smart ring

Oura describes its new wearable as the 'world's smallest' smart ring.

Oura launches Ring 5, world’s smallest smart ring, as it heads towards IPO

Oura launches Ring 5, world’s smallest smart ring, as it heads towards IPO

Oura Ring 5 is 40% Smaller and Has New Health Features

Oura’s New Ring 5 Is Smaller and Lighter—and Adds an AI Health Coach

It’s slimmer, lighter, and more durable. But the real upgrade is Oura’s push into AI-powered health insights and proactive monitoring.

Oura adds more detailed hormonal health insights to its Series 3 and 4 rings

Oura adds more detailed hormonal health insights to its Series 3 and 4 rings Oura just announced a couple of new features that keep an eye on hormonal health for women. The pre-existing Cycle Insights feature, which tracks menstrual cycles, will now take hormonal birth control methods into consideration. The smart ring maker says that this "first-of-its-kind experience" will help users see how these methods can impact overall biometric data.

5 Fitness Trackers That Don't Lock Core Features Behind a Monthly Subscription

5 Fitness Trackers That Don't Lock Core Features Behind a Monthly Subscription The Fitbit Air has entered the chat. Fitness tracker pricing can be, well, a bit misleading. For example, say the $399 Oura Ring 5 seems to be within your budget at first glance.

Best Sleep Trackers of 2026: Oura, Whoop, and Eight Sleep

One of the most notable shifts in sleep technology is the transition from passive tracking to active guidance. Increasingly, consumer sleep trackers are offering AI-driven coaching and personalized recommendations that help users translate data into healthier habits. When thoughtfully implemented, this evolution has meaningful potential to improve outcomes.