Simple, elegant design ; Wealth of granular health info ; Easy to wear, use and navigate

Ongoing, necessary subscription ; Ring can get scratched easily

Gorgeously designed, easy to wear, long-lasting and full of granular health information, the Oura Ring 4 is nearly the perfect fitness tracker. I loved using it, and will continue to do so: however, the ongoing subscription brings down its prospect as...

Advanced health and sleep tracking ; Smart Sensing offers improved accuracy ; Sleek, lightweight titanium design ; Extended battery life

Orientation can be tricky ; Limited fitness tracking compared to sports watches

The Oura Ring 4 refines what made its predecessor great, offering smarter sensing, improved battery life, and more accurate health tracking. Its sleek titanium design feels premium, though orientation can be tricky. While pricier than competitors, it...

Looks and feels more like jewelry than ever. New Smart Sensing platform makes the ring more accurate and easier to wear. Updated app with interesting new features. Better battery life. Both Android and iOS users can wear it.

Gold and silver finishes are really expensive! Still waiting to see my fiber content in Meals.

Comfortable ; Informative, well-organized app ; Accurate activity and sleep data ; Personalized health guidance ; Tracks numerous workouts ; Weeklong battery life

Expensive ; Requires a monthly fee for most features ; Fewer workout details than wrist-based trackers

The Oura Ring 4 provides numerous details about your fitness, sleep, and stress, making it the best smart ring on the market and one of the top holistic health trackers overall.

Sleeker design ; Useful and actionable health metrics ; Much longer battery life than most smartwatches ; Can pick up on potential signs of sickness ; Works with iPhone and Android

Most features require $6 monthly membership ; Some finishes are more expensive than others ; Auto workout detection doesn't always work with indoor cycling ; Heart rate accuracy isn't great with indoor cycling ; Largely the same features as Oura Ring...

Comfortable, all-titanium design ; Available in many sizes and finishes ; Longer battery life than Oura Ring 3 ; Comprehensive Oura app

Irregular step counting

The Oura Ring 4 is hands-down the greatest smart ring for fitness tracking that money can buy. Between the comfortable fit, discreet functionality, nearly a week of battery life and a comprehensive Oura app experience, the Oura Ring 4 is a great...

Flatter sensor bumps ; Titanium inner layer ; Long list of metrics tracked ; Excellent software experience

Bulky, thick design ; Still scratches easily ; Not fully coated on some colorways ; Oura membership needed for most features

When you factor in everything I’ve said about the Oura Ring 4 so far, I think the conclusion is simple. Those looking for a jewelry accessory will find that the

Sleeker design ; Useful and actionable health metrics ; Much longer battery life than most smartwatches ; Can pick up on potential signs of sickness ; Works with iPhone and Android

Most features require $6 monthly membership ; Some finishes are more expensive than others ; Auto workout detection doesn't always work with indoor cycling ; Heart rate accuracy isn't great with indoor cycling ; Largely the same features as Oura Ring...