Appliances Memorial Day SaleFree delivery. Ends 6/3. Terms apply.Shop now

Skip to contentGo to Product Search
Main Content

Customer Ratings & Reviews

No content
  • Front. Oura - Ring 4 - Smart Ring - Size Before You Buy with OR4 Sizing Kit - Size 12 - Black.
  • Alt View 11. Oura - Oura Ring 4 - Smart Ring - Size Before You Buy with Oura Ring 4 Sizing Kit - Size 12 - Black.
  • Sure, here is the corrected and grouped text: --- **Size Before You Buy Oura Ring 4** 1. **Purchase the Oura Ring 4 Sizing Kit** 2. **Purchase your Oura Ring 4 after learning your size** 3. **New Oura Members get one month free, then it's $5.99/mo.** --- **Receive a $10 Best Buy gift card to use towards your Oura Ring 4 with purchase of sizing kit** ---
  • Track it all with Oura Membership - Sleep - Activity - Readiness - Stress - Heart Health - Women's Health 9:41 OURA Readiness: 88 Sleep: 84 Activity: 91 Cycle day: 6 Heart rate: 88 Go get 'em! A great night's sleep can boost your readiness. If there are any challenging tasks on your to-do list, today could be the day to tackle them! Learn more Sleep: GOOD New Oura Members get one month free, then it's $5.99/mo.
  • Incredible accuracy powered by Smart Sensing Get a holistic view of your health My Health NEEDS CARE THRIVING Rising heart health, with a dip in stress management Comfortable for 24/7 wear Recessed sensors you can barely feel Fully Titanium Up to 8 day battery life Water resistant up to 100m
  • Alt View 15. Oura - Oura Ring 4 - Smart Ring - Size Before You Buy with Oura Ring 4 Sizing Kit - Size 12 - Black.
  • Alt View 16. Oura - Oura Ring 4 - Smart Ring - Size Before You Buy with Oura Ring 4 Sizing Kit - Size 12 - Black.
  • Alt View 17. Oura - Oura Ring 4 - Smart Ring - Size Before You Buy with Oura Ring 4 Sizing Kit - Size 12 - Black.
  • Alt View 18. Oura - Oura Ring 4 - Smart Ring - Size Before You Buy with Oura Ring 4 Sizing Kit - Size 12 - Black.
  • URA 4 Oura Ring 4 Gifting & Sizing Kit for Oura Ring 4. Sold separately: SKU 6600289.
  • Oura’s Most Accurate Health Data Yet on the Oura Ring 4 video 0 minutes 49 seconds
  • Enhance Your Oura Ring 4 Experience with the Oura Membership video 0 minutes 55 seconds
  • How to Get Sized for the Oura Ring 4 video 0 minutes 59 seconds
  • Unboxing the Oura Ring 4 video 0 minutes 46 seconds
  • Inside the Insights with Oura's Jason Russell video 2 minutes 46 seconds
  • Expert Review by Will Armijo for Oura Ring 4 video 1 minutes 08 seconds
  • Oura App Update video 0 minutes 46 seconds
  • Oura Ring 4 - Product Overview video 0 minutes 39 seconds
  • Oura Ring 4 Black - 360 View video 0 minutes 06 seconds

Oura - Ring 4 - Smart Ring - Size Before You Buy with OR4 Sizing Kit - Size 12 - Black - (2024)

Model:
JZ90-54144-12
SKU:
6595480
Highly rated by customers for:
$349.00

Customer reviews

Rating 4.6 out of 5 stars with 3850 reviews

Rating Filter

Rating by feature

  • Battery Life

    Rating 4.7 out of 5 stars

  • Durability

    Rating 4.6 out of 5 stars

  • Comfort

    Rating 4.7 out of 5 stars

Pros mentioned filter

Cons mentioned filter

There aren't enough negative mentions yet.
93%would recommend to a friend

Customers are saying

Customers admire the Ring 4 for its detailed sleep tracking, overall performance, comfortable design, and great battery life. Many users find the data accuracy to be better than other wearables. However, some customers have reported issues with the size, scratch resistance, and connectivity.

This summary was generated by AI based on customer reviews.

The vast majority of our reviews come from verified purchases. Reviews from customers may include My Best Buy members, employees, and Tech Insider Network members (as tagged). Select reviewers may receive discounted products, promotional considerations or entries into drawings for honest, helpful reviews.
Page 113 Showing 2,241-2,260 of 3,850 reviews

  • Track my sleep

    |
    |
    Posted . Owned for 1 month when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    It’s helped me track my sleep. Understand when I haven’t slept enough and when I have slept enough!

    This review is from Oura - Ring 4 - Smart Ring - Size Before You Buy with OR4 Sizing Kit - Size 11 - Black - (2024)

    I would recommend this to a friend

  • Ring Oura 4

    |
    |
    Posted . Owned for 6 months when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    We locked this ring, very good investment. I bought one for my mother in law.

    This review is from Oura - Ring 4 - Smart Ring - Size Before You Buy with OR4 Sizing Kit - Size 8 - Silver - (2024)

    I would recommend this to a friend
  • Pros mentioned:
    Battery life

    Oura Ring 4

    |
    |
    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    This rings tracks so much and more. Battery life is good for a 4-5 days. Don’t want it to get below 20% or it will damage battery.

    This review is from Oura - Ring 4 - Smart Ring - Size Before You Buy with OR4 Sizing Kit - Size 11 - Silver - (2024)

    I would recommend this to a friend
  • Pros mentioned:
    Comfort

    You need this

    |
    |
    Posted . Owned for 1 month when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    I really enjoy having my Apple Watch but this is so much more comfortable to sleep with. The data you get is truly amazing

    This review is from Oura - Ring 4 - Smart Ring - Size Before You Buy with OR4 Sizing Kit - Size 11 - Black - (2024)

    I would recommend this to a friend
  • Pros mentioned:
    Overall performance

    Love it!!!!

    |
    |
    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    My ring arrived very fast! It shipped the day after I ordered it and is perfect! The app works great I love my oura ring. Works perfectly hand in hand with my Apple Watch to track all of my activity

    This review is from Oura - Ring 4 - Smart Ring - Size Before You Buy with OR4 Sizing Kit - Size 10 - Silver - (2024)

    I would recommend this to a friend

  • Love my oura

    |
    |
    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Love it! Tracks your sleep, your cycle, heart health and so much more. I wear it always except when I shower but you can shower with it on.

    This review is from Oura - Ring 4 - Smart Ring - Size Before You Buy with OR4 Sizing Kit - Size 9 - Gold - (2024)

    I would recommend this to a friend

  • Oura ring 4

    |
    |
    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Love love love it!!! Easy to use. Very comfortable don’t even notice it’s on. Love seeing my results

    This review is from Oura - Ring 4 - Smart Ring - Size Before You Buy with OR4 Sizing Kit - Size 8 - Silver - (2024)

    I would recommend this to a friend

  • Oura ring

    |
    |
    Posted . Owned for 3 months when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    ABSOLUTELY LOVE I use my ring daily and it helps manage my activity, rest days, stress and cycles!

    This review is from Oura - Ring 4 - Smart Ring - Size Before You Buy with OR4 Sizing Kit - Size 9 - Silver - (2024)

    I would recommend this to a friend

  • Excellent!

    |
    |
    Posted . Owned for 2 weeks when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Amazing, totally love it and would recommend it to anyone looking to improve their health.

    This review is from Oura - Ring 4 - Smart Ring - Size Before You Buy with OR4 Sizing Kit - Size 10 - Silver - (2024)

    I would recommend this to a friend
  • Pros mentioned:
    Overall performance

    Best ring

    |
    |
    Posted . Owned for 3 weeks when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    I really enjoy my ring. It has been really helpful and nice to be able to track my health & it also looks really nice on and looks good with everything

    This review is from Oura - Ring 4 - Smart Ring - Size Before You Buy with OR4 Sizing Kit - Size 8 - Gold - (2024)

    I would recommend this to a friend

  • Awesome Product / Tech

    |
    |
    Posted . Owned for 1 month when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Love it! It has helped me monitor sleep and stress impactors. I am already able to make adjustments to improve my lifestyle.

    This review is from Oura - Ring 4 - Smart Ring - Size Before You Buy with OR4 Sizing Kit - Size 9 - Rose Gold - (2024)

    I would recommend this to a friend

  • Oura Ring

    |
    |
    Posted . Owned for 3 weeks when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Love my Oura Ring, it’s very accurate with my sleep schedule. I highly recommend

    This review is from Oura - Ring 4 - Smart Ring - Size Before You Buy with OR4 Sizing Kit - Size 8 - Rose Gold - (2024)

    I would recommend this to a friend

  • Insightful

    |
    |
    Posted . Owned for 3 months when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    I am a teacher and I love my ours ring. The only qualm I have is that I wish it had a better tracking function.

    This review is from Oura - Ring 4 - Smart Ring - Size Before You Buy with OR4 Sizing Kit - Size 9 - Stealth - (2024)

    I would recommend this to a friend
  • Pros mentioned:
    Overall performance

    RamonM

    |
    |
    Posted . Owned for 2 weeks when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    so far it is a good item, I will not more time to make a better reply

    This review is from Oura - Ring 4 - Smart Ring - Size Before You Buy with OR4 Sizing Kit - Size 9 - Black - (2024)

    I would recommend this to a friend

  • recommended

    |
    |
    Posted . Owned for 2 weeks when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    excellent product. Offers great insight into overall health.

    This review is from Oura - Ring 4 - Smart Ring - Size Before You Buy with OR4 Sizing Kit - Size 8 - Silver - (2024)

    I would recommend this to a friend

  • Love it!

    |
    |
    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    I absolutely love this ring. I’ve learned so much about my sleep habits and focus as well as my stress levels. I’m so glad I purchased this ring!

    This review is from Oura - Ring 4 - Smart Ring - Size Before You Buy with OR4 Sizing Kit - Size 8 - Silver - (2024)

    I would recommend this to a friend

  • Mr. Kenneth Ductor

    |
    |
    Posted . Owned for 1 month when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    The Oura Ring is the most informative single piece of personal Medical Electronic Gear I have found. It provides a clear view of your physical status at any given period during your day. Nothing else comes close!

    This review is from Oura - Ring 4 - Smart Ring - Size Before You Buy with OR4 Sizing Kit - Size 13 - Stealth - (2024)

    I would recommend this to a friend

  • Amazing

    |
    |
    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    I truly love this item and purchasing it was easy!

    This review is from Oura - Ring 4 - Smart Ring - Size Before You Buy with OR4 Sizing Kit - Size 11 - Silver - (2024)

    I would recommend this to a friend

  • I love it and the batery is great

    |
    |
    Posted . Owned for 11 months when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    This is being helping me to track my sleep and daily activity

    This review is from Oura - Ring 4 - Smart Ring - Size Before You Buy with OR4 Sizing Kit - Size 8 - Rose Gold - (2024)

    I would recommend this to a friend

  • Excellent

    |
    |
    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Amazing! Love the ring! I bought this one for my hubby so we can share in our ‘circle’ to feed our competitive side! I love all the data it provides to help me be aware of my health and create better and more healthy habits.

    This review is from Oura - Ring 4 - Smart Ring - Size Before You Buy with OR4 Sizing Kit - Size 14 - Black - (2024)

    I would recommend this to a friend
Page 113, Showing 2,241-2,260 of 3,850 reviews
Sign in or Create Account

Get the latest deals and more.

Best Buy appLearn more
Share on YouTubeShare on InstagramShare on TikTokShare on FacebookShare on PinterestShare on X
Best Buy Canada
AccessibilityTerms & ConditionsPrivacyInterest-Based AdsState Privacy RightsHealth Data PrivacyDo Not Sell/Share My Personal InformationLimit Use of My Sensitive Personal InformationTargeted Advertising Opt OutCA Supply Chain Transparency Act
In-store pricing may vary. Prices and offers are subject to change. © 2026 Best Buy. All rights reserved. BEST BUY, the BEST BUY logo, the tag design, and MY BEST BUY are trademarks of Best Buy and its affiliated companies.