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 9 - Silver.
  • Alt View 11. Oura - Oura Ring 4 - Smart Ring - Size Before You Buy with Oura Ring 4 Sizing Kit - Size 9 - Silver.
  • 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 Comfortable for 24/7 wear Recessed sensors you can barely feel Fully Titanium Up to 8 day battery life Water resistant up to 100m Rising heart health, with a dip in stress management
  • Alt View 15. Oura - Oura Ring 4 - Smart Ring - Size Before You Buy with Oura Ring 4 Sizing Kit - Size 9 - Silver.
  • Alt View 16. Oura - Oura Ring 4 - Smart Ring - Size Before You Buy with Oura Ring 4 Sizing Kit - Size 9 - Silver.
  • Alt View 17. Oura - Oura Ring 4 - Smart Ring - Size Before You Buy with Oura Ring 4 Sizing Kit - Size 9 - Silver.
  • Alt View 18. Oura - Oura Ring 4 - Smart Ring - Size Before You Buy with Oura Ring 4 Sizing Kit - Size 9 - Silver.
  • 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
  • New App Features for Oura Ring Users video 0 minutes 59 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 Ring 4 - Product Overview video 0 minutes 39 seconds
  • Oura Ring 4 Silver - 360 View video 0 minutes 06 seconds

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

Model:
JZ90-54217-09
SKU:
10518032
Highly rated by customers for:
$344.99
Save $4.01
The comparable value is $349.00

Customer reviews

Rating 4.7 out of 5 stars with 3614 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

93%would recommend to a friend
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 81 Showing 1,601-1,620 of 3,614 reviews
  • Pros mentioned:
    Sleep tracking

    Insightful

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

    Great of you’re into info and health. Not so much for workouts and steps

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

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

    Oura Ring 4

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

    Wonderful, the best, absolutely the best!!! Thank you so much on my behalf!!!!

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

    I would recommend this to a friend
  • Pros mentioned:
    Sleep tracking

    Awesome Ring

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

    Great health tracking device- much better than my apple watch. It is also quite stylish.

    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

  • Oura ring

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

    love it so much -- sleep, stress, and cycle tracking are essential and its been helpful to be in tune with my body.

    This review is from Oura - Ring 4 - Smart Ring - Size Before You Buy with OR4 Sizing Kit - Size 7 - Silver - (2024)

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

    High quality

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

    Excelente product.its being used as a wedding ring also. :)

    This review is from Oura - Ring 4 - Smart Ring - Size Before You Buy with OR4 Sizing Kit - Size 6 - Rose Gold - (2024)

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

    Oura Ring

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

    I loved my Oura ring. I have a hard time sleeping and knowing I got X amount of hours, specifically under 7, it forces me to try and sleep more when my score is low. It helped me prioritize that and definitely just overall rest when it detected stress on my body. Very insightful.

    This review is from Oura - Ring 4 - Smart Ring - Size Before You Buy with OR4 Sizing Kit - Size 7 - Silver - (2024)

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

    Best purchase

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

    I absolutely love this ring. I would recommend it to everyone!

    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
  • Pros mentioned:
    Sleep tracking
    Best Buy Employee

    Great

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

    Love it - does a great job measuring my metrics and has warned me several times of a cold that I was able to nip before it happened!

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

    I would recommend this to a friend

  • Must buy

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

    Really enjoy all the options on this ring. Has helped tremendously with watching my sleep, Heart rate, resting heart rate and stress levels

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

    I would recommend this to a friend
  • Pros mentioned:
    Sleep tracking

    hands down the best purchase

    |
    |
    Posted . Owned for 9 months when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    i love my oura ring. i use it every single day and love that i can open my app anytime to look at my data at anytime during the day.

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

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

    Really good one

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

    Awesome one good product to buy .. I encourage everyone to take this.

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

    I would recommend this to a friend
  • Pros mentioned:
    Sleep tracking

    My Oura ring

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

    Love my our ring.keeps up with my activities and sleep

    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:
    Overall performance

    Great for the gadget lover!

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

    Great product! Can’t believe all the info it provides.

    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

  • Best monitoring product

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

    This is a great product that helps me monitor my health, sleep, and much more. The best part is that Best Buy had the right size available in the color I wanted.

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

    I would recommend this to a friend
  • Pros mentioned:
    Sleep tracking

    Oura rings

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

    I got this for my boyfriend as a graduation and he loved this it helps track sleep and his calories and workout !

    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
  • Cons mentioned:
    Size

    Love it

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

    I really like everything that it tracks. The only thing I don’t like is how bulky it is but other than that, I love it.

    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:
    Sleep tracking

    She likes it

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

    The Oura Ring is an excellent health tracker. It’s sleek, comfortable, and offers accurate insights into sleep, activity, and recovery. The app provides personalized recommendations, making it easy to optimize health routines. With impressive battery life and a user-friendly interface, it has been a game-changer for monitoring wellness. If you’re looking for a stylish and effective health tracker, the Oura Ring is definitely worth it!

    This review is from Oura - Ring 4 - Smart Ring - Size Before You Buy with OR4 Sizing Kit - Size 6 - Silver - (2024)

    I would recommend this to a friend

  • Very happy!

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

    I really like the freedom that the ring gives me when I didn't want to wear a smart watch. The insights I gain from it are awesome!

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

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

    Great ring

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

    The rose gold appearance was much nicer than the gold.

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

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

    Best purchase I’ve made in 2025!

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

    Stylish, comfortable, and packed with useful insights!

    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
Page 81, Showing 1,601-1,620 of 3,614 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.