Best Buy Tech Fest SaleEnds Sunday. Limited quantities. No rainchecks.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 5 - Black.
  • Alt View 11. Oura - Oura Ring 4 - Smart Ring - Size Before You Buy with Oura Ring 4 Sizing Kit - Size 5 - 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 5 - Black.
  • Alt View 16. Oura - Oura Ring 4 - Smart Ring - Size Before You Buy with Oura Ring 4 Sizing Kit - Size 5 - Black.
  • Alt View 17. Oura - Oura Ring 4 - Smart Ring - Size Before You Buy with Oura Ring 4 Sizing Kit - Size 5 - Black.
  • Alt View 18. Oura - Oura Ring 4 - Smart Ring - Size Before You Buy with Oura Ring 4 Sizing Kit - Size 5 - 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 Ring 4 Black - 360 View video 0 minutes 06 seconds

Oura - Ring 4 - Smart Ring - Size Before You Buy with OR4 Sizing Kit - Size 5 - Black - (2024)

Model:
JZ90-54144-05
SKU:
6595487
Highly rated by customers for:
$244.00
Save $105
The comparable value is $349.00

Customer reviews

Rating 4.7 out of 5 stars with 4026 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

Customers are saying

Customers regard the product highly for its excellent sleep tracking capabilities, overall performance as a self-care smart device, and comfortable, lightweight design. Its great initial battery life and data accuracy are also frequently praised. However, some customers have noted concerns regarding the device's size and its scratch resistance. There are also occasional reports of connectivity issues and a decline in battery life after about a year of use.

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 99 Showing 1,961-1,980 of 4,024 reviews
  • Pros mentioned:
    Sleep tracking

    Oura ring

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

    In love with this ring. Tracks practically everything!

    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
  • Pros mentioned:
    Overall performance

    Aura Ring

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

    Made a great gift. Works as good or better than hoped

    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

  • So Far So Good

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

    Just over a month and the Oura Ring has been worth the investment. A little off with tracking activities but not a big deal.

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

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

    Oura Ring Silver

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

    Love it! The battery life is awesome and the app works great too! So helpful with helping me understand my body and give me goals that are reachable depending on how rested I am!

    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:
    Sleep tracking

    Great!!

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

    Love it! Helps me stay on top of my sleep and heart healt.

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

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

    The best ring

    |
    |
    Posted . Owned for 5 months when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Excelente inversion, me ayudó a controlar mi sueño y conocer mejor mi ritmo circadiano

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

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

    Replaced my watch and long battery life

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

    Ring is really wonderful for the weight, function and looks

    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:
    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:
    Overall performance

    Ring Ring Ring

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

    What a great device! It gives me more insights than I expected. I like that it tells me that I need to relax, or that I am "coming down with something" before I even feel any symptoms.

    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

    Good product

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

    I like it because it has many features that help me improve my quality of life

    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:
    Design

    Oura ring

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

    Absolutely love my ring... hoping to get the ceramic model next.

    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

  • Great ring with lots of info

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

    I love how much info I get from just wearing my ring.

    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

    Great product!

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

    Why didn't we get this sooner? Amazing product and provides great insights!

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

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

    Unknown

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

    Its great and comfortable to wear. I wear it everyday

    This review is from Oura - Ring 4 - Smart Ring - Size Before You Buy with OR4 Sizing Kit - Size 12 - Silver - (2024)

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

    wife loves it!

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

    fantastic product. just as advertised. wife loves it!

    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
  • Pros mentioned:
    Overall performance

    Worth the money

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

    Works great, love it would recommend to others to buy

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

    I would recommend this to a friend

  • If you are thinking about it go ahead and get it

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

    My husband loves his absolutely worth it! It keeps up with everything and after a little bit you get so use to wearing it you don’t even notice you have it on most the time.

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

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

    LIKEIT!

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

    Perfect! The battery is very efficient — I use it all day and it’s really helping me.

    This review is from Oura - Ring 4 - Smart Ring - Size Before You Buy with OR4 Sizing Kit - Size 7 - Rose Gold - (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.

    An amazing product to use day to day basis , specially for work and if you work out at the gym. Highly recommend for anyone who needs it , it monitors numerous things. I would 100% buy it again if I could.

    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

  • Good product

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

    Great for sleep tracking and calories loss. Would definitely recommend.

    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
Page 99, Showing 1,961-1,980 of 4,024 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.