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Oura Ring 4 vs Oura Ring 5 Smart Ring

Buy the Oura Ring 4 if you want the proven tracker at the lower price. It is $188.97 at eBay as of November 5, 2026, against $343.98 at eBay for the Ring 5. The Ring 5 is the newer model, but the $155 gap buys little you can confirm from the listings. Choose the Ring 5 only if you specifically want the latest generation and the price difference does not matter to you.

Today the Oura Ring 4 costs $155.01 less at its best price.

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Oura
Oura Ring 4

Oura Ring 4

4.5· 5,000 ratings
$188.97at eBayObserved at 10:07 AM
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Choose the Oura Ring 4 if you want Oura's established sleep and recovery tracking at roughly half the price of the newer ring.

Pros
  • About $155 cheaper than the Ring 5 at the best new price.
  • Reviewers praise long battery life and the depth of health data.
  • Well documented: sleep tracking, Wellness Balance, Apple Health sharing.
  • Titanium build, water resistant, light at 3.3 to 5.2 g.
  • 4.5 out of 5 from 5,000 ratings.
Cons
  • Reviewers note no readiness score.
  • No sharing with third-party apps besides Apple Health.
  • Prior generation, so it will age out of updates sooner.
  • Scratches from regular wear are normal.
Oura
Oura Ring 5 Smart Ring

Oura Ring 5 Smart Ring

$343.98at eBayObserved at 10:33 AM
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Choose the Oura Ring 5 if you want the newest Oura generation and are willing to pay about $155 more for it.

Pros
  • Newest Oura generation.
  • Available new from 8 stores, more than the Ring 4.
  • Titanium build with an all-titanium theme.
  • Buyers report sealed, authentic units arriving as described.
Cons
  • $343.98 at eBay as of November 5, 2026, about $155 more than the Ring 4.
  • Few confirmed feature details beyond activity tracking.
  • Not resizable, so sizing must be right first time.
  • No rating or review count given for this model.

What separates them

Oura Ring 4Oura Ring 5 Smart Ring
GenerationRing 4, the prior generationRing 5, the newest generation
Best new price$188.97 at eBay as of November 5, 2026$343.98 at eBay as of November 5, 2026
Stores stocking it new5 stores8 stores
Documented featuresLong battery life, extensive health data, Wellness Balance, Apple Health sharingLittle confirmed beyond activity tracking and titanium build
MaterialTitaniumTitanium
Colors listedRose Gold, SilverGray, Black
SizingSize 9 listed, about 59.6 mm circumferenceSize 9 listed, not resizable
Water resistanceWater resistantNot stated in the listing

Price history

$343.98$168.99
Nov 4Nov 5
  • Oura Ring 4: lowest $168.99 on Nov 4 at eBay; $188.97 on Nov 5.
  • Oura Ring 5 Smart Ring: lowest $343.98 on Nov 5 at eBay.

Prices at every store

Oura Ring 4

  • eBayNew

    In stock

    $188.97Free shippingObserved at 10:07 AM
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  • Best BuyNew

    In stock

    $249.00Free shippingObserved at 10:07 AM
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  • TargetNew

    In stock

    $249.00Free shippingObserved at 10:07 AM
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  • AmazonNew

    Availability unknown

    As an Amazon Associate, Deal.ai earns from qualifying purchases.

    $279.00Free shippingObserved at 10:07 AM
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Also available at

  • eBayCheck price at eBay
  • WalmartCheck price at Walmart
  • Newegg.comCheck price at Newegg.com
All 4 stores and price history →

Oura Ring 5 Smart Ring

  • eBayNew

    In stock

    $343.98Free shippingObserved at 10:33 AM
    Visit store
  • PayMore Overland ParkNew

    In stock

    $359.99Free shippingObserved at 10:07 AM
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  • TargetNew

    In stock

    $399.00Free shippingObserved at 10:07 AM
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  • ŌURANew

    In stock

    $399.00Free shippingObserved at 10:07 AM
    Visit store

Also available at

  • WalmartCheck price at Walmart
All 8 stores and price history →

Specs compared

SpecOura Ring 4Oura Ring 5 Smart Ring
MaterialTitaniumTitanium
Metal TypeTitaniumTitanium
ThemeHealthall-titanium, health tracker
ShapeRingSize 9
Metal ColorRose Gold, Silver—
Jewelry TypeRing—
StyleModern—
CertificationFCC-certified—
OccasionEveryday wear, Night out, Workout—
EmbellishmentDiscreet sensors on the interior—
Country Of OriginFinland—
Target AudienceUnisex Adults—
Show all 31 specsShow fewer specs
SpecOura Ring 4Oura Ring 5 Smart Ring
Circumference~59.6 mm (Size 9)—
Diameter18.71 mm (Inner Ring)—
Length2.88 inches—
Width7.90 mm—
Height0.8 inches—
Weight3.3 to 5.2 g—
Durability ResistanceWater resistant—
Durability StrengthDurable—
Care InstructionsMinor scratches from regular wear are normal—
Collection Name

What reviewers say

Oura Ring 4

Owners rate the Ring 4 around 4.5 out of 5 across about 5,000 ratings. Most praise the comfort, sleep insights and improved fit over earlier models. Complaints center on the subscription and the need to get sizing right.

Pros
  • Comfortable enough to sleep in
  • Useful sleep and readiness scores
  • Better fit and sensor accuracy than the Ring 3
  • Low-profile design
Cons
  • Membership fee on top of the ring price
  • Sizing mistakes are costly
  • Finish shows scratches
  • App data can feel overwhelming

Oura Ring 5 Smart Ring

Owners of the Oura line consistently praise sleep tracking, comfort and battery life, and reviewers treat the ring as one of the most accurate consumer sleep trackers. Complaints center on the subscription and on sizing, since a ring that fits in winter can feel tight in summer.

Pros
  • Sleep and readiness data feel accurate
  • Comfortable to wear 24/7
  • Battery lasts several days
  • Discreet design
Cons
  • Subscription required for most insights
  • Sizing is permanent and unforgiving
  • Workout tracking lags behind watches
Reviews
  • The best smart rings of 2026: Expert tested - ZDNET - Skip to content
  • The best fitness rings of 2026: Expert tested and reviewed - ZDNET
  • The best smart rings of 2026: Expert tested - ZDNET
  • PCMag’s First-Ever Gift of the Year Awards: Our Experts Select the Best Tech for Everyone on Your List
  • These tech gifts topped our experts’ 2026 holiday wish lists - ZDNET - Skip to content
  • ZDNET Gift of the Year: Our editors' top picks - ZDNET - Skip to content

Questions and answers

Which is better for sleep tracking?
The Ring 4 is the safer pick. Its sleep and recovery data is well documented and reviewers praise it. The Ring 5 is newer, but its sleep features are not confirmed in what we have.
Is the Ring 5 worth the extra $155?
Only if you want the newest generation. The Ring 4 already covers sleep, activity and recovery at $188.97 at eBay as of November 5, 2026, against $343.98 for the Ring 5.
Which lasts longer?
The Ring 4 has documented long battery life praised by reviewers. The Ring 5's battery life is not stated, so the Ring 4 is the safer bet on that point.
Do both come in size 9?
Yes. Both listings are size 9. Neither is resizable, so confirm your size before ordering, especially on the Ring 5.
Can I wear either in water?
The Ring 4 is listed as water resistant. Water resistance is not stated for the Ring 5, so check before swimming or showering with it.
Which has more buying options?
The Ring 5, with 8 stores pricing it new against 5 for the Ring 4. The Ring 4 is still the cheaper of the two at the best new price.

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  • Oura Ring 5 Smart Ring vs RingConn Gen 2
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  • Oura Ring 5 Smart Ring vs Amazfit Helio Ring

Buying guides that pick them

  • Best smart rings for fitness and sleep tracking
  • Best affordable smart rings
Ceramic Collection
—
Material SourceUnited States—
Ring size—9
Ring style—Band
Brand—Oura
Is resizable—N
Color category—Gray
Product line—Oura Ring
Model—Oura Ring 5
Items included—Oura Ring