Oura
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Oura Ring 4, Black, Size 5, Smart Wearable, Sleep, Fitness & Heart Rate Tracker, 8-Day Battery (Size Before You Buy)
Oura Ring 4, Black, Size 5, Smart Wearable, Sleep, Fitness & Heart Rate Tracker, 8-Day Battery (Size Before You Buy)
Oura Ring 4, Black, Size 5, Smart Wearable, Sleep, Fitness & Heart Rate Tracker, 8-Day Battery (Size Before You Buy)
Oura Ring 4, Black, Size 5, Smart Wearable, Sleep, Fitness & Heart Rate Tracker, 8-Day Battery (Size Before You Buy)
Oura Ring 4, Black, Size 5, Smart Wearable, Sleep, Fitness & Heart Rate Tracker, 8-Day Battery (Size Before You Buy)
Oura Ring 4, Black, Size 5, Smart Wearable, Sleep, Fitness & Heart Rate Tracker, 8-Day Battery (Size Before You Buy)
Oura Ring 4, Black, Size 5, Smart Wearable, Sleep, Fitness & Heart Rate Tracker, 8-Day Battery (Size Before You Buy)
Oura Ring 4, Black, Size 5, Smart Wearable, Sleep, Fitness & Heart Rate Tracker, 8-Day Battery (Size Before You Buy)
Oura Ring 4, Black, Size 5, Smart Wearable, Sleep, Fitness & Heart Rate Tracker, 8-Day Battery (Size Before You Buy)
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Oura Ring 4, Black, Size 5, Smart Wearable, Sleep, Fitness & Heart Rate Tracker, 8-Day Battery (Size Before You Buy)
Oura Ring 4, Black, Size 5, Smart Wearable, Sleep, Fitness & Heart Rate Tracker, 8-Day Battery (Size Before You Buy)
Oura Ring 4, Black, Size 5, Smart Wearable, Sleep, Fitness & Heart Rate Tracker, 8-Day Battery (Size Before You Buy)
Oura Ring 4, Black, Size 5, Smart Wearable, Sleep, Fitness & Heart Rate Tracker, 8-Day Battery (Size Before You Buy)
Oura Ring 4, Black, Size 5, Smart Wearable, Sleep, Fitness & Heart Rate Tracker, 8-Day Battery (Size Before You Buy)
Oura Ring 4, Black, Size 5, Smart Wearable, Sleep, Fitness & Heart Rate Tracker, 8-Day Battery (Size Before You Buy)
Oura Ring 4, Black, Size 5, Smart Wearable, Sleep, Fitness & Heart Rate Tracker, 8-Day Battery (Size Before You Buy)
Oura Ring 4, Black, Size 5, Smart Wearable, Sleep, Fitness & Heart Rate Tracker, 8-Day Battery (Size Before You Buy)
Oura Ring 4, Black, Size 5, Smart Wearable, Sleep, Fitness & Heart Rate Tracker, 8-Day Battery (Size Before You Buy)
Oura Ring 4, Black, Size 5, Smart Wearable, Sleep, Fitness & Heart Rate Tracker, 8-Day Battery (Size Before You Buy)
Oura Ring 4 quietly and comfortably monitors your health with 5 to 8 days of battery life — you can forget it’s even on.
Oura Ring 4, Black, Size 5, Smart Wearable, Sleep, Fitness & Heart Rate Tracker, 8-Day Battery (Size Before You Buy)
Item #: 230530899

Oura Ring 4, Black, Size 5, Smart Wearable, Sleep, Fitness & Heart Rate Tracker, 8-Day Battery (Size Before You Buy)

90% of respondents would recommend this to a friend

Item #: 230530899

AUD 713

Price Details

Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )

*All items will import from US

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In stock
us Imported from USA store

QTY:

Only 9 items left in stock.
Order now and get it around Saturday, September 12
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Oura Ring 4 quietly and comfortably monitors your health with 5 to 8 days of battery life — you can forget it’s even on.
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What Stands Out

Comprehensive Tracking
Oura Ring 4 monitors sleep, fitness, and heart rate, providing real-time insights into your health, enabling better lifestyle choices and enhanced performance.
Extended Battery Life
With an impressive 8-day battery life, Oura Ring 4 ensures you stay connected without frequent recharging, perfect for active individuals and those focused on consistent health monitoring.
Sleek Design
The Oura Ring 4 combines advanced technology with a stylish, lightweight design, making it a fashionable accessory while seamlessly tracking your health metrics day and night.

Product Details

Shop Oura Ring 4, Black, Size 5, Smart Wearable, Sleep, Fitness & Heart Rate Tracker, 8-Day Battery (Size Before You Buy) online at a best price in Kiribati. 17962002078
  • Introducing Oura Ring 4: the latest evolution of the revolutionary smart ring. Oura Ring 4 brings you closer to what matters most — your health. The updated all-titanium design is powered by Smart Sensing, a new sensing platform that doesn’t just measure your biometrics, it adapts to you, providing insights into over 50 health metrics, including sleep, readiness, activity, heart health, stress, metabolic health, and women’s health. Oura Ring quietly and comfortably monitors your health and with 5 to 8 days of battery life — you can forget it’s even on. Sleeker, smarter and more accurate than ever, Oura Ring 4 is made for you. Oura Ring is FSA/HSA Eligible — we can accept FSA or HSA funds for the following: Oura Ring, additional chargers, and shipping. IMPORTANT: Size yourself with the Oura Ring Sizing Kit before you buy — Oura Rings are not US standard sizing, and finding the right size will result in the best experience possible. With a sizing kit purchase, you receive $10 Walmart Cash towards the future purchase of an Oura Ring 4.
Ring size5
Ring styleBand
Metal typeTitanium
BrandOura
ColorBlack
Is resizableN
MaterialTitanium
ShapeRound
PatternSolid Print
Age groupAdult
GenderUnisex
Fine or fashionFashion
ThemeSmart Ring
DesignerOura
ModelJZ90-54144-05
Has written warrantyNo
Jewelry occasionEveryday
Items includedRing
Piece count1
Assembled product weight0.44 lb (200 grams)

Dangerous Goods

To avoid the delay in customs clearance process for Dangerous Goods, the shipment shall be opened at our warehouse facility to check the severity of hazardous components. Please see the list of Dangerous goods here.

Who Should Buy?

Suitable For
  • Health Enthusiasts

    Ideal for those who prioritize health tracking and want detailed insights into sleep and fitness metrics.

  • Sleep Monitors

    Beneficial for individuals looking to improve their sleep quality through detailed sleep stage tracking capabilities.

  • Tech Savvy Users

    Perfect fit for users comfortable with technology, seeking advanced features in personal health and fitness tracking.

Not Suitable For
  • Budget-Conscious Buyers

    May not be suitable for those seeking affordable health tracking devices, given its premium pricing.

Product Description

Have any Query? Chat with us

Customer Questions & Answers

  • Question: How do I find the right size for Oura Ring 4?

    Answer: Order the Oura sizing kit to determine your perfect fit.
  • Question: What health metrics does Oura Ring 4 track?

    Answer: It tracks over 50 metrics including sleep, activity, heart health, and stress.
  • Question: Is the Oura Ring 4 eligible for FSA or HSA?

    Answer: Yes, you can use HSA or FSA funds for the Oura Ring and additional chargers.

Oura Fashion Rings Editorial Review

Oura Ring 4, Black, Size 5, Smart Wearable, Sleep, Fitness & Heart Rate Tracker, 8-Day Battery (Size Before You Buy) is designed to enhance your lifestyle with features that track sleep patterns and fitness metrics effectively. Users have noted its impressive functionality in monitoring health, helping them make informed decisions to improve their quality of life. Made of sturdy titanium, the ring features a solid print and fits comfortably on the unisex hand. However, potential buyers should be mindful of sizing, as it is non-resizable, which has caused some inconvenience for customers. Overall, many reviews highlight the life-changing potential of the Oura Ring 4 in managing personal health and wellness.

Customer Reviews & Ratings

606 customers ratings
  • 5 Star
    69%
  • 4 Star
    9%
  • 3 Star
    5%
  • 2 Star
    4%
  • 1 Star
    11%

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Pros

  • Tracks sleep patterns effectively
  • Sturdy titanium construction
  • Long 8-day battery life
  • User-friendly health monitoring features
  • Great fit for various users

Cons

  • Sizing can be tricky since it's non-resizable

Platform Trust & Buyer Confidence

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4.2/5 9300 + reviews
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“Easy to use and always helpful and sorts any issues I've had past and present”

1 September 2026 · via Trustpilot
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“The delivery was fast and the product came undamaged and authentic.”

29 August 2026 · via Trustpilot
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Verified buyer

“Fast, convenient and cheap. Great store!”

27 August 2026 · via Trustpilot
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Important information

  • Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
  • Not all the products listed on Ubuy are for sale, as Ubuy is a global search engine. Products are subject to export/trade regulations.

AUD 713

Order now and get it around Saturday, September 12

QTY:

Only 9 items left in stock.
Secured transactionsecured transaction

PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.

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Fastest cross-border delivery

Features & Benefits

  • Oura Ring 4 tracks over 50 health metrics including sleep, activity, and stress.
  • First month of Oura membership is free, then just $5.99/month or $69.99/year.
  • Durable all-titanium design that's comfortable and water-resistant.
  • Smart Sensing technology provides continuous, accurate health data.
  • Syncs seamlessly with over 40 apps like Apple Health and Google Health.
  • FSA or HSA eligible for purchase, enhancing affordability.

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