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Item #:
210889228
Oura Ring 4 - Ceramic Cloud - Size 7 - Sleep, Activity, Womens Health, AI Advisor, Up to 8 Days of Battery Life, Before You Buy, Android & iOS
87% of respondents would recommend this to a friend
Item #:
210889228
NZD 765
Price Details
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*All items will import from US
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Imported from USA store
QTY:
Order now and get it around Tuesday, August 25
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Oura Ring 4 is the latest evolution of the revolutionary smart ring, designed to silently and comfortably monitor your health with up to 8 days of battery life.
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What Stands Out
Advanced Health Tracking
The Oura Ring 4 offers comprehensive health metrics, including heart rate variability and sleep quality, enabling users to optimize their wellness and lifestyle effectively.
Sleek Design
Stylish and discreet, the black Oura Ring complements any outfit, allowing wearers to monitor their health without compromising on aesthetics.
Long Battery Life
With up to seven days of battery life, the Oura Ring 4 ensures continuous health monitoring without frequent recharging, enhancing user convenience and reliability.
Product Details
| Operating System | Android, iOS |
| Additional Features | Activity Tracker, Cycle Tracking, Daily Workout Memory, Lightweight |
| GPS Geotagging Functionality | GPS Via Smartphone |
| Band Material Type | Ceramic |
| Water Resistance Level | Water Resistant |
| Human Interface Input | Buttons |
| Supported Application | Fitness Tracker, Sleep Monitor, Voice Control, Time Display, Messages, Social Media, Heart Rate Monitor, Pedometer, Reminders, Weather, Calendar, Music Player |
| Water Resistance Depth | 100 Meters |
| Supported Satellite Navigation System | GPS |
| Metrics Measured | Body Temperature, Heart Rate, Menstrual Cycle, Sleep Duration |
| Shape | Round |
| Style Name | Ceramic |
| Color | Cloud |
| Connectivity Technology | Bluetooth |
| Wireless Compability | Bluetooth |
| Wireless Provider | Unlocked |
| Cellular Technology | Not Supported |
| Communication Feature | Bluetooth, GPS |
| Item Weight | 0.19 Kilograms |
| Memory Storage Capacity | 16 MB |
| RAM Memory Installed | 16 MB |
| Brand | OURA |
| Target Audience | Unisex Adults |
| Age Range Description | Adult |
| Model Number | JZ90-57460-07 |
| Built-In Media | Charging Cable, Information Booklet, Oura Ring 4 Ceramic, Oura Ring 4 Charger, Quick Start Guide |
| Wearable Computer Type | Smart Ring |
| Manufacturer | Oura |
| Battery Capacity | 14.5 |
| Battery Cell Type | Lithium Polymer |
| Battery Average Life | 5 days |
| Battery Charge Time | 80 minutes |
| Display Type | No Display |
| Compatible Devices | Smartphone |
| Compatible Phone Models | Android Devices, iOS Devices |
| Special Feature | Activity Tracker, Cycle Tracking, Daily Workout Memory, Lightweight |
| Wireless Communication Standard | Bluetooth |
| Battery Cell Composition | Lithium Polymer |
| GPS | GPS Via Smartphone |
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?
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Health Enthusiasts
Those committed to tracking fitness and sleep patterns will benefit from the ring’s comprehensive health monitoring capabilities.
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Sleep Trackers
Individuals wanting to improve sleep quality will find the ring’s sleep insights and analytics especially useful.
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Tech Savvy Users
Tech enthusiasts will appreciate the advanced technology and data offered by the Oura Ring for personal health management.
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Budget-Conscious Shoppers
Those looking for affordable fitness trackers may find the Oura Ring too expensive for their needs.
Product Description
Oura Ring 4 - Ceramic Cloud - Size 7 - Sleep, Activity, Womens Health, AI Advisor, Up to 8 Days of Battery Life, Before You Buy, Android & iOS Compatible, Smart Ring, Oura App
Have any Query? Chat with us
Customer Questions & Answers
-
Question:
What features does the Oura Ring 4 offer for sleep tracking?
Answer: The Oura Ring 4 includes advanced sleep tracking features that monitor various sleep stages such as deep, REM, and light sleep. It utilizes sensors to analyze heart rate variability, body temperature, and movement, providing insights into your overall sleep quality. Understanding these metrics can help you make informed lifestyle changes to improve your rest. For instance, if you notice poor REM sleep, you might consider adjusting your bedtime routine or reducing screen time before bed. -
Question:
How does the Oura Ring 4 track heart rate?
Answer: The Oura Ring 4 employs photoplethysmography (PPG) technology to continuously monitor your heart rate throughout the day and night. This enables accurate tracking of resting heart rate and heart rate variability. Such information is essential for assessing your cardiovascular health and can help athletes optimize their training intensity. By regularly analyzing heart rate trends, users can tailor their fitness plans more effectively. -
Question:
Can the Oura Ring 4 be used during workouts?
Answer: Yes, the Oura Ring 4 is designed to be worn during various types of workouts. It is lightweight and water-resistant, allowing for use in the gym or while swimming. The ring tracks your workout intensity, calorie burn, and heart rate, giving you a comprehensive look at your fitness performance. This versatility makes it a great companion for fitness enthusiasts looking to monitor performance and recovery. -
Question:
How does the Oura Ring 4 help with fitness tracking?
Answer: The Oura Ring 4 continuously tracks your activity levels, measuring steps taken, active time, and calories burned. It offers personalized insights and daily readiness scores based on your overall activity, sleep quality, and recovery status. This feature empowers users to set achievable fitness goals, such as increasing step counts or improving sleep duration, to enhance overall health and wellness. -
Question:
What is the purpose of the Oura Ring 4 sizing kit?
Answer: The Oura Ring 4 sizing kit is designed to help you find the perfect fit before committing to a purchase. It includes several plastic sizing rings that mimic the actual ring sizes, allowing you to gauge which size will be most comfortable for long-term wear. A proper fit is crucial for accurate tracking of health metrics, as a loose ring may lead to inconsistent readings during monitoring activities. -
Question:
What benefits does the Oura Ring 4 provide for recovery?
Answer: The Oura Ring 4 offers comprehensive recovery insights by analyzing your sleep quality, heart rate variability, and overall activity levels. By understanding how these factors interplay, you can gauge how well your body is recovering from workouts or daily stressors. For example, if your readiness score is low, it might indicate a need for a lighter workout or more rest, thereby preventing burnout and improving overall performance. -
Question:
Is the Oura Ring 4 suitable for all skin types?
Answer: Yes, the Oura Ring 4 is made with high-quality materials that are generally hypoallergenic and safe for various skin types. However, if you have specific skin sensitivities or allergies, it's advisable to check the materials used. Wearing the ring should not cause skin irritation, and proper maintenance, such as cleaning the ring regularly, can help ensure comfort and longevity. -
Question:
What data does the Oura Ring 4 sync with mobile devices?
Answer: The Oura Ring 4 seamlessly syncs with mobile devices via Bluetooth, transferring data to the Oura app. Users can access comprehensive insights, trends, and personalized recommendations for sleep, activity, and recovery. This connectivity allows for better tracking and adjustments based on your lifestyle, empowering you to achieve your health goals more effectively. -
Question:
How long does the battery of the Oura Ring 4 last?
Answer: The Oura Ring 4 features a battery life that typically lasts around seven days on a single charge, depending on usage and features activated. This long-lasting battery means you can wear it continuously without frequent charging interruptions, maximizing the amount of health data collected over time. Regularly monitoring your metrics will facilitate ongoing adjustments to optimize your wellness journey. -
Question:
Where can I buy Oura Ring 4 - Silver - Size 9?
Answer: You can purchase the Oura Ring 4 - Silver - Size 9, along with its sizing kit, exclusively on Ubuy. Ubuy offers a reliable platform to acquire this smart ring that features sleep tracking, heart rate monitoring, and fitness tracking capabilities. Make sure to explore Ubuy for your ideal fit to enhance your wellness journey.
OURA Rings JZ90-57460-07 Editorial Review
The Oura Ring 4, specifically in its ceramic variant, has garnered overwhelmingly positive feedback from customers who appreciate its blend of style, comfort, and functionality. Users have expressed surprise at how quickly they became attached to the device, finding it both informative and unobtrusive in their daily lives. The ring is praised for its lightweight and elegant design, with many noting that they often forget they are wearing it, even during sleep. The ceramic finish is highlighted as both beautiful and durable, surpassing initial reservations about potential scratching issues. This design is accompanied by a user-friendly app that delivers health insights in a clear, actionable manner, making fitness tracking feel less like a chore and more like a personalized wellness journey. Customers have particularly found value in the sleep tracking feature, which offers detailed insights into sleep stages and overall restfulness, and this has motivated better sleep habits. The readiness and activity scores are also commended for helping users stay mindful of their physical well-being throughout their days. Overall, the Oura Ring 4 has proven to be a fantastic alternative to traditional wearables, especially for those seeking a stylish way to monitor their health without the bulk of a smartwatch. It’s a wearable that combines beauty with practicality, surprising many with its capabilities and the positive impact on health awareness. ###
Customer Reviews & Ratings
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Pros
- Stylish and elegant ceramic design
- Lightweight and comfortable for 24/7 wear
- Easy-to-use intuitive app with clear insights
- Excellent sleep tracking with detailed metrics
- Impressive battery life lasting several days
- Discreet and less intrusive than a smartwatch
- Great for improving health awareness ###
Cons
- Some initial uncertainty about the purchase value
Platform Trust & Buyer Confidence
RA
Ranee
Verified buyer
“Paint ordered from USA, u buy got the product to me in New Zealand in approx a week”
22 July 2026 · via Trustpilot
NC
NordVPN
Verified buyer
“very speedy delivery,tracking info was superb-best experikence ever!!!”
24 June 2026 · via Trustpilot
NH
Nicholas
Verified buyer
“Love what I received and ordered found that usa clothes are more better quality and look better than the same clothes in my country but are harder to find here recommend ubuy 100%”
22 June 2026 · via Trustpilot
D
Dneah
Verified buyer
“Product came earlier than expected (shipped from US to NZ), in about 3 weeks. No damages and product was exactly as advertised!”
15-Jul-26 · via Trustpilot
TS
Tania
Verified buyer
“Easy to order, easy to track and the product is great to use. Also, the person-to-person (not automated) phone call I got to confirm that I'd received the item was wonderful ??”
11-Jul-26 · via Trustpilot
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Top selling Oura Ring in New Zealand
Last Updated on August 16, 2026
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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.
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NZD 765
Order now and get it around Tuesday, August 25
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
QTY:
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PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.
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Features & Benefits
- Tracks over 30 biometrics including sleep, activity, and stress.
- Features a sleek, all-titanium design combining durability with comfort.
- Offers up to 8 days of battery life, ensuring constant monitoring.
- First month of Oura membership is free, with options for monthly or annual subscriptions.
- Syncs seamlessly with over 40 health apps for comprehensive tracking.
- HSA/FSA eligible for easy payment options.
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