How long should my ring work between charges?

Oura Ring 4 typically lasts 5-8 days on a full charge, depending on usage. Contact Oura Member Care if you have questions or concerns with battery life, and they will ensure your problem is resolved

How do I choose the right Oura Ring size?

Using the Oura Ring 4 Sizing Kit, choose a finger for your ring. We recommend the index, middle or ring finger. Wear the sizer ring for 24 hours to ensure the fit is secure and comfortable over the course of your day.

Oura Ring 4, Oura Ring 4 Charger, and USB-C Cable.

How do I see my Oura Ring metrics?

After activating your Oura Ring, you can choose a monthly or annual membership to unlock full access to Oura’s features, daily health and wellness metrics, and personalized guidance.

Can I use more than one ring?

Oura Members can now connect more than one Oura Ring 4 to their Oura App and quickly switch between them. Note, this feature only supports wearing and syncing data from one active Oura Ring at a time.

Oura Ring 4 Silver Size 9 Smart Ring Size First

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€ 600.11

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Sold byAmazon CroatiaDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

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Description

💍 Own your health, silently and stylishly.

UNPLUG GO - Up to 8 days of battery life means no daily charging—stay focused on life, not your device.
DATA DRIVEN WELLNESS - Track 30+ biometrics including heart rate, sleep, stress, and women’s health with Smart Sensing tech.
SEAMLESS 24 7 WEARABILITY - Water-resistant and ergonomically designed for continuous wear, from workouts to nights out.
PRECISION FIT ZERO GUESSWORK - Size yourself perfectly with the Oura Ring 4 Sizing Kit and enjoy a flawless fit every time.
TITANIUM TOUGH FEATHER LIGHT - Crafted from full titanium for unmatched durability and all-day comfort, even for sensitive skin.

The Oura Ring 4 is a sleek, all-titanium smart ring designed for continuous health tracking with over 30 biometric sensors. It offers up to 8 days of battery life, water resistance, and a precision sizing kit to ensure the perfect fit. Paired with the Oura app and membership, it delivers personalized insights on sleep, activity, stress, heart, and women’s health, empowering professionals to optimize wellness discreetly and effortlessly.

Specifications

ASIN	B0D9WWB3WX
Age Range Description	Adult
Band Color	Silver
Band Material Type	Titanium
Battery Average Life	5 Days
Battery Capacity	22
Battery Cell Composition	Lithium Polymer
Battery Cell Type	Lithium Polymer
Best Sellers Rank	#4,751 in Electronics ( See Top 100 in Electronics ) #5 in Rings
Box Contents	Battery
Brand Name	OURA
Case Material Type	Titanium
Closure Type	Slip On
Colour	Silver
Communication Feature	Bluetooth
Compatible Devices	Smartphone
Compatible Phone Models	All current smartphone models with iOS and Android operating systems
Connectivity Technology	Bluetooth
Controller Type	Ring
Country of Origin	India
Customer Reviews	4.1 out of 5 stars 7,011 Reviews
Display Type	No Display
GPS Geotagging Functionality	No GPS
Human Interface Input	Buttons
Importer Contact Information	Rashi Peripherals Limited, A BLDG Survey 186 Dongripada, Poman Village Vasai Bhiwandi Road Palghar 401208 India.
Item Dimensions	26 x 26 x 7 Millimeters
Item Type Name	Smart Ring
Manufacturer	OURA, Oura Health OY Elektroniikkatie 10 Oulu Oulu 90590 Finland https://ouraring.com
Manufacturer Contact Information	Oura Health OY Elektroniikkatie 10 Oulu Oulu 90590 Finland https://ouraring.com
Metrics Measured	Heart Rate, Sleep Duration, Activity, Stress
Model Name	Oura Ring 4
Model Number	JZ90-54217-09
Operating System	i_os, android
Packer Contact Information	Oura Health OY Elektroniikkatie 10 Oulu Oulu 90590 Finland https://ouraring.com
Product Features	Heart Rate Monitor, Activity Tracker
RAM Memory Installed	512 KB
Shape	ring
Special Feature	Heart Rate Monitor, Activity Tracker
Style Name	Metallic
Supported Application	Fitness Tracker
Target Audience	Unisex Adult
Unit Count	1.00 Count
Warranty Description	2 years warranty
Water Resistance Depth	100 Metres
Water Resistance Level	Water Resistant
Waterproof Rating	IP68
Wearable Computer Type	Smart Ring
Wireless Communication Standard	Bluetooth
Wireless Compability	Bluetooth

Reviews

D**Y

4.04.2026

X**Z

2.04.2026

S**L

11.04.2026

N**N

31.03.2026

H**S

31.03.2026

A**R

20.03.2026

M**.

6.04.2026

E**A

28.01.2026

D**A

16.01.2026

☆**☆

12.04.2026

U**A

31.07.2025

Common Questions

Are the products genuine and authentic?+

Yes, all products are sourced directly from authorized retailers in the US, UK, UAE and India. We maintain strict quality control processes and verify each product before shipping. All items come with applicable manufacturer warranties and are covered by our standard return policy.

How long does delivery take and is it reliable?+

Delivery times vary by destination country, typically ranging from 3-9 business days. Each order is fully trackable through our system. We handle all customs clearance and use reliable courier partners for last-mile delivery. You'll receive regular updates about your order status via email and our app.

What is Desertcart? Is it safe to order from?+

Desertcart is an international e-commerce platform operating since 2014. We securely process thousands of orders globally each day. Every product goes through our quality verification process before delivery, and we provide end-to-end order tracking, 24/7 customer support, and a comprehensive returns policy to ensure a safe shopping experience.

How is product pricing calculated?+

Our prices include the product cost, international shipping, import duties, customs clearance, and local delivery charges. We handle all customs and import procedures, ensuring there are no hidden fees upon delivery. PRO members receive additional benefits including free shipping.

Trustpilot

TrustScore 4.5 | 7,300+ reviews

Abdullah B.

Great price for an authentic product. Fast international shipping too!

3 weeks ago

Ali H.

Fast shipping and excellent packaging. The Leatherman tool feels very premium and sturdy.

1 day ago

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