amazon.com
Features
- Package Dimensions: 4.57 x 4.45 x 1.34 inches
- Item Weight: 6.7 ounces
- ASIN: B0FKQWNK37
- Item model number: JZ90-57459-08
- Batteries: 1 Lithium Polymer batteries required. (included)
- Connectivity technologies: Bluetooth
- GPS: GPS Via Smartphone
- Special features: Activity Tracker, Cycle Tracking, Daily Workout Memory, Lightweight
- Other display features: Wireless
- Human Interface Input: Buttons
- Color: Petal
- Whats in the box: Information Booklet, Oura Ring 4 Ceramic, Oura Ring 4 Charger, Quick Start Guide, USB Cable
- Manufacturer: Oura
- Date First Available: October 1, 2025
Description
- SIZE BEFORE YOU BUY - Oura Ring sizes are different from standard ring sizes. Size yourself with the Oura Ring 4 Sizing Kit. For additional details, see “From the manufacturer” section below
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OURA MEMBERSHIP - First month of membership is included with purchase, for new members...
User reviews
Smart, Sleek, and Surprisingly Insightful. I absolutely love my Oura Ring 4! It’s lightweight, stylish, and so comfortable that I forget I’m even wearing it. The sleep tracking is incredibly accurate and has helped me improve my bedtime routine. I also appreciate the readiness and activity scores — they make it easy to understand how my body is doing day to day.The battery life is impressive, lasting several days on a single charge, and the app is very user-friendly with clear insights and tips. I also love that it looks like a simple, elegant ring rather than a bulky fitness tracker.If you’re serious about improving your health, sleep, and daily performance, the Oura Ring 4 is worth every penny. It’s like having a personal wellness coach on your finger!
A Smart Ring That Redefines Wellness Tracking. The Oura Ring 4 is simply outstanding! Its ceramic design feels premium, lightweight, and comfortable to wear all day and night. The sensors are incredibly accurate, tracking sleep, heart rate, recovery, and activity with impressive precision. I love how seamlessly it syncs with the app, providing detailed insights that help me improve my daily habits. The battery lasts for days, and the charging is quick and effortless. This ring is the perfect combination of technology and style — highly recommended!
🔥. I had a couple of watches with trackers, but the ring is something!!!! I’m so glad I bought it.It’s super light — I barely feel it on my finger, yet it tracks everything — sleep, readiness, heart rate, body temperature, even stress levels.The insights are so much more accurate than any smartwatch I’ve tried before.I love checking my sleep score in the morning — it actually helps me understand how my body feels that day.And the design? Minimal, elegant, and goes with literally any outfit.Totally worth it if you care about your health and want something that doesn’t scream “fitness tracker.”
