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Ring vs Tracker
Compare screen-free rings with wrist fitness trackers for sleep comfort, workout feedback, sizing, battery life, and when a smartwatch is the fallback.
Oura JZ90-54216-08 Gold, Size 8 Ring 4 Gold Size 8
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Current
Gold, Size 8
Amazon
€343.52
Available to order
Price history by variant
Volatility: MediumFeatures
- Tracks 50+ health metrics
- 5-8 day battery life
- Heart rate & blood oxygen monitoring
- Skin temperature sensor
- Smart Sensing adaptive technology
- No distracting screens or vibrations
- Comfortable 24/7 wear design
- All-titanium, water resistant to 100m
- Ultra-lightweight (0.12-0.18 oz)
- Bluetooth LE, EMF-safe, airplane mode
- iOS & Android app with 40+ integrations
- Requires Oura sizing kit
- Includes 1-month membership trial
Product details
General specs
- Brand: Oura
- Model: JZ90-54216-08
- Brand: Oura
- Model: Oura Ring 4
- Sizing: Requires Oura Ring 4 Sizing Kit
- Display: No screen
- Sensors: Smart Sensing technology
- Material: Titanium
- Vibration: None
- Advisor Ai: Yes
- Battery Life: Up to 8 days
- Release Date: 2024-10-15
- Compatibility: Android, iOS
- Health Metrics: 50+ health metrics
- Number of Items: 1
- Water Resistance: Water resistant
- Compare the Rings: Oura 4 or Galaxy? Comparison with: Samsung SM-Q509NZDAXAR Titanium Gold Sizing kit for accurate fit
If you are interested in more details, you can find full information on the seller's page.
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Top live offer
€343.52
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Offers updated: 9/1/26
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United States
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You want to optimize your health without staring at another screen. The Oura Ring 4 is a discreet companion that tracks over 50 metrics, including sleep, activity, heart rate, and temperature, from your finger. It's for the busy professional, the health-conscious parent, or anyone seeking a clearer picture of their well-being.
Unlike wearables that demand constant attention, Oura works silently. It interprets your body's signals and delivers a simple Readiness Score each morning. You know whether to push hard in a workout or prioritize rest. The ring's advanced sensors even catch subtle temperature changes, hinting at illness days before you feel it.
Comfort keeps you wearing it 24/7. The all-titanium design feels light and gentle on skin, even in the shower or pool. You charge it every 5 to 8 days, so it rarely leaves your finger. The included membership gives you an AI health coach that translates complex data into personalized advice. Oura helps you connect the dots between your habits and your health, so you wake up ready for what matters.
Oura JZ90-54216-08 Gold Tracks 50+ health metrics
€343.52
Affiliate link. As an Amazon Associate I earn from qualifying purchases.
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