Sleep Wearable Form Factor
Compare smart rings, fitness bands, and smartwatches for overnight sleep tracking: comfort, battery habits, and sleep metric depth.
RingConn RCA-01 Black, Size 11 Gen 2 Smart Ring
Available offers (8)
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Current
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Black, Size 11
Retailer
€266.66
Available to order
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Price history by offer
Volatility: LowFeatures
- No subscription fees
- 12-day battery life
- Sleep breathing insights
- Waterproof to 328 feet
- Stress, heart rate, women's health tracker
- Android & iOS compatible
- IP68 waterproof
- Magnetic charging
- Bluetooth 5.0
- Titanium alloy construction
General specs
- Brand: RingConn
- Model: RCA-01
- Seller: Retailer
- ID: B0DG2THXM4
- Size: 11
- Brand: RingConn
- Width: 4.3 inches
- Height: 4.7 inches
- Length: 11.3 inches
- Weight: 0.86 lbs
- OTA Update: Yes
- Battery Life: 12 days
- Subscription: None
- Compatibility: Android, iOS
- Number of Items: 1
- Stress Tracking: Yes
- Blood Oxygen (SpO2): Yes
- Heart Rate Monitoring: Yes
- Skin-friendly Material: Yes
- Water Resistance Rating: 100 m
- Women's Health Tracking: Yes
- Sleep Breathing Insights: Yes
- Sizing Kit Recommendation: Yes
- First listed by seller: March 30, 2025
If you are interested in more details, you can find full information on the seller's page.
Price History for seller Retailer
Shipping options
Delivery to 
United States
United States
Available
Tired of wearing a bulky fitness tracker to bed just to get a few nights of sleep data? The RingConn Gen 2 Smart Ring is designed for continuous, comfortable wear, day and night. At just 2–3 grams and 2mm thick, it's barely noticeable on your finger, so you can track sleep, stress, heart rate, and more without disruption. Whether you're a frequent traveler, a health enthusiast, or someone who wants to understand their sleep patterns better, this ring provides actionable insights without the bulk.
What sets RingConn apart is its focus on long-term health trends. The ring automatically detects sleep stages and provides a nightly Sleep Breathing Insight, helping you identify patterns over weeks or months. The companion app summarizes your data clearly, so you're not overwhelmed by numbers. And with no subscription fees, you get lifetime access to your health reports without recurring costs. The ring is also water-resistant to 100 meters, so you can wear it while swimming or doing water sports.
Battery life is a standout feature: up to 12 days on a single charge, with the included charging case providing up to 20 full recharges. You'll barely need to think about power. Plus, OTA updates ensure your ring gets new features over time. It syncs seamlessly with Apple Health and Google Fit, so you can integrate data into your favorite health platform.
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| Brand | RingConn | Oura | BIEMHA | UniJethro | Aichiken | Rugsoul |
| Model | RCA-01 | JZ90-54144-11 | 750961720935 | SR11M | ||
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| Price | €266.66 | €311.26 | €9.89 | €35.67 | €58.85 | €61.54 |
| Seller | Retailer | Retailer | Retailer | Retailer | Retailer | Retailer |
| Update | Apr 29, 2026 | Mar 21, 2026 | Mar 21, 2026 | Mar 21, 2026 | Mar 21, 2026 | Mar 21, 2026 |
| Size | 11 | 11 | 8 | 8 | ||
| Width | 4.3 inches | 1.1023622036 inches | 0.31 inches | |||
| Height | 4.7 inches | 0.2755905509 inches | 2 inches | |||
| Length | 11.3 inches | 1.1023622036 inches | 2 inches | |||
| Battery Life | 12 days | 5 to 8 days | 7–10 d | 5-7 days | ||
| Number of Items | 1 | 1 | 1 | |||
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