Sleep Wearable Form Factor
Compare smart rings, fitness bands, and smartwatches for overnight sleep tracking: comfort, battery habits, and sleep metric depth.
BIEMHA VR11 Health Tracker Ring
Product details
General specs
- Brand: BIEMHA
- Model: VR11
Starting from €51.75
Last price update: 5/17/26
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| Brand | BIEMHA | Kuinha | Free Shark | GJKQRJ | Aoyool | KYUHJU |
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| Price | €51.75 | €15.16 | €44.62 | €53.53 | €35.69 | €36.85 |
| Seller | Retailer | Retailer | Retailer | Retailer | Retailer | Retailer |
| Update | May 17, 2026 | Mar 21, 2026 | Apr 27, 2026 | May 20, 2026 | Jun 24, 2026 | May 29, 2026 |
| Size | 8 | 9 | 7 | 8 | ||
| Battery Life | 3-5 days, 20 days with charging case | 7 days | 5 days, 30 days with charging case | 5 days | 3-5 days | 3-5 days normal use, 7-10 days standby |
| Compatibility | iOS, Android | Android 6.0 or above, iOS 11.0 or higher | iOS, Android | iOS, Android | Android 5.0+, iOS 9.0+ | Android, iOS |
| Health Monitoring Features | Sleep quality tracking, Daily activity tracking, Step counting, Calorie tracking, Exercise performance tracking, Heart rate monitoring, Blood pressure monitoring | Sleep Monitoring, Step Counting, Heart Rate Monitoring, Blood Oxygen Monitoring, Exercise Tracking | Heart Rate, Blood Oxygen (SPO₂), Sleep Tracking, Activity Monitoring | Blood pressure monitoring, Blood oxygen monitoring, Heart rate monitoring, Sleep tracking (deep, light, REM, duration, awake) | ||
| Waterproof Rating | IP68 | IP68 | IP68 daily waterproof | |||
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