viohead Smart Ring Health Tracker: Fitness tracking
For the active professional who wants health insights without a bulky watch, the Viohead Smart Ring tracks your fitness, sleep, heart rate, and blood oxygen discreetly. It fits seamlessly into your daily routine, whether you're at the gym or in a meeting.
This ring goes beyond basic tracking by focusing on holistic wellness. It helps you understand how your daily habits impact your rest and recovery, giving you actionable data to improve your health over time. The Bluetooth connection syncs effortlessly with the free app, so you can check your stats on the go.
Choose your size carefully by measuring the inner diameter at the thickest part of your knuckle, from 16.5mm to 22.3mm, for a comfortable fit that stays secure during workouts. The IP68 waterproof rating means you can wear it swimming or in the shower without worry.
Features
- Sleep monitoring
- Heart rate monitoring
- Blood oxygen tracking
- IP68 waterproof
- Bluetooth connectivity
- Free app
- Multiple sizes available
- Fitness tracking
General specs
- Brand: viohead
- Model: Smart Ring
- Seller: Amazon
- ID: B0DD78451G
- Size: 8
- Connectivity: Bluetooth
- Inner Diameter: 18.2
- Water Resistance: IP68
- First listed by seller: 2/2/26
If you are interested in more details, you can find full information on the seller's page.
Buy on Amazon
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Shipping options
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| Brand | viohead | BIEMHA | BIEMHA | viohead | BIEMHA | Kuinha |
| Model | Smart Ring | VR11 | VR11 | Smart Ring Health Fitness Tracker | VR11 | |
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| Price | $18.99 | $59.99 | $59.99 | $18.99 | $59.99 | $16.99 |
| Seller | Amazon | Amazon | Amazon | Amazon | Amazon | Amazon |
| Update | Feb 7, 2026 | Feb 7, 2026 | Feb 7, 2026 | Feb 7, 2026 | Feb 7, 2026 | Feb 4, 2026 |
| Size | 8 | 9 | 10 | 12 | 10 | 11 |
| Connectivity | Bluetooth | Bluetooth | Bluetooth | Bluetooth | ||
| Water Resistance | IP68 | IP68 | IP68 | 5ATM | IP68 | IP68 |
| Battery Life | 3–5 d | 3–5 d | 10 d | 3–5 d | 7 d | |
| Charging Method | Magnetic | Magnetic | Magnetic | Magnetic | Magnetic | |
| OS Compatibility | iOS, Android | iOS, Android | Android, iOS | Android 6+, iOS 11+ | ||
| Material | Titanium Alloy | Titanium Alloy | Gold | |||