Sleep Wearable Form Factor
Compare smart rings, fitness bands, and smartwatches for overnight sleep tracking: comfort, battery habits, and sleep metric depth.
COLMI R10 Smart Ring
Product details
General specs
- Brand: COLMI
- Model: R10
Starting from €37.15
Last price update: 8/27/26
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| Brand | COLMI | TESKKR | Freeze2Trim | BENIO | Nyweey | COLMI |
| Model | R10 | R191121 | Gen4 | 6 | R10 | |
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| Price | €37.15 | €71.45 | €38.40 | €41.08 | €53.57 | €37.15 |
| Seller | Retailer | Retailer | Retailer | Retailer | Retailer | Retailer |
| Update | May 18, 2026 | May 1, 2026 | Jun 24, 2026 | Apr 27, 2026 | Apr 27, 2026 | Apr 29, 2026 |
| Size | 10# | 8# | 6 | 9 | 6# | |
| Sleep Monitoring | Nighttime tracking | Yes | Nighttime Tracking | |||
| Heart Rate Monitoring | 24/7 real-time | Yes | Yes | 24/7 Real-time | ||
| Blood Oxygen Monitoring | Yes | Yes | Yes | SpO2 One-click Measurement | ||
| Weight | 0.00110231131 pounds | 0.1 lbs | Lightweight | |||
| Material | High-quality stainless steel, French enamel engraving, Imported smart chip | Not specified | Titanium Alloy (estimated) | |||
| Compatibility | iOS, Android | iPhone, Android | iOS, Android | COLMI App (iOS/Android) | ||
| Water Resistance | Safe for everyday wear, sports, swimming | Yes | IP68 (estimated) | |||
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