Sleep Wearable Form Factor
Compare smart rings, fitness bands, and smartwatches for overnight sleep tracking: comfort, battery habits, and sleep metric depth.
Coucur Y66 Smart Watch with Bluetooth Calling and Fitness Tracking
Product details
General specs
- Brand: Coucur
- Model: Y66
Starting from €44.62
Last price update: 3/18/26
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| Brand | Coucur | ISKOVI | Paybay | OICIIDO | QONBINK | RUXINGX |
| Model | Y66 | W03 | 716032724325 | ZL54CJ | L70-17 | G62 |
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| Price | €44.62 | €20.36 | €17.84 | €18.73 | €35.69 | €35.69 |
| Seller | Retailer | Retailer | Retailer | Retailer | Retailer | Retailer |
| Update | Mar 18, 2026 | Apr 20, 2026 | Mar 21, 2026 | May 12, 2026 | Apr 11, 2026 | Jun 24, 2026 |
| GPS | None | None | Built-in | None | Connected | |
| Battery Life | 7 | 7 | 5, 10 | 8, 10 | 30 | |
| Connectivity | Bluetooth | Bluetooth | Bluetooth | Bluetooth | Bluetooth | Bluetooth |
| Display Size | 1.83 | 1.91 | 1.83 | 1.83 | 1.85 | 1.85 |
| Display Type | HD Touchscreen | TFT | TFT | Full Touchscreen | HD | HD |
| Sports Modes | 120 | 120 | 112 | 123 | 120 | 120 |
| Standby Time | 30 | 30 | 30 | 30 | 100 | |
| Health Sensors | Heart Rate | Heart Rate | Heart Rate, Sleep Monitor | Heart Rate, Sleep Monitor | ||
| OS Compatibility | Android, iOS | Android, iOS | Android, iOS | Android, iOS | Android, iOS | Android, iOS |
| Water Resistance | IP68 | IP68 | IP68 | IP68 | IP68 | 5 ATM |
| Bluetooth Version | 5.3 | 5.3 | 5.2 | 5.3 | 5.0 | |
| Band Material | Silicone | Silicone | Silicone | |||
| Battery Capacity | 230 | 350 | 1000 | |||
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