Sleep Wearable Form Factor
Compare smart rings, fitness bands, and smartwatches for overnight sleep tracking: comfort, battery habits, and sleep metric depth.
CMF BY NOTHING Watch 3 Pro Smart Watch
Product details
General specs
- Brand: CMF BY NOTHING
- Model: Watch 3 Pro
Starting from €70.51
Last price update: 9/28/26
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| Brand | CMF BY NOTHING | SGDDFIT | SOUYIE | Trendia | Iaret | Odsslgw |
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| Price | €70.51 | €53.54 | €26.77 | €17.84 | €44.08 | €19.63 |
| Seller | Retailer | Retailer | Retailer | Retailer | Retailer | Retailer |
| Update | Jun 19, 2026 | May 27, 2026 | May 20, 2026 | Jun 24, 2026 | May 29, 2026 | May 20, 2026 |
| Weight | Lightweight | Not specified | Not specified | |||
| Battery Life | 13 days | 10-12 days | not specified | 24 hours | 7-10 days usage, 30 days standby | |
| Water Resistance | IP68 | 3ATM, 30 meters | IP68 | IP67 | ||
| Screen Size | 1.27 inches | 1.99 inches | 1.83 inches | 1.83 inches | ||
| Sports Modes | 100+ | 100+ modes | 120+ | 100+, Running, Cycling, Walking, Yoga, Football | ||
| Call Function | Yes (Answer/Make Calls) | Bluetooth calls | Answer/Make Calls via Bluetooth | |||
| Charging Time | 1.5 hours | 1.5 hours | 1.5-2 hours | |||
| Compatibility | iOS 8.0+, Android 5.1+ | Android 6.0+, iOS 11.0+ | Android 5.0+, iOS 9.0+ | iOS 7.1+, Android 4.4+ | ||
| Battery Capacity | 280 mAh | 350mAh | 250mAh | |||
| Bluetooth Version | 5.1 | 5.3 | 5.3 | |||
| Health Monitoring | Heart rate, Blood pressure, Blood oxygen, Stress, Sleep | Heart Rate, SpO2, Sleep Stages (Deep/Light/Awake), Steps, Breathing Exercises, Hydration Alerts, Sedentary Alerts, Menstrual Tracking | Heart Rate, SpO2, Sleep (deep/light), Stress | |||
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