Sleep Wearable Form Factor
Compare smart rings, fitness bands, and smartwatches for overnight sleep tracking: comfort, battery habits, and sleep metric depth.
ET587 Smart Watch with ECG and Health Monitoring
Product details
General specs
- Model: ET587
Starting from €35.38
Last price update: 5/9/26
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| Model | ET587 | TS400 | ET585 | B0GG8R57RS | ET488 | Btalk Plus |
| Price | €35.38 | €51.15 | €26.42 | €57.96 | €61.81 | €22.59 |
| Seller | Banggood | Banggood | Banggood | Retailer | Banggood | Banggood |
| Update | May 9, 2026 | May 9, 2026 | May 9, 2026 | May 16, 2026 | May 9, 2026 | May 9, 2026 |
| App Name | Hband | Da Fit | Hband | Hband | Da Fit | |
| Standby Time | About 20-25 days | 20-30 days | 20-30 days | 20-30 days | ||
| Charging Time | About 2-3 hours | 2-3 hours | 1.5 hours | 2-3 hours | ||
| Operating Mode | Full Touch | Full Touch | Full Touch | Full Touch | ||
| Battery Capacity | 380mAh | 530 mAh | 530 mAh | 380mAh | ||
| Bluetooth Version | BLE5.3 | 5.3 BLE | 5.3 BLE | 5.3 | BLE5.3 | BLE 5.2 |
| Usage Time | 4-8 days | 5-10 days | 5-7 days | |||
| Display Size | 1.43 inches | 2.04 inch | 1.57 inches | 1.43 inch | 2.03 inches | |
| Display Type | AMOLED | AMOLED | AMOLED | AMOLED | HD | |
| APP Languages | Danish, Ukrainian, Russian, Bulgarian, Hungarian, Bokmål Norwegian, Hindi, Indonesian, Turkish, Hebrew, Greek, German, Italian, Czech, Slovak, Slovenian, Japanese, Pashto, French, Polish, Persian, Thai, Swedish, Simplified Chinese, Traditional Chinese, Romanian, Finnish, English, Dutch, Portuguese, Mongolian, Spanish, Vietnamese, Arabic, Korean, Malay | Russian, Hungarian, Turkish, German, Italian, Czech, Slovak, Japanese, French, Polish, Persian, Simplified Chinese, Traditional Chinese, English, Portuguese, Spanish, Vietnamese, Arabic, Korean | Russian, Hungarian, Turkish, German, Italian, Czech, Slovak, Japanese, French, Polish, Persian, Simplified Chinese, Traditional Chinese, English, Portuguese, Spanish, Vietnamese, Arabic, Korean | |||
| System Languages | Chinese, English, Japanese, Polish, Russian, German, French, Spanish, Portuguese, Italian, Hungarian, Czech, Thai, Vietnamese | Chinese, English, Japanese, Russian, German, Spanish, Italian, French, Portuguese | Chinese, Japanese, English, German, French, Italian, Spanish, Portuguese, Russian | English, Portuguese, Turkish, German, French, Spanish, Russian, Italian, Japanese, Ukrainian, Arabic, Turkish, Korean, Simplified Chinese | ||
| Health Monitoring Features | Heart Rate Monitor, Blood Pressure Monitor, Blood Oxygen (SpO2) Monitor, Breathing Training, Pressure Monitor, Sleep Monitor, Sedentary Reminder | Heart Rate Monitor, Blood Pressure Monitor, Blood Oxygen (SpO2) Monitor, ECG Monitor, Micro Physical Examination, Non-invasive Blood Glucose Measurement, Emotion Detection, Fatigue Detection, HRV Detection, Blood Component Measurement, Body Fat Measurement, BMI Measurement, Meto Function, Sleep Monitor, Women's Health | Wrist-based Heart Rate, Constant Heart Rate Monitoring, Every Minute Heart Rate Monitoring, Daily Resting Heart Rate, Abnormal Heart Rate Alerts, SpO2 Blood Oxygen Level Measurement, Blood Pressure, Cycle Tracking, Relaxation, Sleep Score and Insights, Calorie Burn Tracking | |||
| Compatible Operating Systems | Android 8.0 and above, Apple iOS 13.0 and above | Android 5.0 and above, Apple iOS 10.0 and above | Android 5.0 and above, iOS 10.0 and above | |||
| Display Resolution | 368×448 pixels | 360x360 pixels | 466×466 pixels | |||
