Sleep Wearable Form Factor
Compare smart rings, fitness bands, and smartwatches for overnight sleep tracking: comfort, battery habits, and sleep metric depth.
Amazfit A2177-Black Fitness and Activity Tracker with Heart Rate, SpO2, Sleep Analysis, Alexa Built-In, 18-Day Battery
Product details
General specs
- Brand: Amazfit
- Model: A2177-Black
Starting from €40.26
Last price update: 9/11/26
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| Brand | Amazfit | Zeacool | APPBYER | Moremore | Fitbit | Sanorum |
| Model | A2177-Black | B0FRS7S8QG | 70 | C60 | FB424BKBK | |
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| Price | €40.26 | €25.94 | €19.55 | €26.84 | €84.93 | €16.10 |
| Seller | Retailer | Retailer | Retailer | Retailer | Retailer | Retailer |
| Update | Jun 24, 2026 | May 29, 2026 | May 13, 2026 | Apr 23, 2026 | May 29, 2026 | May 20, 2026 |
| GPS | None | None | None | |||
| Weight | 27.22 | <num1>, <num2> | <num1>, <num2> | 130 | ||
| Battery Life | 18 | 10, 14 | <num_from>, <num_to> | 7 | 10 | 30+ days, 100 days standby |
| Connectivity | Bluetooth | Bluetooth | Bluetooth | Bluetooth | Bluetooth | |
| Display Size | 1.47 | 1.10 | 1.1 | 1.1 | ||
| Display Type | AMOLED | AMOLED | AMOLED | AMOLED | ||
| Sports Modes | 120 | 25 | 25 | 25 | 120+ | |
| Standby Time | 30 | <num_from>, <num_to> | 15 | |||
| Health Sensors | Heart Rate, SpO2 | Heart Rate, Blood Pressure, SpO2, Temperature | Heart Rate, Blood Pressure, SpO2 | Heart Rate, Blood Pressure, SpO2 | Heart Rate | |
| Battery Capacity | 232 | <num1>, <num2> | <num1>, <num2> | 1000mAh | ||
| OS Compatibility | Android, iOS | Android, iOS | Android, iOS | |||
| Water Resistance | 5 ATM | 5 ATM | 5 ATM | IP68 | 5ATM | 5ATM |
| Bluetooth Version | 5.0 | 5.0 | 5.0 | |||
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