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Basic Info | ||||
| Suggested Price | $250 | $349 | $330 | $70 |
| Release | 2015 | 2015 | 2018 | 2018 |
Activity & Fitness | ||||
| Calories | ||||
| Cycling (Bicycling) | ||||
| Distance | ||||
| Heart | ||||
| Oxygen | ||||
| Sleep | ||||
| Steps | ||||
| Swim | ||||
Battery | ||||
| Duration | 48 hours (without GPS) | 18 hours | 7 days | 12 days |
| Rechargeable | ||||
Compatibility | ||||
| Android | ||||
| iOS | ||||
| Windows Phone | NA | |||
| Mac | n/a | NA | ||
| Windows | n/a | NA | ||
Connectivity | ||||
| Bluetooth | ||||
| Cellular | NA | |||
| GPS | ||||
| NFC | ||||
| Wi-Fi | ||||
Display | ||||
| Color | ||||
| Resolution | 320 x 128 | 340 x 272 or 390 x 312 | 360 x 360 | 454 x 454 |
| Size | 1.36 inches | 1.5 inches or 1.65 inches | 1.2 inches or 1.3 inches | 1.39 inches |
| Touch | ||||
| Type | Capacitative TFT | AMOLED | AMOLED | AMOLED |
Functions | ||||
| Audio Speaker | ||||
| Clock | ||||
| Phone | ||||
| Vibration | ||||
| Voice | ||||
Hardware | ||||
| Accelerometer | ||||
| Barometer or Altimeter | ||||
| Ultraviolet Sensor | ||||
| Water Resistance | IPX7 | IPX7 | 5 ATM | IP68 |
Notifications | ||||
| Phone | ||||
| Emails | ||||
| Texts | ||||
Software | ||||
| Operating System | n/a | Watch OS | Tizen OS | AMAZFIT OS |
| Apps | ||||
| Music | Spotify | |||