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| AmazfitT-RexRemove Buy Now | FitbitInspire HRRemove Buy Now | PebbleCoreRemove Buy Now | PolarA370Remove Buy Now |
Basic Info | ||||
| Suggested Price | $140 | $99 | $99 | $179.95 |
| Release | 2019 | 2019 | 2016 | 2017 |
Activity & Fitness | ||||
| Calories | ||||
| Cycling (Bicycling) | NA | |||
| Distance | ||||
| Heart | ||||
| Oxygen | ||||
| Sleep | NA | |||
| Steps | ||||
| Swim | ||||
Battery | ||||
| Duration | 20 days | 5 days | NA | Up to 3 days |
| Rechargeable | ||||
Compatibility | ||||
| Android | ||||
| iOS | NA | |||
| Windows Phone | NA | |||
| Mac | NA | |||
| Windows | NA | |||
Connectivity | ||||
| Bluetooth | ||||
| Cellular | ||||
| GPS | ||||
| NFC | ||||
| Wi-Fi | ||||
Display | ||||
| Color | ||||
| Resolution | 360 x 360 | 139 x 60 | NA | 160 x 80 |
| Size | 1.3 inches | 1.4 inches | NA | 1.18 inches |
| Touch | NA | |||
| Type | AMOLED | OLED | NA | TFT LCD |
Functions | ||||
| Audio Speaker | ||||
| Clock | ||||
| Phone | NA | |||
| Vibration | NA | |||
| Voice | ||||
Hardware | ||||
| Accelerometer | NA | |||
| Barometer or Altimeter | ||||
| Ultraviolet Sensor | ||||
| Water Resistance | 5 ATM | 5 ATM | NA | WR30 |
Notifications | ||||
| Phone | NA | |||
| Emails | NA | |||
| Texts | NA | |||
Software | ||||
| Operating System | Build-in | Fitbit OS | NA | |
| Apps | ||||
| Music | ||||