Garmin 645 Music vs. Garmin Vivofit 4 vs. Garmin Vivosmart HR Plus vs. Pebble Core vs. Polar A370
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| Garmin645 MusicRemove Buy Now | GarminVivofit 4Remove Buy Now | GarminVivosmart HR PlusRemove Buy Now | PebbleCoreRemove Buy Now | PolarA370Remove Buy Now |
Basic Info | |||||
| Suggested Price | $450 | $79.95 | $179 | $99 | $179.95 |
| Release | 2018 | 2018 | 2017 | 2016 | 2017 |
Activity & Fitness | |||||
| Calories | |||||
| Cycling (Bicycling) | NA | ||||
| Distance | |||||
| Heart | |||||
| Oxygen | |||||
| Sleep | NA | ||||
| Steps | |||||
| Swim | |||||
Battery | |||||
| Duration | 7 days | 1 year | 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 | 240 x 240 | 88 x 88 | 160 x 68 | NA | 160 x 80 |
| Size | 1.2 inches | NA | 0.5 inches x 0.8 inches | NA | 1.18 inches |
| Touch | NA | ||||
| Type | MIP | NA | LCD | 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 | 5 ATM | NA | WR30 |
Notifications | |||||
| Phone | NA | ||||
| Emails | NA | ||||
| Texts | NA | ||||
Software | |||||
| Operating System | NA | NA | |||
| Apps | |||||
| Music | |||||