Amazfit Bip vs. Garmin 645 Music vs. Fitbit Alta HR vs. Garmin Vivofit 4 vs. Garmin Vivosmart 4
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| AmazfitBipRemove Buy Now | Garmin645 MusicRemove Buy Now | FitbitAlta HRRemove Buy Now | GarminVivofit 4Remove Buy Now | GarminVivosmart 4Remove Buy Now |
Basic Info | |||||
| Suggested Price | $99.99 | $450 | $150 | $79.95 | $130 |
| Release | 2018 | 2018 | 2017 | 2018 | 2018 |
Activity & Fitness | |||||
| Calories | |||||
| Cycling (Bicycling) | |||||
| Distance | |||||
| Heart | |||||
| Oxygen | |||||
| Sleep | |||||
| Steps | |||||
| Swim | |||||
Battery | |||||
| Duration | 30 days | 7 days | 7 days | 1 year | 7 days |
| Rechargeable | |||||
Compatibility | |||||
| Android | |||||
| iOS | |||||
| Windows Phone | |||||
| Mac | |||||
| Windows | |||||
Connectivity | |||||
| Bluetooth | |||||
| Cellular | |||||
| GPS | |||||
| NFC | |||||
| Wi-Fi | |||||
Display | |||||
| Color | |||||
| Resolution | 176 x 176 | 240 x 240 | 128 x 36 | 88 x 88 | 48 x 128 |
| Size | 1.28 inches | 1.2 inches | 1.4 inches | NA | 0.74 inches |
| Touch | |||||
| Type | NA | MIP | OLED | NA | OLED |
Functions | |||||
| Audio Speaker | |||||
| Clock | |||||
| Phone | |||||
| Vibration | |||||
| Voice | |||||
Hardware | |||||
| Accelerometer | |||||
| Barometer or Altimeter | |||||
| Ultraviolet Sensor | |||||
| Water Resistance | IP68 | 5 ATM | 5 ATM | 5 ATM | |
Notifications | |||||
| Phone | |||||
| Emails | |||||
| Texts | |||||
Software | |||||
| Operating System | |||||
| Apps | |||||
| Music | |||||