Garmin Vivofit 3 vs. Amazfit Cor vs. Garmin 645 Music vs. Garmin Chronos vs. Fitbit Flex
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| GarminVivofit 3Remove Buy Now | AmazfitCorRemove Buy Now | Garmin645 MusicRemove Buy Now | GarminChronosRemove Buy Now | FitbitFlexRemove Buy Now |
Basic Info | |||||
| Suggested Price | $100 | $79.99 | $450 | $1500 | $100 |
| Release | 2016 | 2018 | 2018 | 2018 | 2013 |
Activity & Fitness | |||||
| Calories | |||||
| Cycling (Bicycling) | |||||
| Distance | |||||
| Heart | n/a | ||||
| Oxygen | |||||
| Sleep | |||||
| Steps | |||||
| Swim | |||||
Battery | |||||
| Duration | 1 year | 12 days | 7 days | 8 days | 5 days |
| Rechargeable | |||||
Compatibility | |||||
| Android | |||||
| iOS | |||||
| Windows Phone | NA | ||||
| Mac | n/a | ||||
| Windows | n/a | ||||
Connectivity | |||||
| Bluetooth | |||||
| Cellular | |||||
| GPS | |||||
| NFC | |||||
| Wi-Fi | |||||
Display | |||||
| Color | |||||
| Resolution | 64 x 64 | 80 x 160 | 240 x 240 | 218 x 218 | NA |
| Size | 0.55 inches | 1.23 inches | 1.2 inches | 1.2 inches | NA |
| Touch | NA | ||||
| Type | n/a | IPS LCD | MIP | MIP | LED |
Functions | |||||
| Audio Speaker | |||||
| Clock | |||||
| Phone | |||||
| Vibration | |||||
| Voice | |||||
Hardware | |||||
| Accelerometer | |||||
| Barometer or Altimeter | |||||
| Ultraviolet Sensor | |||||
| Water Resistance | 5 ATM | 5 ATM | 5 ATM | 10 ATM | 1 ATM |
Notifications | |||||
| Phone | |||||
| Emails | |||||
| Texts | |||||
Software | |||||
| Operating System | n/a | Wear OS | NA | ||
| Apps | |||||
| Music | |||||