Polar M430 vs. Amazfit Arc vs. Fitbit Flex
Basic Info |
| Suggested Price | $255 | $69.99 | $100 |
| Release | 2017 | 2016 | 2013 |
Activity & Fitness |
| Calories | | | |
| Cycling (Bicycling) | | | |
| Distance | | | |
| Heart | | | |
| Oxygen | | | |
| Sleep | | | |
| Steps | | | |
| Swim | | | |
Battery |
| Duration | 30 hours | 20 days | 5 days |
| Rechargeable | | | |
Compatibility |
| Android | | | |
| iOS | | | |
| Windows Phone | | | NA |
| Mac | | | |
| Windows | | | |
Connectivity |
| Bluetooth | | | |
| Cellular | | | |
| GPS | | | |
| NFC | | | |
| Wi-Fi | | | |
Display |
| Color | | | |
| Resolution | 128x128 | 72 x40 | NA |
| Size | 1.4 inch | 0.42 inches | NA |
| Touch | | | NA |
| Type | LCD | OLED | LED |
Functions |
| Audio Speaker | | | |
| Clock | | | |
| Phone | | | |
| Vibration | | | |
| Voice | | | |
Hardware |
| Accelerometer | | | |
| Barometer or Altimeter | | | |
| Ultraviolet Sensor | | | |
| Water Resistance | WR30 | IP67 | 1 ATM |
Notifications |
| Phone | | | |
| Emails | | | |
| Texts | | | |
Software |
| Operating System | | | NA |
| Apps | | | |
| Music | | | |
