Fitbit Flex 2 vs. Amazfit Arc vs. Pebble Core vs. Polar A370
 | | | | |
| FitbitFlex 2Remove Buy Now | AmazfitArcRemove Buy Now | PebbleCoreRemove Buy Now | PolarA370Remove Buy Now |
Basic Info | ||||
| Suggested Price | $100 | $69.99 | $99 | $179.95 |
| Release | 2016 | 2016 | 2016 | 2017 |
Activity & Fitness | ||||
| Calories | ||||
| Cycling (Bicycling) | NA | |||
| Distance | ||||
| Heart | ||||
| Oxygen | ||||
| Sleep | NA | |||
| Steps | ||||
| Swim | ||||
Battery | ||||
| Duration | 5 days | 20 days | NA | Up to 3 days |
| Rechargeable | ||||
Compatibility | ||||
| Android | ||||
| iOS | NA | |||
| Windows Phone | n/a | NA | ||
| Mac | NA | |||
| Windows | NA | |||
Connectivity | ||||
| Bluetooth | ||||
| Cellular | ||||
| GPS | ||||
| NFC | ||||
| Wi-Fi | ||||
Display | ||||
| Color | n/a | |||
| Resolution | n/a | 72 x40 | NA | 160 x 80 |
| Size | n/a | 0.42 inches | NA | 1.18 inches |
| Touch | n/a | NA | ||
| Type | LED | 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 | IP67 | NA | WR30 |
Notifications | ||||
| Phone | NA | |||
| Emails | NA | |||
| Texts | NA | |||
Software | ||||
| Operating System | n/a | NA | ||
| Apps | ||||
| Music | ||||