Fitbit Flex 2 vs. Polar A360 vs. Polar Loop 2 vs. Amazfit Stratos vs. Pebble Core
 | | | | | |
| FitbitFlex 2Remove Buy Now | PolarA360Remove Buy Now | PolarLoop 2Remove Buy Now | AmazfitStratosRemove Buy Now | PebbleCoreRemove Buy Now |
Basic Info | |||||
| Suggested Price | $100 | $200 | $120 | $199 | $99 |
| Release | 2016 | 2015 | 2015 | 2018 | 2016 |
Activity & Fitness | |||||
| Calories | |||||
| Cycling (Bicycling) | NA | ||||
| Distance | |||||
| Heart | n/a | ||||
| Oxygen | |||||
| Sleep | NA | ||||
| Steps | |||||
| Swim | |||||
Battery | |||||
| Duration | 5 days | 12 days | 8 days (without notifications) | 5 days | NA |
| Rechargeable | |||||
Compatibility | |||||
| Android | |||||
| iOS | NA | ||||
| Windows Phone | n/a | n/a | n/a | NA | |
| Mac | n/a | NA | |||
| Windows | n/a | NA | |||
Connectivity | |||||
| Bluetooth | |||||
| Cellular | |||||
| GPS | |||||
| NFC | |||||
| Wi-Fi | |||||
Display | |||||
| Color | n/a | ||||
| Resolution | n/a | 160 x 80 | n/a | 320 x 300 | NA |
| Size | n/a | 1.18 inches | n/a | 1.34 inches | NA |
| Touch | n/a | NA | |||
| Type | LED | n/a | LED | OLED | NA |
Functions | |||||
| Audio Speaker | |||||
| Clock | |||||
| Phone | NA | ||||
| Vibration | NA | ||||
| Voice | |||||
Hardware | |||||
| Accelerometer | NA | ||||
| Barometer or Altimeter | |||||
| Ultraviolet Sensor | |||||
| Water Resistance | 5 ATM | WR30 | 2 ATM | 5 ATM | NA |
Notifications | |||||
| Phone | NA | ||||
| Emails | NA | ||||
| Texts | NA | ||||
Software | |||||
| Operating System | n/a | n/a | n/a | Proprietary | NA |
| Apps | |||||
| Music | |||||