Polar M400 vs. Fitbit Flex 2 vs. Amazfit Bip vs. Pebble Time 2
PolarM400Remove Buy Now | FitbitFlex 2Remove Buy Now | AmazfitBipRemove Buy Now | PebbleTime 2Remove Buy Now |
Basic Info | ||||
Suggested Price | $200 | $100 | $99.99 | $199 |
Release | 2014 | 2016 | 2018 | 2016 |
Activity & Fitness | ||||
Calories | ||||
Cycling (Bicycling) | ||||
Distance | ||||
Heart | n/a | |||
Oxygen | ||||
Sleep | ||||
Steps | ||||
Swim | ||||
Battery | ||||
Duration | 8 hours to 30 days | 5 days | 30 days | 10 days |
Rechargeable | ||||
Compatibility | ||||
Android | ||||
iOS | ||||
Windows Phone | n/a | n/a | NA | |
Mac | NA | |||
Windows | NA | |||
Connectivity | ||||
Bluetooth | ||||
Cellular | ||||
GPS | ||||
NFC | ||||
Wi-Fi | ||||
Display | ||||
Color | n/a | |||
Resolution | n/a | n/a | 176 x 176 | NA |
Size | n/a | n/a | 1.28 inches | NA |
Touch | n/a | |||
Type | n/a | LED | NA | e-paper |
Functions | ||||
Audio Speaker | Alerts only | |||
Clock | ||||
Phone | ||||
Vibration | ||||
Voice | ||||
Hardware | ||||
Accelerometer | ||||
Barometer or Altimeter | ||||
Ultraviolet Sensor | ||||
Water Resistance | 3 ATM | 5 ATM | IP68 | 3 ATM |
Notifications | ||||
Phone | ||||
Emails | ||||
Texts | ||||
Software | ||||
Operating System | n/a | n/a | Pebble OS | |
Apps | ||||
Music |