Polar M430 vs. Amazfit Stratos vs. Amazfit Bip vs. Fitbit Flex
PolarM430Remove Buy Now | AmazfitStratosRemove Buy Now | AmazfitBipRemove Buy Now | FitbitFlexRemove Buy Now |
Basic Info | ||||
Suggested Price | $255 | $199 | $99.99 | $100 |
Release | 2017 | 2018 | 2018 | 2013 |
Activity & Fitness | ||||
Calories | ||||
Cycling (Bicycling) | ||||
Distance | ||||
Heart | ||||
Oxygen | ||||
Sleep | ||||
Steps | ||||
Swim | ||||
Battery | ||||
Duration | 30 hours | 5 days | 30 days | 5 days |
Rechargeable | ||||
Compatibility | ||||
Android | ||||
iOS | ||||
Windows Phone | NA | |||
Mac | ||||
Windows | ||||
Connectivity | ||||
Bluetooth | ||||
Cellular | ||||
GPS | ||||
NFC | ||||
Wi-Fi | ||||
Display | ||||
Color | ||||
Resolution | 128x128 | 320 x 300 | 176 x 176 | NA |
Size | 1.4 inch | 1.34 inches | 1.28 inches | NA |
Touch | NA | |||
Type | LCD | OLED | NA | LED |
Functions | ||||
Audio Speaker | ||||
Clock | ||||
Phone | ||||
Vibration | ||||
Voice | ||||
Hardware | ||||
Accelerometer | ||||
Barometer or Altimeter | ||||
Ultraviolet Sensor | ||||
Water Resistance | WR30 | 5 ATM | IP68 | 1 ATM |
Notifications | ||||
Phone | ||||
Emails | ||||
Texts | ||||
Software | ||||
Operating System | Proprietary | NA | ||
Apps | ||||
Music |