Polar M400 vs. Fitbit Flex 2 vs. Casio WSD-F20A vs. Jaybird Reign vs. Misfit Flash Cyclist Edition

 
M400
Flex 2
WSD-F20A
Reign
Flash Cyclist Edition
 PolarM400Remove Buy NowFitbitFlex 2Remove Buy NowCasioWSD-F20ARemove Buy NowJaybirdReignRemove Buy NowMisfitFlash Cyclist EditionRemove Buy Now

Basic Info

Suggested Price$200$100$399$150$50
Release20142016201820152015

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/a
Oxygen
Sleep
Steps
Swim

Battery

Duration8 hours to 30 days5 days1 day5 days6 months
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/aNANA
MacNANA
WindowsNANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/aNA
Resolutionn/an/a320 x 320NANA
Sizen/an/a1.32 inchesNANA
Touchn/aNANA
Typen/aLEDLCDLEDNA

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM5 ATM5 ATMNA3 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aWear OSNANA
Apps
Music

All Wearables