Polar M400 vs. Misfit Flash Link vs. Michael Kors Grayson vs. Jawbone UP24 vs. Fitbit Versa 2 vs. Michael Kors Grayson

 
M400
Flash Link
Grayson
UP24
Versa 2
Grayson
 PolarM400Remove Buy NowMisfitFlash LinkRemove Buy NowMichael KorsGraysonRemove Buy NowJawboneUP24Remove Buy NowFitbitVersa 2Remove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$200$20$350$130$199$350
Release201420152018201320192018

Activity & Fitness

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

Battery

Duration8 hours to 30 days6 months24 hours14 days5 days24 hours
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/aNA
Macn/aNA
Windowsn/aNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/a453 x 454NA300 x 300453x454
Sizen/an/a1.39 inchesNA1.34 inches1.39 inches
Touchn/aNA
Typen/an/aAMOLEDNAAMOLEDAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM3 ATM1 ATMSplash Resistant5 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aAndroid WearNABuild-inAndroid Wear
Apps
Music

All Wearables