Polar M400 vs. Microsoft Band 2 vs. LG Watch Urbane vs. Michael Kors Grayson vs. Fitbit Charge 3 vs. Michael Kors Grayson

 
M400
Band 2
Watch Urbane
Grayson
Charge 3
Grayson
 PolarM400Remove Buy NowMicrosoftBand 2Remove Buy NowLGWatch UrbaneRemove Buy NowMichael KorsGraysonRemove Buy NowFitbitCharge 3Remove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$200$250$245$350$150$350
Release201420152015201820182018

Activity & Fitness

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

Battery

Duration8 hours to 30 days48 hours (without GPS)NA24 hours7 days24 hours
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
Macn/aNA
Windowsn/aNANot yet

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-FiNA

Display

Color
Resolutionn/a320 x 128320 x 320453 x 45466 x 18453x454
Sizen/a1.36 inches1.3 inches1.39 inches.721 inches1.39 inches
Touch
Typen/aCapacitative TFTP-OLEDAMOLEDOLEDAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMIPX7IP671 ATM5 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aAndroid WearAndroid WearNAAndroid Wear
Apps
Music

All Wearables