Polar M600 vs. Sony SmartWatch 3 vs. Fitbit Flex 2 vs. Microsoft Band 2 vs. Michael Kors Grayson vs. Michael Kors Grayson

 
M600
SmartWatch 3
Flex 2
Band 2
Grayson
Grayson
 PolarM600Remove Buy NowSonySmartWatch 3Remove Buy NowFitbitFlex 2Remove Buy NowMicrosoftBand 2Remove Buy NowMichael KorsGraysonRemove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$330$250$100$250$350$350
Release201620142016201520182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days2 days5 days48 hours (without GPS)24 hours24 hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution240 x 240320 x 320n/a320 x 128453 x 454453x454
Size1.3 inches1.6 inchesn/a1.36 inches1.39 inches1.39 inches
Touchn/an/a
TypeTFTTFT LCDLEDCapacitative TFTAMOLEDAMOLED

Functions

Audio SpeakerAlerts onlyBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX8IP685 ATMIPX71 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid WearAndroid Wearn/an/aAndroid WearAndroid Wear
Apps
Music

All Wearables