Fitbit Surge vs. Polar M600 vs. Asus ZenWatch vs. Michael Kors Grayson vs. Fitbit Flex vs. Michael Kors Grayson

 
Surge
M600
ZenWatch
Grayson
Flex
Grayson
 FitbitSurgeRemove Buy NowPolarM600Remove Buy NowAsusZenWatchRemove Buy NowMichael KorsGraysonRemove Buy NowFitbitFlexRemove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$250$330$150$350$100$350
Release201620162014201820132018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration7 days2 daysNA24 hours5 days24 hours
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/aNANA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a240 x 240320 x 320453 x 454NA453x454
Size1.26 inches1.3 inches1.63 inches1.39 inchesNA1.39 inches
Touchn/aNA
TypeMonochrome LCDTFTAMOLEDAMOLEDLEDAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIPX8IP551 ATM1 ATM1 ATM

Notifications

Phone
EmailsNA
TextsNA

Software

Operating Systemn/aAndroid WearAndroid WearAndroid WearNAAndroid Wear
Apps
Music

All Wearables