ASUS ZenWatch 2 vs. Polar M400 vs. Garmin Vivosmart vs. Michael Kors Grayson vs. Garmin Forerunner 45 vs. Michael Kors Grayson

 
ZenWatch 2
M400
Vivosmart
Grayson
Forerunner 45
Grayson
 ASUSZenWatch 2Remove Buy NowPolarM400Remove Buy NowGarminVivosmartRemove Buy NowMichael KorsGraysonRemove Buy NowGarminForerunner 45Remove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$150$200$170$350$199$350
Release201620142014201820192018

Activity & Fitness

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

Battery

Durationn/a8 hours to 30 days7 days24 hours7 days24 hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320n/a128 x 16453 x 454208 x 208453x454
Size1.63 inches or 1.45 inchn/a1.41 inches1.39 inches1.04 inches1.39 inches
Touch
TypeAMOLEDn/aOLEDAMOLEDLCDAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP673 ATM5 ATM1 ATM5 ATM1 ATM

Notifications

Phone
Emailsn/a
Textsn/a

Software

Operating SystemAndroid Wearn/an/aAndroid WearBuilt-inAndroid Wear
Apps
Music

All Wearables