ASUS ZenWatch 2 vs. Pebble Classic vs. Polar M400 vs. Michael Kors Grayson vs. Michael Kors Grayson vs. Garmin Vivosmart 4

 
ZenWatch 2
Classic
M400
Grayson
Grayson
Vivosmart 4
 ASUSZenWatch 2Remove Buy NowPebbleClassicRemove Buy NowPolarM400Remove Buy NowMichael KorsGraysonRemove Buy NowMichael KorsGraysonRemove Buy NowGarminVivosmart 4Remove Buy Now

Basic Info

Suggested Price$150$99$200$350$350$130
Release201620132014201820182018

Activity & Fitness

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

Battery

Durationn/a5-7 days8 hours to 30 days24 hours24 hours7 days
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 320168 x 144n/a453 x 454453x45448 x 128
Size1.63 inches or 1.45 inch1.26 inchesn/a1.39 inches1.39 inches0.74 inches
Touch
TypeAMOLEDe-papern/aAMOLEDAMOLEDOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP675 ATM3 ATM1 ATM1 ATM5 ATM

Notifications

Phone
Emailsn/a
Textsn/a

Software

Operating SystemAndroid WearPebble OSn/aAndroid WearAndroid Wear
Apps
Music

All Wearables