ASUS ZenWatch 2 vs. Polar M400 vs. Polar Loop 2 vs. Michael Kors Grayson vs. Jawbone UP24 vs. Michael Kors Grayson

 
ZenWatch 2
M400
Loop 2
Grayson
UP24
Grayson
 ASUSZenWatch 2Remove Buy NowPolarM400Remove Buy NowPolarLoop 2Remove Buy NowMichael KorsGraysonRemove Buy NowJawboneUP24Remove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$150$200$120$350$130$350
Release201620142015201820132018

Activity & Fitness

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

Battery

Durationn/a8 hours to 30 days8 days (without notifications)24 hours14 days24 hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320n/an/a453 x 454NA453x454
Size1.63 inches or 1.45 inchn/an/a1.39 inchesNA1.39 inches
TouchNA
TypeAMOLEDn/aLEDAMOLEDNAAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP673 ATM2 ATM1 ATMSplash Resistant1 ATM

Notifications

Phone
Emailsn/a
Textsn/a

Software

Operating SystemAndroid Wearn/an/aAndroid WearNAAndroid Wear
Apps
Music

All Wearables