ASUS ZenWatch 2 vs. Polar M400 vs. Fitbit One vs. Michael Kors Grayson vs. Polar A370 vs. Michael Kors Grayson

 
ZenWatch 2
M400
One
Grayson
A370
Grayson
 ASUSZenWatch 2Remove Buy NowPolarM400Remove Buy NowFitbitOneRemove Buy NowMichael KorsGraysonRemove Buy NowPolarA370Remove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$150$200$100$350$179.95$350
Release201620142012201820172018

Activity & Fitness

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

Battery

Durationn/a8 hours to 30 days10-14 days24 hoursUp to 3 days24 hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320n/an/a453 x 454160 x 80453x454
Size1.63 inches or 1.45 inchn/an/a1.39 inches1.18 inches1.39 inches
Touch
TypeAMOLEDn/aOLEDAMOLEDTFT LCDAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP673 ATMSplast Resistant1 ATMWR301 ATM

Notifications

Phone
Emailsn/a
Textsn/a

Software

Operating SystemAndroid Wearn/an/aAndroid WearAndroid Wear
Apps
Music

All Wearables