ASUS ZenWatch 2 vs. Polar M400 vs. Huawei Talkband B2 vs. Michael Kors Grayson vs. Sony SmartBand vs. Michael Kors Grayson

 
ZenWatch 2
M400
Talkband B2
Grayson
SmartBand
Grayson
 ASUSZenWatch 2Remove Buy NowPolarM400Remove Buy NowHuaweiTalkband B2Remove Buy NowMichael KorsGraysonRemove Buy NowSonySmartBandRemove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$150$200$180$350$100$350
Release201620142015201820142018

Activity & Fitness

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

Battery

Durationn/a8 hours to 30 days3 days24 hours5 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

ColorNA
Resolution320 x 320n/a128 x 88453 x 454NA453x454
Size1.63 inches or 1.45 inchn/a0.73 inches1.39 inchesNA1.39 inches
TouchNA
TypeAMOLEDn/aPMOLEDAMOLEDNAAMOLED

Functions

Audio SpeakerAlerts onlyBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP673 ATMIP571 ATMIP581 ATM

Notifications

Phone
Emailsn/a
Textsn/a

Software

Operating SystemAndroid Wearn/an/aAndroid WearNAAndroid Wear
Apps
Music

All Wearables