Polar A360 vs. Withings Go vs. Michael Kors Grayson vs. Garmin Vivofit 4 vs. Xiaomi Mi Band vs. Michael Kors Grayson

 
A360
Go
Grayson
Vivofit 4
Mi Band
Grayson
 PolarA360Remove Buy NowWithingsGoRemove Buy NowMichael KorsGraysonRemove Buy NowGarminVivofit 4Remove Buy NowXiaomiMi BandRemove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$200$80$350$79.95$15$350
Release201520162018201820152018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration12 days8 months24 hours1 year30 days24 hours
Rechargeable

Compatibility

Androidn/a
iOSn/a
Windows Phonen/an/a
Macn/aNA
Windowsn/aNA

Connectivity

Bluetoothn/a
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/aNA
Resolution160 x 80n/a453 x 45488 x 88NA453x454
Size1.18 inchesn/a1.39 inchesNANA1.39 inches
Touchn/aNA
Typen/aE-InkAMOLEDNANAAMOLED

Functions

Audio Speaker
Clock
Phonen/a
Vibrationn/a
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceWR305 ATM1 ATM5 ATMIP671 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating Systemn/an/aAndroid WearNAAndroid Wear
Appsn/a
Music

All Wearables