Polar M600 vs. Withings Go vs. Michael Kors Grayson vs. Fitbit Alta HR vs. Michael Kors Grayson vs. Mobvoi TicWatch e2

 
M600
Go
Grayson
Alta HR
Grayson
TicWatch e2
 PolarM600Remove Buy NowWithingsGoRemove Buy NowMichael KorsGraysonRemove Buy NowFitbitAlta HRRemove Buy NowMichael KorsGraysonRemove Buy NowMobvoiTicWatch e2Remove Buy Now

Basic Info

Suggested Price$330$80$350$150$350$200
Release201620162018201720182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days8 months24 hours7 days24 hours1 day
Rechargeable

Compatibility

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

Connectivity

Bluetoothn/a
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution240 x 240n/a453 x 454128 x 36453x454360 x 360
Size1.3 inchesn/a1.39 inches1.4 inches1.39 inches1.2 inches
Touchn/an/a
TypeTFTE-InkAMOLEDOLEDAMOLEDAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phonen/a
Vibrationn/a
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX85 ATM1 ATM1 ATMIP68

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating SystemAndroid Wearn/aAndroid WearAndroid WearWear OS
Appsn/a
Music

All Wearables