Polar M600 vs. Polar Loop 2 vs. TomTom Touch vs. Michael Kors Grayson vs. Michael Kors Grayson vs. Garmin Vivosmart 4

 
M600
Loop 2
Touch
Grayson
Grayson
Vivosmart 4
 PolarM600Remove Buy NowPolarLoop 2Remove Buy NowTomTomTouchRemove Buy NowMichael KorsGraysonRemove Buy NowMichael KorsGraysonRemove Buy NowGarminVivosmart 4Remove Buy Now

Basic Info

Suggested Price$330$120$130$350$350$130
Release201620152016201820182018

Activity & Fitness

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

Battery

Duration2 days8 days (without notifications)5 days24 hours24 hours7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution240 x 240n/an/a453 x 454453x45448 x 128
Size1.3 inchesn/a0.91 inches1.39 inches1.39 inches0.74 inches
Touchn/a
TypeTFTLEDn/aAMOLEDAMOLEDOLED

Functions

Audio SpeakerAlerts only
Clockn/a
Phone
Vibrationn/a
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX82 ATMIPX71 ATM1 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wearn/an/aAndroid WearAndroid Wear
Apps
Music

All Wearables