Polar Loop 2 vs. TomTom Touch vs. Withings Go vs. Michael Kors Grayson vs. Fitbit Charge vs. Michael Kors Grayson

 
Loop 2
Touch
Go
Grayson
Charge
Grayson
 PolarLoop 2Remove Buy NowTomTomTouchRemove Buy NowWithingsGoRemove Buy NowMichael KorsGraysonRemove Buy NowFitbitChargeRemove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$120$130$80$350$130$350
Release201520162016201820142018

Activity & Fitness

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

Battery

Duration8 days (without notifications)5 days8 months24 hours7-10 days24 hours
Rechargeable

Compatibility

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

Connectivity

Bluetoothn/a
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/an/a453 x 454NA453x454
Sizen/a0.91 inchesn/a1.39 inchesNA1.39 inches
Touchn/aNA
TypeLEDn/aE-InkAMOLEDOLEDAMOLED

Functions

Audio Speaker
Clockn/a
Phonen/a
Vibrationn/an/a
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance2 ATMIPX75 ATM1 ATM1 ATM1 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

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

All Wearables