Polar Loop 2 vs. Withings Go vs. Michael Kors Grayson vs. Fitbit Flex vs. Jawbone UP Move vs. Michael Kors Grayson

 
Loop 2
Go
Grayson
Flex
UP Move
Grayson
 PolarLoop 2Remove Buy NowWithingsGoRemove Buy NowMichael KorsGraysonRemove Buy NowFitbitFlexRemove Buy NowJawboneUP MoveRemove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$120$80$350$100$50$350
Release201520162018201320142018

Activity & Fitness

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

Battery

Duration8 days (without notifications)8 months24 hours5 days6 months24 hours
Rechargeable

Compatibility

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

Connectivity

Bluetoothn/a
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/aNA
Resolutionn/an/a453 x 454NANA453x454
Sizen/an/a1.39 inchesNANA1.39 inches
Touchn/aNANA
TypeLEDE-InkAMOLEDLEDNAAMOLED

Functions

Audio Speaker
Clock
Phonen/a
Vibrationn/a
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance2 ATM5 ATM1 ATM1 ATMSplash Resistant1 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

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

All Wearables