Fitbit Flex 2 vs. Withings Go vs. Michael Kors Grayson vs. Jawbone UP4 vs. Garmin Forerunner 45 vs. Michael Kors Grayson

 
Flex 2
Go
Grayson
UP4
Forerunner 45
Grayson
 FitbitFlex 2Remove Buy NowWithingsGoRemove Buy NowMichael KorsGraysonRemove Buy NowJawboneUP4Remove Buy NowGarminForerunner 45Remove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$100$80$350$200$199$350
Release201620162018201520192018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days8 months24 hoursNA7 days24 hours
Rechargeable

Compatibility

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

Connectivity

Bluetoothn/a
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/an/a
Resolutionn/an/a453 x 454NA208 x 208453x454
Sizen/an/a1.39 inchesNA1.04 inches1.39 inches
Touchn/an/aNA
TypeLEDE-InkAMOLEDNALCDAMOLED

Functions

Audio Speaker
Clock
Phonen/a
Vibrationn/a
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM1 ATMNA5 ATM1 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating Systemn/an/aAndroid WearNABuilt-inAndroid Wear
Appsn/a
MusicNA

All Wearables