Garmin Forerunner 225 vs. Fitbit Flex 2 vs. Polar A360 vs. Michael Kors Grayson vs. Jawbone UP4 vs. Michael Kors Grayson

 
Forerunner 225
Flex 2
A360
Grayson
UP4
Grayson
 GarminForerunner 225Remove Buy NowFitbitFlex 2Remove Buy NowPolarA360Remove Buy NowMichael KorsGraysonRemove Buy NowJawboneUP4Remove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$300$100$200$350$200$350
Release201520162015201820152018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10 hours to 4 weeks5 days12 days24 hoursNA24 hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution180 x 180n/a160 x 80453 x 454NA453x454
Size1 inchn/a1.18 inches1.39 inchesNA1.39 inches
Touchn/aNA
Typen/aLEDn/aAMOLEDNAAMOLED

Functions

Audio Speaker22
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATMWR301 ATMNA1 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating Systemn/an/an/aAndroid WearNAAndroid Wear
Appsn/a
Musicn/aNA

All Wearables