Garmin Fenix 3 vs. Fitbit Flex 2 vs. Garmin 645 Music vs. Michael Kors Grayson vs. Samsung Gear Sport vs. Michael Kors Grayson

 
Fenix 3
Flex 2
645 Music
Grayson
Gear Sport
Grayson
 GarminFenix 3Remove Buy NowFitbitFlex 2Remove Buy NowGarmin645 MusicRemove Buy NowMichael KorsGraysonRemove Buy NowSamsungGear SportRemove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$500$100$450$350$299.99$350
Release201520162018201820172018

Activity & Fitness

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

Battery

Duration50 hours to 6 weeks5 days7 days24 hours2 days24 hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution218 x 218n/a240 x 240453 x 454360 x 360453x454
Size1.2 inchesn/a1.2 inches1.39 inches1.2 inches1.39 inches
Touchn/a
TypeChroma LEDLEDMIPAMOLEDSuper AMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance10 ATM5 ATM5 ATM1 ATM5 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aAndroid WearTizen OSAndroid Wear
Apps
Music

All Wearables