Fitbit Flex 2 vs. Fossil Q Reveler vs. Michael Kors Grayson vs. Fitbit Charge 3 vs. Michael Kors Grayson vs. Garmin Vivosmart 4

 
Flex 2
Q Reveler
Grayson
Charge 3
Grayson
Vivosmart 4
 FitbitFlex 2Remove Buy NowFossilQ RevelerRemove Buy NowMichael KorsGraysonRemove Buy NowFitbitCharge 3Remove Buy NowMichael KorsGraysonRemove Buy NowGarminVivosmart 4Remove Buy Now

Basic Info

Suggested Price$100$125$350$150$350$130
Release201620152018201820182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days7 days24 hours7 days24 hours7 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Macn/a
Windowsn/aNot yet

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Colorn/an/a
Resolutionn/an/a453 x 45466 x 18453x45448 x 128
Sizen/an/a1.39 inches.721 inches1.39 inches0.74 inches
Touchn/an/a
TypeLEDn/aAMOLEDOLEDAMOLEDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIP671 ATM5 ATM1 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aAndroid WearNAAndroid Wear
Apps
Music

All Wearables