Fitbit Flex 2 vs. Apple Watch Series 2 vs. Michael Kors Grayson vs. Fitbit Charge 3 vs. Garmin Forerunner 45 vs. Michael Kors Grayson

 
Flex 2
Watch Series 2
Grayson
Charge 3
Forerunner 45
Grayson
 FitbitFlex 2Remove Buy NowAppleWatch Series 2Remove Buy NowMichael KorsGraysonRemove Buy NowFitbitCharge 3Remove Buy NowGarminForerunner 45Remove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$100$269$350$150$199$350
Release201620162018201820192018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days18 hours24 hours7 days7 days24 hours
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
WindowsNot yet

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Colorn/a
Resolutionn/a340 x 272 or 390 x 312453 x 45466 x 18208 x 208453x454
Sizen/a1.5 inches or 1.65 inches1.39 inches.721 inches1.04 inches1.39 inches
Touchn/a
TypeLEDAMOLEDAMOLEDOLEDLCDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5ATM1 ATM5 ATM5 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWatch OSAndroid WearNABuilt-inAndroid Wear
Apps
Music

All Wearables