Apple Watch Series 3 vs. Garmin Vivoactive HR vs. Garmin Vivoactive 3 vs. Michael Kors Grayson vs. Fitbit Flex vs. Michael Kors Grayson

 
Watch Series 3
Vivoactive HR
Vivoactive 3
Grayson
Flex
Grayson
 AppleWatch Series 3Remove Buy NowGarminVivoactive HRRemove Buy NowGarminVivoactive 3Remove Buy NowMichael KorsGraysonRemove Buy NowFitbitFlexRemove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$329$250$299$350$100$350
Release201720162017201820132018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration18 hours13 hours to 8 days7 days24 hours5 days24 hours
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution340 x 272 or 390 x 312148 x 205240 x 240453 x 454NA453x454
Size1.5 inches or 1.65 inches1.38 inches1.2 inches1.39 inchesNA1.39 inches
TouchNA
TypeAMOLEDn/aMIPAMOLEDLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

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

Notifications

Phone
Emails
Texts

Software

Operating SystemWatchOS 4n/aAndroid WearNAAndroid Wear
Apps
Music

All Wearables