Apple Watch Series 3 vs. Garmin Vivosmart HR vs. Garmin Fenix 5s vs. Michael Kors Grayson vs. Fitbit Flex vs. Michael Kors Grayson

 
Watch Series 3
Vivosmart HR
Fenix 5s
Grayson
Flex
Grayson
 AppleWatch Series 3Remove Buy NowGarminVivosmart HRRemove Buy NowGarminFenix 5sRemove Buy NowMichael KorsGraysonRemove Buy NowFitbitFlexRemove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$329$170$599.99$350$100$350
Release201720152017201820132018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration18 hours5 daysUp to 9 days24 hours5 days24 hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution340 x 272 or 390 x 312160 x 68218x 218453 x 454NA453x454
Size1.5 inches or 1.65 inches1.08 inches1.1 inches1.39 inchesNA1.39 inches
TouchNA
TypeAMOLEDn/anaAMOLEDLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM10ATM1 ATM1 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemWatchOS 4n/aAndroid WearNAAndroid Wear
Apps
Music

All Wearables