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

 
Watch Series 3
Vivoactive HR
Alta
Vivosmart HR
Grayson
Grayson
 AppleWatch Series 3Remove Buy NowGarminVivoactive HRRemove Buy NowFitbitAltaRemove Buy NowGarminVivosmart HRRemove Buy NowMichael KorsGraysonRemove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$329$250$130$170$350$350
Release201720162016201520182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration18 hours13 hours to 8 days5 days5 days24 hours24 hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution340 x 272 or 390 x 312148 x 205n/a160 x 68453 x 454453x454
Size1.5 inches or 1.65 inches1.38 inchesn/a1.08 inches1.39 inches1.39 inches
Touchn/a
TypeAMOLEDn/aOLEDn/aAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATMn/a5 ATM1 ATM1 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating SystemWatchOS 4n/an/an/aAndroid WearAndroid Wear
Apps
Music

All Wearables