Fitbit Surge vs. Garmin Vivoactive HR vs. ASUS ZenWatch 3 vs. Garmin 645 Music vs. Michael Kors Grayson vs. Michael Kors Grayson

 
Surge
Vivoactive HR
ZenWatch 3
645 Music
Grayson
Grayson
 FitbitSurgeRemove Buy NowGarminVivoactive HRRemove Buy NowASUSZenWatch 3Remove Buy NowGarmin645 MusicRemove Buy NowMichael KorsGraysonRemove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$250$250$229$450$350$350
Release201620162017201820182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration7 days13 hours to 8 days48 hours7 days24 hours24 hours
Rechargeable

Compatibility

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

Connectivity

BluetoothYes
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a148 x 205400 x 400240 x 240453 x 454453x454
Size1.26 inches1.38 inches1.39 inches1.2 inches1.39 inches1.39 inches
Touch
TypeMonochrome LCDn/aAMOLEDMIPAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

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

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aAndroid Wear 2Android WearAndroid Wear
Apps
Music

All Wearables