ASUS ZenWatch 2 vs. ASUS ZenWatch 3 vs. Garmin 645 Music vs. Fitbit Charge 3 vs. Garmin VivoActive 4

 
ZenWatch 2
ZenWatch 3
645 Music
Charge 3
VivoActive 4
 ASUSZenWatch 2Remove Buy NowASUSZenWatch 3Remove Buy NowGarmin645 MusicRemove Buy NowFitbitCharge 3Remove Buy NowGarminVivoActive 4Remove Buy Now

Basic Info

Suggested Price$150$229$450$150$349
Release20162017201820182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a48 hours7 days7 days8 days
Rechargeable

Compatibility

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

Connectivity

BluetoothYes
Cellular
GPS
NFCNA
Wi-Fi

Display

Color
Resolution320 x 320400 x 400240 x 24066 x 18260 x 260
Size1.63 inches or 1.45 inch1.39 inches1.2 inches.721 inches1.3ionches
Touch
TypeAMOLEDAMOLEDMIPOLEDMIP

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP675 ATM5 ATM5 ATM

Notifications

Phone
Emailsn/a
Textsn/a

Software

Operating SystemAndroid WearAndroid Wear 2NAWear OS
Apps
Music

All Wearables