ASUS ZenWatch 2 vs. Garmin 645 Music vs. Garmin Forerunner 45 vs. Garmin Vivosmart 4 vs. Fitbit Inspire HR

 
ZenWatch 2
645 Music
Forerunner 45
Vivosmart 4
Inspire HR
 ASUSZenWatch 2Remove Buy NowGarmin645 MusicRemove Buy NowGarminForerunner 45Remove Buy NowGarminVivosmart 4Remove Buy NowFitbitInspire HRRemove Buy Now

Basic Info

Suggested Price$150$450$199$130$99
Release20162018201920182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a7 days7 days7 days5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320240 x 240208 x 20848 x 128139 x 60
Size1.63 inches or 1.45 inch1.2 inches1.04 inches0.74 inches1.4 inches
Touch
TypeAMOLEDMIPLCDOLEDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP675 ATM5 ATM5 ATM5 ATM

Notifications

Phone
Emailsn/a
Textsn/a

Software

Operating SystemAndroid WearBuilt-inFitbit OS
Apps
Music

All Wearables