ASUS ZenWatch 2 vs. Fitbit Ionic vs. Apple Watch vs. Garmin 645 Music vs. Fitbit Charge 3

 
ZenWatch 2
Ionic
Watch
645 Music
Charge 3
 ASUSZenWatch 2Remove Buy NowFitbitIonicRemove Buy NowAppleWatchRemove Buy NowGarmin645 MusicRemove Buy NowFitbitCharge 3Remove Buy Now

Basic Info

Suggested Price$150$299$349$450$150
Release20162017201520182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a4+ days18 hours7 days7 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
Macn/aNA
Windowsn/aNANot yet

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Color
Resolution320 x 320348x250340 x 272 or 390 x 312240 x 24066 x 18
Size1.63 inches or 1.45 inch1.421.5 inches or 1.65 inches1.2 inches.721 inches
Touch
TypeAMOLEDOLEDAMOLEDMIPOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP6750mIPX75 ATM5 ATM

Notifications

Phone
Emailsn/a
Textsn/a

Software

Operating SystemAndroid WearFitbit OSWatch OSNA
Apps
Music

All Wearables