ASUS ZenWatch 2 vs. ASUS ZenWatch 3 vs. Fitbit Ionic vs. Fitbit Charge 3 vs. Fitbit Inspire HR

 
ZenWatch 2
ZenWatch 3
Ionic
Charge 3
Inspire HR
 ASUSZenWatch 2Remove Buy NowASUSZenWatch 3Remove Buy NowFitbitIonicRemove Buy NowFitbitCharge 3Remove Buy NowFitbitInspire HRRemove Buy Now

Basic Info

Suggested Price$150$229$299$150$99
Release20162017201720182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a48 hours4+ days7 days5 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 400348x25066 x 18139 x 60
Size1.63 inches or 1.45 inch1.39 inches1.42.721 inches1.4 inches
Touch
TypeAMOLEDAMOLEDOLEDOLEDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP6750m5 ATM5 ATM

Notifications

Phone
Emailsn/a
Textsn/a

Software

Operating SystemAndroid WearAndroid Wear 2Fitbit OSNAFitbit OS
Apps
Music

All Wearables