ASUS ZenWatch 2 vs. ASUS ZenWatch 3 vs. Fitbit Ionic vs. Garmin Forerunner 235 vs. Fitbit Flex

 
ZenWatch 2
ZenWatch 3
Ionic
Forerunner 235
Flex
 ASUSZenWatch 2Remove Buy NowASUSZenWatch 3Remove Buy NowFitbitIonicRemove Buy NowGarminForerunner 235Remove Buy NowFitbitFlexRemove Buy Now

Basic Info

Suggested Price$150$229$299$299.99$100
Release20162017201720172013

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a48 hours4+ days9 days5 days
Rechargeable

Compatibility

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

Connectivity

BluetoothYes
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320400 x 400348x250215 x 180NA
Size1.63 inches or 1.45 inch1.39 inches1.421.23 inchesNA
TouchNA
TypeAMOLEDAMOLEDOLEDMIPLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP6750m5 ATM1 ATM

Notifications

Phone
Emailsn/a
Textsn/a

Software

Operating SystemAndroid WearAndroid Wear 2Fitbit OSNA
Apps
Music

All Wearables