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

 
ZenWatch 2
Ionic
Forerunner 235
Flex
Sense 2
 ASUSZenWatch 2Remove Buy NowFitbitIonicRemove Buy NowGarminForerunner 235Remove Buy NowFitbitFlexRemove Buy NowFitbitSense 2Remove Buy Now

Basic Info

Suggested Price$150$299$299.99$100$300
Release20162017201720132022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a4+ days9 days5 days6 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320348x250215 x 180NA336x336
Size1.63 inches or 1.45 inch1.421.23 inchesNA1.59 inches
TouchNA
TypeAMOLEDOLEDMIPLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP6750m5 ATM1 ATM5 ATM

Notifications

Phone
Emailsn/a
Textsn/a

Software

Operating SystemAndroid WearFitbit OSNA
Apps
Music

All Wearables