ASUS ZenWatch 2 vs. Garmin Forerunner 735XT vs. Fitbit Ionic vs. Apple Watch vs. Fitbit Flex

 
ZenWatch 2
Forerunner 735XT
Ionic
Watch
Flex
 ASUSZenWatch 2Remove Buy NowGarminForerunner 735XTRemove Buy NowFitbitIonicRemove Buy NowAppleWatchRemove Buy NowFitbitFlexRemove Buy Now

Basic Info

Suggested Price$150$450$299$349$100
Release20162016201720152013

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a14 hours to 11 days4+ days18 hours5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/aNANA
Macn/an/aNA
Windowsn/an/aNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320215 x 180348x250340 x 272 or 390 x 312NA
Size1.63 inches or 1.45 inch1.23 inches1.421.5 inches or 1.65 inchesNA
Touchn/aNA
TypeAMOLEDn/aOLEDAMOLEDLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP675 ATM50mIPX71 ATM

Notifications

Phone
Emailsn/a
Textsn/a

Software

Operating SystemAndroid Wearn/aFitbit OSWatch OSNA
Apps
Music

All Wearables