Garmin Forerunner 225 vs. Asus ZenWatch vs. Garmin Chronos vs. Garmin Forerunner 235 vs. Fitbit Flex

 
Forerunner 225
ZenWatch
Chronos
Forerunner 235
Flex
 GarminForerunner 225Remove Buy NowAsusZenWatchRemove Buy NowGarminChronosRemove Buy NowGarminForerunner 235Remove Buy NowFitbitFlexRemove Buy Now

Basic Info

Suggested Price$300$150$1500$299.99$100
Release20152014201820172013

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10 hours to 4 weeksNA8 days9 days5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution180 x 180320 x 320218 x 218215 x 180NA
Size1 inch1.63 inches1.2 inches1.23 inchesNA
TouchNA
Typen/aAMOLEDMIPMIPLED

Functions

Audio Speaker22
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIP5510 ATM5 ATM1 ATM

Notifications

Phonen/a
Emailsn/aNA
Textsn/aNA

Software

Operating Systemn/aAndroid WearWear OSNA
Appsn/a
Musicn/a

All Wearables