Garmin Forerunner 225 vs. Fitbit Flex 2 vs. Asus ZenWatch vs. Garmin 645 Music vs. Garmin Forerunner 235

 
Forerunner 225
Flex 2
ZenWatch
645 Music
Forerunner 235
 GarminForerunner 225Remove Buy NowFitbitFlex 2Remove Buy NowAsusZenWatchRemove Buy NowGarmin645 MusicRemove Buy NowGarminForerunner 235Remove Buy Now

Basic Info

Suggested Price$300$100$150$450$299.99
Release20152016201420182017

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10 hours to 4 weeks5 daysNA7 days9 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution180 x 180n/a320 x 320240 x 240215 x 180
Size1 inchn/a1.63 inches1.2 inches1.23 inches
Touchn/a
Typen/aLEDAMOLEDMIPMIP

Functions

Audio Speaker22
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATMIP555 ATM5 ATM

Notifications

Phonen/a
Emailsn/aNA
Textsn/aNA

Software

Operating Systemn/an/aAndroid Wear
Appsn/a
Musicn/a

All Wearables