ASUS ZenWatch 2 vs. Motorola Moto 360 (2nd Gen) vs. Polar M400 vs. Garmin Forerunner 235 vs. Fitbit Flex

 
ZenWatch 2
Moto 360 (2nd Gen)
M400
Forerunner 235
Flex
 ASUSZenWatch 2Remove Buy NowMotorolaMoto 360 (2nd Gen)Remove Buy NowPolarM400Remove Buy NowGarminForerunner 235Remove Buy NowFitbitFlexRemove Buy Now

Basic Info

Suggested Price$150$300$200$299.99$100
Release20162015201420172013

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/a
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a1.5 days8 hours to 30 days9 days5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320360 x 325 or 360 x 330n/a215 x 180NA
Size1.63 inches or 1.45 inch1.37 inches or 1.56 inchesn/a1.23 inchesNA
TouchNA
TypeAMOLEDLCDn/aMIPLED

Functions

Audio SpeakerBluetoothAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP67IP673 ATM5 ATM1 ATM

Notifications

Phone
Emailsn/a
Textsn/a

Software

Operating SystemAndroid WearAndroid Wearn/aNA
Apps
Musicn/a

All Wearables