ASUS ZenWatch 2 vs. Polar M400 vs. Asus VivoWatch vs. Garmin Fenix 5x Plus vs. Fitbit Flex

 
ZenWatch 2
M400
VivoWatch
Fenix 5x Plus
Flex
 ASUSZenWatch 2Remove Buy NowPolarM400Remove Buy NowAsusVivoWatchRemove Buy NowGarminFenix 5x PlusRemove Buy NowFitbitFlexRemove Buy Now

Basic Info

Suggested Price$150$200$160$850$100
Release20162014201820182013

Activity & Fitness

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

Battery

Durationn/a8 hours to 30 days24 hours to 10 days20 days5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320n/a128 x 128240 x 240NA
Size1.63 inches or 1.45 inchn/aNA1.2 inchesNA
TouchNA
TypeAMOLEDn/aNAMIPLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or AltimeterNA
Ultraviolet Sensor
Water ResistanceIP673 ATMIP6710 ATM1 ATM

Notifications

Phone
Emailsn/a
Textsn/a

Software

Operating SystemAndroid Wearn/aKoodOSWear OSNA
Apps
Music

All Wearables