Polar M400 vs. Asus ZenWatch vs. Fossil Explorist vs. Garmin Fenix 5x Plus vs. Fitbit Flex

 
M400
ZenWatch
Explorist
Fenix 5x Plus
Flex
 PolarM400Remove Buy NowAsusZenWatchRemove Buy NowFossilExploristRemove Buy NowGarminFenix 5x PlusRemove Buy NowFitbitFlexRemove Buy Now

Basic Info

Suggested Price$200$150$255$850$100
Release20142014201820182013

Activity & Fitness

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

Battery

Duration8 hours to 30 daysNA24 hours20 days5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNANA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a320 x 320454 x454240 x 240NA
Sizen/a1.63 inches1.4 inches1.2 inchesNA
TouchNA
Typen/aAMOLEDAMOLEDMIPLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMIP55IP6710 ATM1 ATM

Notifications

Phone
EmailsNA
TextsNA

Software

Operating Systemn/aAndroid WearWear OSWear OSNA
Apps
Music

All Wearables