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

 
M400
Fenix 5
ZenWatch
Explorist
Flex
 PolarM400Remove Buy NowGarminFenix 5Remove Buy NowAsusZenWatchRemove Buy NowFossilExploristRemove Buy NowFitbitFlexRemove Buy Now

Basic Info

Suggested Price$200$599.99$150$255$100
Release20142017201420182013

Activity & Fitness

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

Battery

Duration8 hours to 30 days2 WeeksNA24 hours5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNANA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a240 x 240320 x 320454 x454NA
Sizen/a1.2 inches1.63 inches1.4 inchesNA
TouchNA
Typen/anaAMOLEDAMOLEDLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM10 ATMIP55IP671 ATM

Notifications

Phone
EmailsNA
TextsNA

Software

Operating Systemn/aAndroid WearWear OSNA
Apps
Music

All Wearables