Polar M400 vs. Asus ZenWatch vs. Garmin 645 Music vs. Skagen Falster 2

 
M400
ZenWatch
645 Music
Falster 2
 PolarM400Remove Buy NowAsusZenWatchRemove Buy NowGarmin645 MusicRemove Buy NowSkagenFalster 2Remove Buy Now

Basic Info

Suggested Price$200$150$450$199
Release2014201420182019

Activity & Fitness

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

Battery

Duration8 hours to 30 daysNA7 days1 day
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a320 x 320240 x 240320 x 320
Sizen/a1.63 inches1.2 inches1.19 inches
Touch
Typen/aAMOLEDMIPOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMIP555 ATM3 ATM

Notifications

Phone
EmailsNA
TextsNA

Software

Operating Systemn/aAndroid WearWear OS
Apps
Music

All Wearables