Polar M400 vs. Asus ZenWatch vs. Fitbit Charge 3 vs. Jawbone UP3 vs. Michael Kors Access Sofie HR

 
M400
ZenWatch
Charge 3
UP3
Access Sofie HR
 PolarM400Remove Buy NowAsusZenWatchRemove Buy NowFitbitCharge 3Remove Buy NowJawboneUP3Remove Buy NowMichael KorsAccess Sofie HRRemove Buy Now

Basic Info

Suggested Price$200$150$150$180$395
Release20142014201820132019

Activity & Fitness

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

Battery

Duration8 hours to 30 daysNA7 days7 days2 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNANA
MacNANA
WindowsNANot yetNA

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Color
Resolutionn/a320 x 32066 x 18NA390 x 390
Sizen/a1.63 inches.721 inchesNA1.19 inches
TouchNA
Typen/aAMOLEDOLEDNAOMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMIP555 ATMNA0.3 ATM

Notifications

Phone
EmailsNA
TextsNA

Software

Operating Systemn/aAndroid WearNANAWear OS
Apps
MusicNA

All Wearables