Polar M400 vs. Apple Watch vs. Garmin Fenix 5x Plus vs. Garmin Vivosmart HR Plus vs. Michael Kors Access Sofie HR

 
M400
Watch
Fenix 5x Plus
Vivosmart HR Plus
Access Sofie HR
 PolarM400Remove Buy NowAppleWatchRemove Buy NowGarminFenix 5x PlusRemove Buy NowGarminVivosmart HR PlusRemove Buy NowMichael KorsAccess Sofie HRRemove Buy Now

Basic Info

Suggested Price$200$349$850$179$395
Release20142015201820172019

Activity & Fitness

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

Battery

Duration8 hours to 30 days18 hours20 days5 days2 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a340 x 272 or 390 x 312240 x 240160 x 68390 x 390
Sizen/a1.5 inches or 1.65 inches1.2 inches0.5 inches x 0.8 inches1.19 inches
Touch
Typen/aAMOLEDMIPLCDOMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMIPX710 ATM5 ATM0.3 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWatch OSWear OSNAWear OS
Apps
Music

All Wearables