Polar M400 vs. Polar M430 vs. Garmin Chronos vs. Michael Kors Access Sofie HR vs. Apple SE

 
M400
M430
Chronos
Access Sofie HR
SE
 PolarM400Remove Buy NowPolarM430Remove Buy NowGarminChronosRemove Buy NowMichael KorsAccess Sofie HRRemove Buy NowAppleSERemove Buy Now

Basic Info

Suggested Price$200$255$1500$395$279
Release20142017201820192020

Activity & Fitness

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

Battery

Duration8 hours to 30 days30 hours8 days2 days18 hours
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a128x128218 x 218390 x 390384 x 480
Sizen/a1.4 inch1.2 inches1.19 inches40mm
Touch
Typen/aLCDMIPOMOLEDMicroLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet SensorNot yet
Water Resistance3 ATMWR3010 ATM0.3 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWear OSWear OSWatchOS 5
Apps
Music

All Wearables