Polar M430 vs. Apple Watch Series 4 vs. Diesel On Full Guard 2.5 vs. Michael Kors Access Sofie HR vs. Fitbit Inspire HR

 
M430
Watch Series 4
On Full Guard 2.5
Access Sofie HR
Inspire HR
 PolarM430Remove Buy NowAppleWatch Series 4Remove Buy NowDieselOn Full Guard 2.5Remove Buy NowMichael KorsAccess Sofie HRRemove Buy NowFitbitInspire HRRemove Buy Now

Basic Info

Suggested Price$255$329$325$395$99
Release20172018201820192019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration30 hoursNot Yet4 days2 days5 days
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution128x128384 x 480454x454390 x 390139 x 60
Size1.4 inch1.78 inches1.39 inches1.19 inches1.4 inches
Touch
TypeLCDMicroLEDOMOLEDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceWR30Not Yet3 ATM0.3 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemWatch OS 5Wear OSWear OSFitbit OS
Apps
Music

All Wearables