Polar M430 vs. Apple Watch vs. Casio WSD-F20A vs. Michael Kors Access Sofie vs. Fitbit Alta HR

 
M430
Watch
WSD-F20A
Access Sofie
Alta HR
 PolarM430Remove Buy NowAppleWatchRemove Buy NowCasioWSD-F20ARemove Buy NowMichael KorsAccess SofieRemove Buy NowFitbitAlta HRRemove Buy Now

Basic Info

Suggested Price$255$349$399$395$150
Release20172015201820172017

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration30 hours18 hours1 day1 day7 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution128x128340 x 272 or 390 x 312320 x 320390 x 390 1.19 inches128 x 36
Size1.4 inch1.5 inches or 1.65 inches1.32 inches1.4 inches
TouchAMOLDED
TypeLCDAMOLEDLCDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceWR30IPX75 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemWatch OSWear OSAndroid Wear 2.0
Apps
Music

All Wearables