Polar M600 vs. TomTom Spark vs. Casio WSD-F20A vs. Polar Loop vs. Apple Watch Series 4

 
M600
Spark
WSD-F20A
Loop
Watch Series 4
 PolarM600Remove Buy NowTomTomSparkRemove Buy NowCasioWSD-F20ARemove Buy NowPolarLoopRemove Buy NowAppleWatch Series 4Remove Buy Now

Basic Info

Suggested Price$330$150$399$100$329
Release20162015201820132018

Activity & Fitness

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

Battery

Duration2 daysn/a1 day5 daysNot Yet
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution240 x 240n/a320 x 320NA384 x 480
Size1.3 inchesn/a1.32 inchesNA1.78 inches
Touchn/a
TypeTFTLCDLCDLEDMicroLED

Functions

Audio SpeakerAlerts onlyBluetooth
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX85 ATM5 ATM2 ATMNot Yet

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating SystemAndroid Wearn/aWear OSNAWatch OS 5
Apps
Music

All Wearables