Polar M600 vs. Polar V800 vs. Fitbit Flex 2 vs. Casio WSD-F20A vs. Apple Watch Series 5

 
M600
V800
Flex 2
WSD-F20A
Watch Series 5
 PolarM600Remove Buy NowPolarV800Remove Buy NowFitbitFlex 2Remove Buy NowCasioWSD-F20ARemove Buy NowAppleWatch Series 5Remove Buy Now

Basic Info

Suggested Price$330$470$100$399$329
Release20162014201620182019

Activity & Fitness

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

Battery

Duration2 days13 hours to 30 days5 days1 dayNot Yet
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/an/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution240 x 240n/an/a320 x 320384 x 480
Size1.3 inchesn/an/a1.32 inches1.78 Inches
Touchn/an/a
TypeTFTn/aLEDLCDMicroLED

Functions

Audio SpeakerAlerts onlyAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX83 ATM5 ATM5 ATMNot Yet

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wearn/an/aWear OSWatchOS 5
Apps
Music

All Wearables