Polar M600 vs. Polar V800 vs. Fitbit Flex 2 vs. Casio WSD-F20A vs. Polar Loop

 
M600
V800
Flex 2
WSD-F20A
Loop
 PolarM600Remove Buy NowPolarV800Remove Buy NowFitbitFlex 2Remove Buy NowCasioWSD-F20ARemove Buy NowPolarLoopRemove Buy Now

Basic Info

Suggested Price$330$470$100$399$100
Release20162014201620182013

Activity & Fitness

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

Battery

Duration2 days13 hours to 30 days5 days1 day5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/an/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution240 x 240n/an/a320 x 320NA
Size1.3 inchesn/an/a1.32 inchesNA
Touchn/an/a
TypeTFTn/aLEDLCDLED

Functions

Audio SpeakerAlerts onlyAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX83 ATM5 ATM5 ATM2 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wearn/an/aWear OSNA
Apps
Music

All Wearables