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

 
M600
Band 2
WSD-F20A
Flex
Loop
 PolarM600Remove Buy NowMicrosoftBand 2Remove Buy NowCasioWSD-F20ARemove Buy NowFitbitFlexRemove Buy NowPolarLoopRemove Buy Now

Basic Info

Suggested Price$330$250$399$100$100
Release20162015201820132013

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days48 hours (without GPS)1 day5 days5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNANA
Macn/aNA
Windowsn/aNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution240 x 240320 x 128320 x 320NANA
Size1.3 inches1.36 inches1.32 inchesNANA
Touchn/aNA
TypeTFTCapacitative TFTLCDLEDLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX8IPX75 ATM1 ATM2 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wearn/aWear OSNANA
Apps
Music

All Wearables