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

 
Classic
M600
Flex 2
WSD-F20A
Loop
 PebbleClassicRemove Buy NowPolarM600Remove Buy NowFitbitFlex 2Remove Buy NowCasioWSD-F20ARemove Buy NowPolarLoopRemove Buy Now

Basic Info

Suggested Price$99$330$100$399$100
Release20132016201620182013

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5-7 days2 days5 days1 day5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution168 x 144240 x 240n/a320 x 320NA
Size1.26 inches1.3 inchesn/a1.32 inchesNA
Touchn/an/a
Typee-paperTFTLEDLCDLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIPX85 ATM5 ATM2 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSAndroid Wearn/aWear OSNA
Apps
Music

All Wearables