Pebble Classic vs. Polar M400 vs. Moov Now vs. Casio WSD-F20A vs. Fitbit Charge

 
Classic
M400
Now
WSD-F20A
Charge
 PebbleClassicRemove Buy NowPolarM400Remove Buy NowMoovNowRemove Buy NowCasioWSD-F20ARemove Buy NowFitbitChargeRemove Buy Now

Basic Info

Suggested Price$99$200$79$399$130
Release20132014201520182014

Activity & Fitness

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

Battery

Duration5-7 days8 hours to 30 days6 months1 day7-10 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution168 x 144n/an/a320 x 320NA
Size1.26 inchesn/an/a1.32 inchesNA
Touchn/aNA
Typee-papern/an/aLCDOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibrationn/a
Voice

Hardware

Accelerometer
Barometer or Altimetern/a
Ultraviolet Sensor
Water Resistance5 ATM3 ATMn/a5 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSn/an/aWear OSNA
Apps
Music

All Wearables