Pebble 2 vs. Fitbit Zip vs. Polar M430 vs. Casio WSD-F20A vs. Fitbit Flex

 
2
Zip
M430
WSD-F20A
Flex
 Pebble2Remove Buy NowFitbitZipRemove Buy NowPolarM430Remove Buy NowCasioWSD-F20ARemove Buy NowFitbitFlexRemove Buy Now

Basic Info

Suggested Price$129$60$255$399$100
Release20162012201720182013

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration7 days6 months30 hours1 day5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/a128x128320 x 320NA
Sizen/an/a1.4 inch1.32 inchesNA
TouchNA
Typee-papern/aLCDLCDLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMSplash ResistantWR305 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSn/aWear OSNA
Apps
Music

All Wearables