Casio WSD-F20A vs. Fitbit Flex vs. Pebble Core vs. Polar Loop vs. Sony SmartBand

 
WSD-F20A
Flex
Core
Loop
SmartBand
 CasioWSD-F20ARemove Buy NowFitbitFlexRemove Buy NowPebbleCoreRemove Buy NowPolarLoopRemove Buy NowSonySmartBandRemove Buy Now

Basic Info

Suggested Price$399$100$99$100$100
Release20182013201620132014

Activity & Fitness

Calories
Cycling (Bicycling)NA
Distance
Heart
Oxygen
SleepNA
Steps
Swim

Battery

Duration1 day5 daysNA5 days5 days
Rechargeable

Compatibility

Android
iOSNA
Windows PhoneNANANANA
MacNANANA
WindowsNANANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

ColorNA
Resolution320 x 320NANANANA
Size1.32 inchesNANANANA
TouchNANANA
TypeLCDLEDNALEDNA

Functions

Audio Speaker
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM1 ATMNA2 ATMIP58

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating SystemWear OSNANANANA
Apps
Music

All Wearables