Casio WSD-F20A vs. Fossil Explorist vs. Fitbit Flex vs. Pebble Core vs. Apple SE

 
WSD-F20A
Explorist
Flex
Core
SE
 CasioWSD-F20ARemove Buy NowFossilExploristRemove Buy NowFitbitFlexRemove Buy NowPebbleCoreRemove Buy NowAppleSERemove Buy Now

Basic Info

Suggested Price$399$255$100$99$279
Release20182018201320162020

Activity & Fitness

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

Battery

Duration1 day24 hours5 daysNA18 hours
Rechargeable

Compatibility

Android
iOSNA
Windows PhoneNANA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320454 x454NANA384 x 480
Size1.32 inches1.4 inchesNANA40mm
TouchNANA
TypeLCDAMOLEDLEDNAMicroLED

Functions

Audio Speaker
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet SensorNot yet
Water Resistance5 ATMIP671 ATMNA

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating SystemWear OSWear OSNANAWatchOS 5
Apps
Music

All Wearables