Pebble Time vs. Casio WSD-F20A vs. Fitbit Flex vs. Pebble Core vs. Apple Watch Series 4

 
Time
WSD-F20A
Flex
Core
Watch Series 4
 PebbleTimeRemove Buy NowCasioWSD-F20ARemove Buy NowFitbitFlexRemove Buy NowPebbleCoreRemove Buy NowAppleWatch Series 4Remove Buy Now

Basic Info

Suggested Price$150$399$100$99$329
Release20152018201320162018

Activity & Fitness

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

Battery

Duration7 days1 day5 daysNANot Yet
Rechargeable

Compatibility

Android
iOSNA
Windows Phonen/aNANA
Macn/aNA
Windowsn/aNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution168 x 144320 x 320NANA384 x 480
Size1.26 inches1.32 inchesNANA1.78 inches
TouchNANA
Typee-paperLCDLEDNAMicroLED

Functions

Audio Speaker
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM1 ATMNANot Yet

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating SystemPebble OSWear OSNANAWatch OS 5
Apps
Music

All Wearables