Fitbit Flex 2 vs. Casio WSD-F20A vs. Fitbit Flex vs. Pebble Core vs. Apple Watch 8

 
Flex 2
WSD-F20A
Flex
Core
Watch 8
 FitbitFlex 2Remove Buy NowCasioWSD-F20ARemove Buy NowFitbitFlexRemove Buy NowPebbleCoreRemove Buy NowAppleWatch 8Remove Buy Now

Basic Info

Suggested Price$100$399$100$99$499
Release20162018201320162022

Activity & Fitness

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

Battery

Duration5 days1 day5 daysNA18 hrs
Rechargeable

Compatibility

Android
iOSNA
Windows Phonen/aNANA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a320 x 320NANA340 x 272 or 390 x 312
Sizen/a1.32 inchesNANA1.5 inches or 1.65 inches
Touchn/aNANA
TypeLEDLCDLEDNAAMOLED

Functions

Audio Speaker
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM1 ATMNA5 ATM

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating Systemn/aWear OSNANAWatchOS 9
Apps
Music

All Wearables