Casio WSD-F20A vs. Fitbit Charge HR vs. Jawbone UP24 vs. Garmin Forerunner 45 vs. Apple Series 6

 
WSD-F20A
Charge HR
UP24
Forerunner 45
Series 6
 CasioWSD-F20ARemove Buy NowFitbitCharge HRRemove Buy NowJawboneUP24Remove Buy NowGarminForerunner 45Remove Buy NowAppleSeries 6Remove Buy Now

Basic Info

Suggested Price$399$150$130$199$399
Release20182015201320192020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration1 day5 days14 days7 daysNot yet
Rechargeable

Compatibility

Android
iOS
Windows PhoneNANA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320NANA208 x 208384 x 480
Size1.32 inchesNANA1.04 inches40mm
TouchNANA
TypeLCDOLEDNALCDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor5 ATM
Water Resistance5 ATM1 ATMSplash Resistant5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemWear OSNANABuilt-inWatchOS 5
Apps
Music

All Wearables