Casio WSD-F20A vs. Garmin Forerunner 235 vs. Fitbit Charge HR vs. Jawbone UP24 vs. Amazfit T-Rex

 
WSD-F20A
Forerunner 235
Charge HR
UP24
T-Rex
 CasioWSD-F20ARemove Buy NowGarminForerunner 235Remove Buy NowFitbitCharge HRRemove Buy NowJawboneUP24Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$399$299.99$150$130$140
Release20182017201520132019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration1 day9 days5 days14 days20 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNANA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320215 x 180NANA360 x 360
Size1.32 inches1.23 inchesNANA1.3 inches
TouchNANA
TypeLCDMIPOLEDNAAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM1 ATMSplash Resistant5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemWear OSNANABuild-in
Apps
Music

All Wearables