Casio WSD-F20A vs. Garmin Forerunner 235 vs. Fitbit Inspire HR vs. Amazfit T-Rex vs. Garmin VivoActive 4

 
WSD-F20A
Forerunner 235
Inspire HR
T-Rex
VivoActive 4
 CasioWSD-F20ARemove Buy NowGarminForerunner 235Remove Buy NowFitbitInspire HRRemove Buy NowAmazfitT-RexRemove Buy NowGarminVivoActive 4Remove Buy Now

Basic Info

Suggested Price$399$299.99$99$140$349
Release20182017201920192019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration1 day9 days5 days20 days8 days
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320215 x 180139 x 60360 x 360260 x 260
Size1.32 inches1.23 inches1.4 inches1.3 inches1.3ionches
Touch
TypeLCDMIPOLEDAMOLEDMIP

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM5 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemWear OSFitbit OSBuild-inWear OS
Apps
Music

All Wearables