Garmin Vivoactive vs. Garmin Vivoactive HR vs. Casio WSD-F20A vs. Fitbit Charge 3 vs. Amazfit T-Rex

 
Vivoactive
Vivoactive HR
WSD-F20A
Charge 3
T-Rex
 GarminVivoactiveRemove Buy NowGarminVivoactive HRRemove Buy NowCasioWSD-F20ARemove Buy NowFitbitCharge 3Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$250$250$399$150$140
Release20152016201820182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration14 hours to 11 days13 hours to 8 days1 day7 days20 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Macn/an/a
Windowsn/an/aNot yet

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Color
Resolution205 x 148148 x 205320 x 32066 x 18360 x 360
Size1.38 inches1.38 inches1.32 inches.721 inches1.3 inches
Touch
TypeLCDn/aLCDOLEDAMOLED

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 Systemn/an/aWear OSNABuild-in
Apps
Music

All Wearables