Garmin Fenix 3 vs. Garmin Vivosmart HR vs. Casio WSD-F20A vs. Garmin Forerunner 235 vs. Amazfit T-Rex

 
Fenix 3
Vivosmart HR
WSD-F20A
Forerunner 235
T-Rex
 GarminFenix 3Remove Buy NowGarminVivosmart HRRemove Buy NowCasioWSD-F20ARemove Buy NowGarminForerunner 235Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$500$170$399$299.99$140
Release20152015201820172019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/a
Oxygen
Sleep
Steps
Swim

Battery

Duration50 hours to 6 weeks5 days1 day9 days20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution218 x 218160 x 68320 x 320215 x 180360 x 360
Size1.2 inches1.08 inches1.32 inches1.23 inches1.3 inches
Touch
TypeChroma LEDn/aLCDMIPAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance10 ATM5 ATM5 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aWear OSBuild-in
Apps
Music

All Wearables