Garmin Fenix 3 vs. Garmin Forerunner 735XT vs. Casio WSD-F20A vs. Fitbit Inspire HR vs. Amazfit T-Rex

 
Fenix 3
Forerunner 735XT
WSD-F20A
Inspire HR
T-Rex
 GarminFenix 3Remove Buy NowGarminForerunner 735XTRemove Buy NowCasioWSD-F20ARemove Buy NowFitbitInspire HRRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$500$450$399$99$140
Release20152016201820192019

Activity & Fitness

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

Battery

Duration50 hours to 6 weeks14 hours to 11 days1 day5 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 218215 x 180320 x 320139 x 60360 x 360
Size1.2 inches1.23 inches1.32 inches1.4 inches1.3 inches
Touchn/a
TypeChroma LEDn/aLCDOLEDAMOLED

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 OSFitbit OSBuild-in
Apps
Music

All Wearables