Garmin Forerunner 735XT vs. Casio WSD-F20A vs. Fitbit Versa 2 vs. Garmin Vivosmart 4 vs. Amazfit T-Rex

 
Forerunner 735XT
WSD-F20A
Versa 2
Vivosmart 4
T-Rex
 GarminForerunner 735XTRemove Buy NowCasioWSD-F20ARemove Buy NowFitbitVersa 2Remove Buy NowGarminVivosmart 4Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$450$399$199$130$140
Release20162018201920182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration14 hours to 11 days1 day5 days7 days20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution215 x 180320 x 320300 x 30048 x 128360 x 360
Size1.23 inches1.32 inches1.34 inches0.74 inches1.3 inches
Touchn/a
Typen/aLCDAMOLEDOLEDAMOLED

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/aWear OSBuild-inBuild-in
Apps
Music

All Wearables