Casio WSD-F20A vs. LG Watch Urbane vs. Fitbit Charge vs. Fitbit Charge 3 vs. Amazfit T-Rex

 
WSD-F20A
Watch Urbane
Charge
Charge 3
T-Rex
 CasioWSD-F20ARemove Buy NowLGWatch UrbaneRemove Buy NowFitbitChargeRemove Buy NowFitbitCharge 3Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$399$245$130$150$140
Release20182015201420182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
SleepNA
Steps
Swim

Battery

Duration1 dayNA7-10 days7 days20 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNANA
MacNA
WindowsNANot yet

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-FiNA

Display

Color
Resolution320 x 320320 x 320NA66 x 18360 x 360
Size1.32 inches1.3 inchesNA.721 inches1.3 inches
TouchNA
TypeLCDP-OLEDOLEDOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIP671 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemWear OSAndroid WearNANABuild-in
Apps
Music

All Wearables