Casio WSD-F20A vs. LG G Watch vs. Jawbone UP2 vs. Garmin Forerunner 45 vs. Amazfit T-Rex

 
WSD-F20A
G Watch
UP2
Forerunner 45
T-Rex
 CasioWSD-F20ARemove Buy NowLGG WatchRemove Buy NowJawboneUP2Remove Buy NowGarminForerunner 45Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$399$230$100$199$140
Release20182014201520192019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration1 day1.5 days7 days7 days20 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNANA
MacNANA
WindowsNANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320280 x 280NA208 x 208360 x 360
Size1.32 inches1.65 inchesNA1.04 inches1.3 inches
TouchNA
TypeLCDIPS LCDNALCDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIP67Splash resistant5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemWear OSAndroid WearNABuilt-inBuild-in
Apps
Music

All Wearables