SketchFab is lovely, but I’m not sure it has same rendering output as UE4 so pictures/video actually could better represent what you will see in UE4.
However I think it’s awesome and should be used everywhere 8) Come on, I could add spaceships to my forum post, it is priceless!
[sketchfab]adccd1d742534da8a522bbd20b915bdd[/sketchfab]