Size comparison with your ordinary, run of the mill stock light freighter:

 Gundark

 Falcon

Nyubba-Class

Length: 22 meters

Width: 32.5 meters

Height: 20.6 meters

YT-1300

Length: 34.8 meters

Width: 27 meters

Height: 6.9 meters

 Go back from whence you came!

 

Falcon size based on figures swiped from
Robert Brown's exhaustive treatise on the Millennium Falcon.