The Lennon-McCartney comparison was frequently made and that was an image that critics could relate to. But it wasn't something people in the street could pick up on the way they'll pick up on someone who's really good-looking.
September 1983 interview with NME, reprinted in "NME Rock 'N' Roll Years 3" Tobler, John (1992). NME Rock 'N' Roll Years (1st ed.). London: Reed International Books Ltd. p. 384. CN 5585.