How much lack of similarity in airliner flying?

In article ,
Otis McNatt wrote:
If there happened to be an airline pilot
on board who was certified in any of the other Boeing models, from the
717 up the 747 and 777, but having no experience flying the 737, would he
have much of a problem landing the plane?

Hell, I could probably land it. But I can't tell you what systems are
powered by electrical bus B, or whether loss of hydraulic system A
renders the auto brakes inop. That's the difference between being a
pilot and having a type rating.

--
Ben Jackson

http://www.ben.com/