But the wide fuselage was more comfortable than the 'fast bombers' like the Sparviero.
It had a wider fuselage and a closed 4-place rear cab.
A second prototype is under development with a wider fuselage and more streamlined nose.
Improved version, with a wider fuselage and a number of design improvements.
British variant with wider fuselage and two doors, two built.
It was also capable of carrying a greater bombload than the SM.79, due to its wide fuselage.
The 18a and 18b had slightly wider fuselage.
Some had a wider fuselage to accommodate a power driven gun turret.
The fixed wing was put onto a flat, wide fuselage that also provided an effective lifting surface.