Hans Nibel designed a shorter, open-top version of the Mercedes-Benz Mannheim and introduced it in 1931 at the Berlin Motor Show.

The Mercedes-Benz Typ Mannheim sedan is a classic car produced by Mercedes-Benz between 1929 and 1934. It was named after the German city of Mannheim, where Mercedes had one of its manufacturing facilities. It was designed by Hans Nibel, who continued Ferdinand Porsche's work.