The styling of the two models was said to be heavily influenced by American counterparts of the same time period, however in France, the new model was considered just that: new.

The traditional grill styles of previous Citroën models were abandoned and a sleeker, flatter grill was used.

There were numerous options in terms of body styles, including a particularly popular commercial line.

Sedan delivery and coupe utility vehicles were also produced under the Type AC4 index, in the basis of these vehicles, but were eventually replaced by the Citroen Type 23 trucks.

Only the last remaining stocks were sold as C4 VIII and these received the weaker engine of the successor Rosalie with 8 CV.