Dauphine sales exceeded two million units worldwide. In the United States, it was introduced as an alternative to the fast-selling Volkswagen Beetle. Initial Dauphine sales were strong, but lack of power and other defects soon resulted in a marketplace collapse. These and more are chronicled in the link above.
The Dauphine was not a beautiful car nor was it even especially attractive. But for a small mid-1950s car with a rear-mounted, water-cooled motor and its attendant packaging requirements, its styling was not bad.