What is a 19th century four wheeled carrige called?

A 19th-century four-wheeled carriage is commonly referred to as a "landau." This type of carriage typically features a folding top and is designed for both comfort and style, often used by the wealthy for leisurely travel. Other similar types of four-wheeled carriages from that era include the "barouche" and the "victoria," each with distinct designs and purposes.