The Humber 9/20 was a compact model produced by Humber Limited and introduced in 1925. Designed as a more affordable option within its line of automobiles, the 9/20 was offered as tourer (4-door convertible), closed saloon and limousine. It was powered by a 3.5L inline six engine and a 4-speed manual transmission. The 9/20 was known for its accessibility, practicality and quality, which made it a highly appreciated model in its segment. Its durability and easy maintenance also made it popular in secondary markets. The Humber 9/20 was produced up to 1930.