The definition of compact cars are cars that are bigger than a supermini and smaller than a mid-sized car, and are defined by the US Environmental Protection Agency as having an interior volume between 100 to 109.9 cubic feet. An example of a compact car is a Toyota Corolla.
A sedan /sᵻˈdæn/ (American, Canadian, Australian, and New Zealand English) or saloon (British, Irish and Indian English) is a passenger car in a three-box configuration with A, B & C-pillars and principal volumes articulated in separate compartments for engine, passenger and cargo.
According to the Merriam-Webster dictionary, a “sport utility vehicle” is “a rugged automotive vehicle similar to a station wagon but built on a light-truck chassis”. The “SUV” term is defined as “a large vehicle that is designed to be used on rough surfaces but that is often used on city roads or highways.”
A car (or automobile) is a wheeled motor vehicle used for transportation. Most definitions of car say they run primarily on roads, seat one to eight people, have four tires, and mainly transport people rather than goods.