The A-segment is the first category in the passenger car classification system defined by the European Commission. It is used for city cars, the smallest category of passenger cars defined.
Kei car, short for kei-jidōsha, is a class of ultra-compact cars unique to the Japanese domestic market, and is the smallest category of expressway-legal motor vehicles in Japan. Other than passenger
A-segment
…category of passenger cars defined. A-segment sales represented approximately 4.2% of the European market in 2024. It is approximately equivalent to the kei car class in Japan. As of 2021, the A-segment category size spans from approximately 2.7 metres (110 in) to 3.7 metres (150 in…