The inventory of car forms has been assimilated by drawing visual examples from the internet from amongst the leading international car brands. These have been studied on a time line to trace their evolution and help make visual comparison of their development and evolution. The concurrent developments in society during the time and the development in car technology reflect their influence on the car form. These have then been classified into seven distinct phases reflecting the main characteristics of each era to understand those factors that had a bearing on the car form.