10. NSU Ro80 (1967)

The NSU Ro80 was a technological marvel, boasting a rotary (Wankel) engine, advanced aerodynamics, and a smooth semi-automatic transmission.
These forward-thinking features gave the Ro80 an edge in refinement and performance over its contemporaries.
Although plagued by reliability issues, the Ro80’s innovations influenced how future automakers approached engineering and design, especially in terms of drivetrain and aerodynamic efficiency.
Its legacy can still be seen in modern vehicle technology.
Source: Classic & Sports Car