#5 Porsche 984
From 1984 to 1987, the engineers worked on a prototype of a futuristic vehicle concept: the Porsche 984, a compact, lightweight and aerodynamic roadster that is in fifth place. Producing just 135hp, they wanted to focus on reduced air resistance instead of high performance – hence its unladen weight of 880kg.
#4 Porsche Cayenne “Cabrio”