
Imagine a different kind of sports car, small, lightweight, with the most economical engine. It's not fast, but the XL1 is not made for speed but to achieve a wonderful fuel consumption of up to 113 km/l (265.7 mpg US). Volkswagen claims this is the most economical car in the world! Volkswagen made this until a small details just to reduce the XL1 fuel consumption.
For example, the excellent aerodynamics with a drag coefficient to 0.18. For comparison, the latest VW Golf is 0.27. This can...