>My point is that it could use 2l/100km if that would be the optimization target. No it cannot. There are more things involved than just air drag when it comes

>My point is that it could use 2l/100km if that would be the optimization target. No it cannot. There are more things involved than just air drag when it comes to fuel consumption in a car. >Golf 8 is nowadays a few classes above what the Golf 1 was. It's also a rather big car compared to the Golf 1. Exactly. It's way heavier and uses less than half of what the Golf I used back in the day. This to me demonstrates that you don't understand the basics behind all this. Maybe you should read up on stuff.