The F40 is a well balanced and very agile car with almost zero road comforts that has whippet like reflexes.

The 599 is a heavyweight GT road car with huge reserves of power, luxury and loads of technology assistance to help it overcome its weight, speed, handling and the resulting physics of its abilities.

Wich is actually more fun? The F40.

Wich is better to drive on a fast Continental journey?
The 599.

Its that Simple.