Quote Originally Posted by denkimi View Post
There are not many fia world championships, so they have not much choise. And besides f1 all the others are even more unknown to the general public.

And they really don't put in that much money compared to their other budgets. Toyota and ford spends both more than 4 billion dollar on advertising annually, Volkswagen even spends 6,5 billion. For a few tens of millions they can try to be wrc world champion, to do that in f1 they need to spend much much more.
Fair point. Moto Gp should still be a fair bit more popular but otherwise good points.