Who wins in a race?Porcshe gt3 cup, audi r8, Mclaren 600lt or Porcshe gt4 rs.

I took these videos at a speedway with lots of super racing cars.
And they competed in a race between 4 supercars which in this case are: Porsche gt4 rs, Porsche gt3 cup, audi r8 and mclaren 600 lt