Former Formula 1 driver, David Coulthard, Sebastian Vettel believes could become the best racer of all time. But Coulthard think Vettel will be unable to match the dominance of Michael Schumacher.
After his first world title last year, Vettel re-appear dominant this year. He won seven of 12 races have been held and currently leads the drivers' standings with 92 points advantage over his closest rival.
Coulthard, who also played for Red Bull, predicts Vettel will be able to defend his champion. Not only that, he also believes Vettel was climbing the path to be the best driver in F1 history.
