Lewis Hamilton wins the 2009 Formula One drivers ' championship for Mercedes . Rosberg had held the championship lead until the fifth race of the season in Spain where a fourth victory for his British rival saw him take over at the top of the standings . The year - old won the crown by 67 points from his teammate Nico Rosberg . Rosberg 's car lost power at the halfway stage of the Abu Dhabi race and he finished 14th . It is the second world title for British racer Hamilton who also won the 2008 title with McLaren .
Lewis Hamilton wins the 2009 Formula One drivers ' championship for Mercedes . The year - old won the crown by 67 points from his teammate Nico Rosberg . Rosberg 's car lost power at the halfway stage of the Abu Dhabi race and he finished 14th . It is the second world title for British racer Hamilton who also won the 2008 title with McLaren .