The 2013 FIA Formula One World Championship was the 67th season of the FIA Formula One motor racing. It featured the 64th FIA Formula One World Championship which was open to Formula One cars, recognised by the sport's governing body, the Fédération Internationale de l'Automobile (FIA), as the highest class of competition for open-wheel racing cars. Eleven teams and twenty-three drivers contested the nineteen Grands Prix that made up the calendar for the 2013 season, with the winning driver being crowned the World Drivers' Champion and the winning team the World Constructors' Champions. The season started in Australia on 17 March 2013 and ended in Brazil on 24 November 2013. The 2013 season was the final year the series used the 2.4-litre V8 engine configuration which was introduced in 2006; a 1.6-litre turbocharged V6 engine formula came into force for 2014. Sebastian Vettel successfully defended his World Championship, winning his fourth consecutive title in the fourth to last race of 2013. In doing so he became the third driver in Formula One's sixty-four years to win four consecutive World Drivers' Championships. Vettel's 2013 season performance additionally saw him recognised by the Laureus World Sports Awards as the Sportsman of the Year, the second racing driver to be so recognised. He became the fourth driver to win at least four titles along with Alain Prost, Juan Manuel Fangio and Michael Schumacher.