The number of sets required for victory in a tennis match varies depending on the format of the competition. Men’s singles and doubles matches at major tournaments, such as Grand Slams, generally follow a best-of-five sets format. In these contests, a player or team must win three sets to secure the overall victory. In contrast, women’s singles and doubles matches, as well as most men’s and women’s matches outside of major tournaments, typically employ a best-of-three sets format, where winning two sets is sufficient.
The set structure significantly influences match strategy and player endurance. Best-of-five set matches demand a higher level of physical and mental fortitude, requiring players to conserve energy and adapt their tactics over a potentially extended period. The shorter best-of-three format often leads to more aggressive and immediate play, as there is less margin for error. The historical standardization of these formats has shaped the evolution of competitive tennis, contributing to the diverse styles and approaches seen across different levels of play.