2015–16 FC Porto season 2014–15 Primeira Liga title (retained by Benfica) or the 2014–15 Taça de Portugal (won by Sporting CP). Their 2015–16 Primeira Liga debut match was a 3–0 home win against Vitória de Guimarães, with Cameroon striker Vincent Aboubakar scoring the team's first official goal. Porto finished the league in third place with 73 points, 15 points behind three-time champions Benfica and 13 points behind runners-up Sporting CP, thus failing to win the title for the third successive season, which had not happened since the 2001–02 season. Besides the league, Porto competed in other domestic competitions. In the 2015–16 Taça de Portugal,
1984–85 S.L. Benfica season won all league matches in April. In the Supertaça Cândido de Oliveira, a one-nil win for both Benfica and Porto forced a replay of the competition. In early May, John Mortimore was confirmed as new manager, with Csernai still in charge for another month. Before the end of May, Benfica lost away in the first leg of the Supertaça to Porto, but won the Derby de Lisboa with Sporting by 3–1, reducing the distance between them. In June, Benfica lost again in the Supertaça, losing the competition and finished the league in third place, 12 points behind Porto and five