1983–84 S.L. Benfica season left the club in second, a point shy of the leader Porto, their next opponent. In the Clássico, Benfica beat his rival Porto and assumed first place. Later in the month, Benfica defeated Olympiacos in the second round of the European Cup, qualifying for the quarter-final. In November and December, Benfica won all their league matches, but lost the Supertaça Cândido de Oliveira to Porto. Benfica kept on winning in the Primeira Divisão in January, lapping the first part of league with a three-point lead. However they suffered a set-back in the Taça de Portugal, losing 2–1 in Estádio de
S.L. Benfica (basketball) the League Cup and the Super Cup but did not renew the championship as it lost 4–3 in the final to Porto. In the next season Benfica regained the title of Portuguese champion after defeating Porto in their home court Dragão Caixa (53–56) in the last best-of-five series game following a 2–2 playoff tie. Benfica retained the title the following season, having only lost two games, one in the regular season, and the other in the play-off final, which they won 3–1 against Académica de Coimbra, both defeats coming only in overtime. Overall Benfica won every title except the Cup,