1980–81 S.L. Benfica season with four more wins, including a home win against Porto, which widened their difference to four points. Meanwhile, in Europe, Benfica defeated Fortuna Düsseldorf in quarter-finals but was knocked-out by Carl Zeiss Jena in the semis. The final two months of the Primeira Divisão saw Benfica drop points with Académico de Viseu, Vitória de Guimarães and Sporting, reducing their lead to two points. On match-day 29, a home win against Setúbal secured their 24th league title. They concluded the season by winning their 17th Taça de Portugal in a 3–1 win against Porto. In the previous season, Mário Wilson failed
1985–86 S.L. Benfica season a trio composed of Carlos Manuel, Diamantino Miranda and José Luís from leaving. In the league, Benfica started in erratic shape but quickly settled and racked up several consecutive wins. They ended 1985 in first place and having the Supertaça Cândido de Oliveira, their second Supertaça. In the first months of new year, Benfica kept their first place, while knocking out Porto and Sporting from the Portuguese Cup. In April, the season took a dramatic turn when Benfica lost at home to Sporting and were matched in first place by Porto, who confirmed their title a week later. Nonetheless, Benfica