FC Porto a 2–8 win for Benfica; Porto's first victory (3–2) came only in 1920. As of the end of the 2014–15 season, the clubs have faced each other in 232 competitive matches, which have resulted in 89 wins for Porto, 86 for Benfica and 57 draws. The first meeting between Porto and Sporting CP occurred on 30 November 1919, during a friendly tournament organised by Porto. Their first official encounter was in the first leg of the final of the inaugural Campeonato de Portugal in 1922, which Porto won 2–1 en route to its first national title. Since then, the clubs
1970–71 S.L. Benfica season put Sporting and Benfica level on points. Benfica closed March with an away win over Leixões, with Porto losing and dropping out of race. This left Benfica and Sporting with a three–point lead and three match-days to go. On 4 April, Benfica beat Vitória de Setúbal at home and for the first time headed the league isolated, with a two-point lead. Sporting had lost with Porto. Three weeks later, Benfica confirmed their league title with an away win over Varzim. It was their 18th league title. They finished the Primeira Divisão with a 5–1 victory over Académica, ending the campaign