S.L. Benfica Sporting. Followed in Europe, Africa and the Americas, any match between both teams is known as "dérbi de Lisboa" ("Lisbon derby"), "dérbi eterno" ("eternal derby"), "dérbi da Segunda Circular", "dérbi dos dérbis" ("derby of the derbies") – the most important football derby in Portugal. The rivalry between Benfica and FC Porto, which started with a friendly match on 28 April 1912, comes about as Lisbon and Porto are the largest Portuguese cities, respectively. Benfica and Porto are currently the two most decorated clubs in Portuguese football, with the former historically being the most decorated team overall. Any match between the
1974–75 S.L. Benfica season first but drew the others. First with Sporting on the 22, for the Derby de Lisboa, and then on the 29, with União de Tomar. Benfica lapped the first half of the season in second place with three points less than leaders Porto. In January, Benfica won their opening match, while Porto lost theirs, reducing the gap between them to a point. Two weeks later, Benfica defeated Olhanense on the road and Porto lost in Alvalade, with the teams exchanging places. Benfica now led by a point over Porto. In the last match of the month, Benfica defeated Leixões at