S.L. Benfica 2015, Benfica reported to have 246,401 members; however, after a scheduled renumbering by the club in August 2015, the number decreased to 156,916. In April 2017, Benfica reported they had a total of 184,264 members by 31 December 2016. Benfica has rivalries with Sporting CP and FC Porto, with whom it forms the "Big Three": Portugal's most decorated clubs. None of them have been relegated from the Portuguese league since its establishment in 1934. As Lisbon-based clubs, Benfica and Sporting have shared a rivalry for over a century; it all started in 1907 when eight prominent Benfica players defected to
2005–06 S.L. Benfica season also their first home win over Porto since 2000–01. Benfica began March with a visit to Estádio José Gomes, home of Estrela da Amadora. The local team scored first through Paulo Machado in the first half, but Benfica scored two goals in the second half; the latter in the 91st minute. On 8 March, Benfica played the return trip of the Champions League against Liverpool. The Rafael Benítez-led side needed to recoup a 1–0 disadvantage but Benfica won the match. A long-range shot from Simão in the 36th minute and a volley from Miccoli in the 89th minute put Benfica