Benfica was voted 12th in FIFA Club of the Century and ranked 9th in the IFFHS Top 200 European clubs of the 20th century. In UEFA, Benfica ranks 9th in the all-time club ranking and was 20th in the club coefficient rankings at the end of the 2019–20 season. As of 2020–21, Benfica have the second most participations in the European Cup/UEFA Champions League (40), tournament in which they hold the overall record for the biggest aggregate win, achieved in 1965–66. Moreover, Benfica hold the European record for the most consecutive wins in domestic league and the record for the longest unbeaten run in Primeira Liga, where they became the first undefeated champions, in 1972–73.