[3] The format of the competition has varied greatly; it has been played over two legs, one at each participating club's stadium, or at a single neutral venue.

Although Brazilian team São Paulo also won the two qualifying competitions, they disputed the 1994 edition against Copa CONMEBOL winner Botafogo.

[4] Like all CONMEBOL tournaments, the teams accumulate points according to the results of the match (3 for a win, 1 for a draw, 0 for a loss).

Argentine club Boca Juniors hold the record for the most victories, winning the competition four times.

Boca Juniors, São Paulo, and Ecuador's LDU Quito are the only teams to have defended the title successfully.