He also finished 14th (6th in the B final) in the 400-metre freestyle, with a time of 3:52.47. He also finished 4th in the 200-metre freestyle, and 6th in the 400-metre freestyle. He participated at the 1996 Summer Olympics, in Atlanta, for his native country.
His best and only result in Atlanta, Georgia was the 10th place in the Men"s 4×200-metre freestyle.
Leal participated at the 1999 Pan American Games, in Winnipeg, where he finished 10th in the 400-metre freestyle.
At the 1991 Pan American Games, in Havana, Leal won the silver medal in the 4×200-metre freestyle. Leal was at the 1993 FINA World Swimming Championships (25 m), in Palma de Mallorca, where he won the bronze medal in the 4×200-metre freestyle, along with José Carlos Souza, Teófilo Ferreira and Gustavo Borges (breaking the South American record with a time of 7:0938). At the 1995 Pan American Games, in March del Plata, Leal won for the second time the silver medal in the 4×200-metre freestyle. Participating at the 1995 FINA World Swimming Championships (25 m), in Rio de Janeiro, Leal won again the bronze medal in the 4×200-metre freestyle, now along with Fernando Saez, Teófilo Ferreira and Gustavo Borges.
