Nicolas Gaitan (left) scored to help Benfica.

LISBON, Portugal (AP) -- Benfica cruised to a 3-1 win at Estoril to retain its place at the top of the Portuguese league on Sunday.

Benfica is undefeated after 13 rounds and leads defending champion FC Porto by three points but having played a match more.

Midfielder Nicolas Gaitan scored for Benfica in the 37th minute from a pass by Oscar Cardozo.

Substitute Lima doubled the visitors' advantage with a goal in the 59th, before Eduardo Salvio capped the victory seven minutes later.

Goncalo Dos Santos grabbed a consolation goal for Estoril two minutes from time.

Also on Sunday, third-place Braga beat last-place Moreirense 1-0, while Beira Mar drew 1-1 at Maritimo.

SI Apps
We've Got Apps Too
Get expert analysis, unrivaled access, and the award-winning storytelling only SI can provide - from Peter King, Tom Verducci, Lee Jenkins, Seth Davis, and more - delivered straight to you, along with up-to-the-minute news and live scores.