Brazil scored through Duda, Gabi Nunes, Brena, Yasmim, Katrine and Geyse.
The home team played hard in front of a sold out crowd of 12,547 supporters but lacked attack as the Brazilians took charge in the first five minutes, scoring their first goal 1-0 through Duda.
Five minutes later, Gabi Nunes found the net, scoring the visitors' second goal 2-0.
The Brazilians were on fire and wasted no time scoring their third goal through Brena 3-0 in the 17th minute.
A penalty against PNG's Margaret Joseph for tripping Brena gave Brazil a free kick.
Brena scored the fourth goal for her team successfully, kicking the penalty goal 4-0.
PNG held on and fought hard with their defense to prevent Brazil from scoring until the 44th minute, when the girls in yellow and blue scored their fifth goal through Yasmim.
After an additional time of three minutes, Brazil's sixth goal by Katrine came just seconds before the half time whistle blew, leaving Brazil well ahead 6-0 at half-time.
PNG improved with defense in the second half, allowing Brazil to score only three goals.
Goal keeper Lavina Hola worked hard to save the ball, preventing Brazil from scoring and extending their lead.
Brazil's three goals came in the 48th, 65th and 69th minute through Geyse, Yasmim and Gabi Nunes respectively.
Live Your Goals Player of the Match was awarded to Brena for her outstanding performance.
Brena said during a press conference after the match that she was happy to receive the award but she wouldn't have played well without the support of her teammates.