The South Americans had a 3-0 win-loss record while the Cubans advanced to the quarterfinals round as the third placed team behind Argentina with 1-2 mark.
Brazil’s block provided a 12-4 difference over Cuba to go along with a 55-34 advantage in attacks. The winners held a huge 8-1 margin in service aces.
Gabriela Braga sparked Brazil with a match-high 23 points, while Sara Silva added 18, including four blocks and two aces. Rosamaría Montibeller and Marcilia Silva charted 14 and 11 points respectively.
Yoana Palacio was the only player of Cuba scoring in double digits with 12 points.