Except Brazil, which automatically qualified as the host, and the United States, which automatically qualified as the reigning Olympic champion, the 14 remaining countries qualified through their continents’ qualifying tournaments:
FIBA Europe - Spain, France, Lithuania, Czech Republic (European Champion), Russia
FIBA Americas - Brazil (host), United States (Olympic Champion), Canada, Argentina, Cuba
Legend: Pts: classification points (game won is 2 pts, game lost is 1), W: games won, L: game lost, PF : points scored, PC: points against, Diff.: difference; in green the squads qualified for eighth-final round.
Eighth-final round
The four best squads of each group qualify for quarter-finals. All Preliminary Round games played by teams qualifying for the Eighth-finals carry over into the Eighth-final standings.