The Atlantico Sul consortium led by Brazilian engineering company Camargo Correa offered US$1.81 billion.
The offers were opened during a public ceremony in Rio de Janeiro, the newspaper reported.
Petrobras' tender commission is studying the offers, a Petrobras spokesperson told BNamericas, declining to give further information.
Petrobras would not comment on the tender prices and process.
The P-55 is projected to have capacity to produce 180,000b/d from the deepwater Roncador field in the Campos basin. The P-55's commercial operations are scheduled for 2011, according to company information.
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