Which was the largest meat-eating dinosaur?

Scientists have discovered the remains of what is considered (at least for now) to be the largest meat-eating dinosaur to have ever roamed the Earth – mapusaurus. This dinosaur is believed to have been over 14 metres (46 feet) long.Note: The tyrannosaurus rex (aka T-Rex) and giganotosaurus, grew to a length of about 13 metres (43 feet).