Should he leave this summer, Real will have to cough up €45 million. If they wait until January, Neymar's transfer will cost less.
Real coach Jose Mourinho has already met with his senior leadership group to discuss how to best integrate Neymar when he arrives. Mourinho has concerns over Neymar's flamboyant character, but senior players have assured him they will keep the youngster on the straight and narrow.
"He will be one of those players who could make a difference. You cannot let him get away," one of the veterans told Mourinho, according to AS.