But his compatriot Ronaldo believes it was a downward move in sporting terms.
Neymar's former side Barcelona secured the £145m signing Philippe Coutinho last weekend as they continue to rebuild following the PSG man's exit.
PSG hopes to continue their wonderful run in the competition as they are the most successful French club in the French Coupe de la Ligue, winning the title seven times while their opponent Rennes is still chasing their first.
Eyebrows were raised when Neymar left Lionel Messi and Barca in a world-record deal after French powerhouses PSG activated the Brazil international's €222 million buyout clause in August.
The Brazil global has enjoyed a blistering start to life in the French capital, scoring 20 goals and bagging 14 assists in 20 games in all competitions so far.
PSG head to the Loire on the back of a 6-1 rout of Ligue 1 rivals Rennes in the French Cup and a 2-0 midweek defeat of Amiens to reach the League Cup semifinals. This is already the same tally he finished last season with, and his goals have helped PSG go nine points clear of Monaco at the top of Ligue 1.