Xavi believes Neymar "has to mature" if he is to reach the same level as Lionel Messi.
The former Barcelona midfielder was asked to assess the merits of his two ex-team-mates and, although he remains a fan of Neymar, thinks Messi is a step ahead at the current time.
Neymar left Camp Nou for Paris Saint-Germain for a world record €222 million (£195m/$255m) in August 2017 but reports in Spain suggest the Brazil star is eager to return and re-form a previously prolific triumvirate with Messi and Luis Suarez.
Editors' Picks
Speaking to Super Deportivo de Villa Trinidad, Xavi said of Messi and Neymar: "They are different.