The veteran midfielder praises the Brazilian for adapting quickly to life at Camp Nou, while revealing that he has turned down the chance to leave the club on several occasions
The €57 million (£47.8m) summer signing has been a huge hit at Camp Nou and a regular feature in Gerardo Martino's first-team plans, and the club's vice-captain says that he is not surprised that the 21-year-old has impressed.
"It's no wonder Neymar [has impressed]," Xavi told beIn Sport. "We have already seen he is a spectacular player who is able to make a difference.
"He's been decisive on many occasions thanks to his goals, his passing, his dribbling and the high level he has demonstrated.
"We had already we had seen how good he is in the Confederations Cup but we've seen him go up a notch."
Xavi claims that he has had many opportunities to leave the Catalans during his career but insists that he never had his heart set on leaving Barca.
"I had the chance, several times, to leave the club for different reasons," the Spain international added, "but I always decided to stay for personal reasons.
"I'm Barca through and through and the final decision was always based on the most passionate and sentimental feelings."