The pair are Holland teammates.
"I've known Robin for years and cannot believe how he has developed into such a complete footballer," Vorm told De Telegraaf.
"For me, he is like Pele. I think Van Persie does so well. He is Dutch and a friend, but my God, he's good.
"How can a striker do that?"
For breaking stories and all the great banter like us on Facebook: facebook.com/tribalfootball