The Dutchman left Sporting Lisbon for Norwich in the summer.
"Just look at the standings after four games. There's no one on zero points in the Premier League. You do not see this in other leagues in Europe," he said.
"In England, everyone can beat anyone, this is why it's such a high level. Playing in the Premier League, whatever the club, in my eyes is always one step higher than playing at a club in a lower league.
"I won't give anyone advice, but I have experienced both, so I know very well what I'm talking about."