"And not only is he a terrific player but a huge physical specimen as well.
"He has got to be nearly 6ft 3ins and weight 13 or 14 stones. He has a quick left foot and right foot so the list is endless and his qualities are immense.
"He is unique in the way he controls the ball with his step-overs and you can almost guarantee that every week you will see a trick on the ball that no-one else appears to do."
Ronaldo scored Utd's goal at the Madejski when the teams drew 1 - 1 in September.
Reading will be looking to follow the cracking point at Stamford Bridge by takling something from United this weekend when they visit Old Trafford.