(CNN) At just 19-years old, João Felix has the football world at his feet.

Felix, who turned 19 in November last year, enjoyed a stellar debut season, scoring 15 goals for Benfica as well as becoming the first teenager ever to net a Europa League hat-trick.

A race for his signature then ensued with Atletico securing one of the world's most talented young players. But with such a huge transfer fee comes pressure, expectation, and comparisons.

And though few doubt the size of Felix's talent, the player's former coach, Bruno Lage, says comparisons with Ronaldo, Portugual's record goalscorer and five-time Balon d'Or winner, are "unfair".

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