FemaleFirst reports that the Hannah Montana star and the actor from the Harry Potter film series, who both earned $25 million US last year, are at the top of the new list of the wealthiest young stars, according to the site Forbes.com.
Radcliffe signed a contract worth $50 million to appear in the two last installments of the Harry Potter franchise, while Cyrus brought in $54 million for her 70-concert tour earlier this year.
Celebrity twins Mary-Kate and Ashley Olsen ranked third on the list, after making $15 million last year.
The Jonas Brothers came were fourth on the list, while Zac Efron, the High School Musical star, wrapped up the top five.