How are michelangelos david and gianlorenzo berninis david similar

The answer is: The same materials, and the same religious theme.

Explanation:

How are Michelangelo and Bernini's David similar:

1.- The same materials: white marble.

2.- The same religious theme: David willing to throw the stone with the sling to the giant, although the treatment and time chosen are different, according to the sensitivity of the time.

The answer is: The same materials, and the same religious theme.