Is Michelangelo's David disproportionate?

EDIT 11/7/15: My good friend and excellent art historian Olivia Shelley, has informed me that David was never intended for a rooftop placement, according to the guy she says is the most reliable Michelangelo historian extant. read more

Michelangelo's David, housed in Florence's Accademia Gallery, is one of the most famous works of art, period. People who come to Florence, even those who don't know what else to see, will almost always express a desire to see the original David (the one outside Palazzo Vecchio is, of course, a marble copy). read more

To achieve this effect, Michelangelo deliberately made body parts disproportionate. As regards the eyes, only one can be seen at a time as the observer walks around the statue. Michelangelo uses the David’s exodeviation as an artistic tool. read more

Five years before David's debut, Michelangelo's Pieta made him famous. But it was his David that defined the 29-year-old High Renaissance artist as a master sculptor. Four years later, in 1508, he would begin work on his greatest painting achievement in the Sistine Chapel. read more