The difference between Pronater and Supinator are given below:

Pronater:

It is a striated muscle which brings about the rotation of body part.

This muscle on contraction rotates the fore arm to turn the palm downward or backward.

ADVERTISEMENTS:

Supinator:

It is also striated muscle which helps to rotate the fore arm. This muscle on contraction rotates the fore arm to make the palm face upward and foreward.