Not the Same
It has been noted by authorities on the subject that keeping the savior’s image similar throughout history has made it easy to pick him out of a group scene. He can be easily identified or picked out of a crowd of people based on the accepted look that has been attributed to him.
Proof of What He Really Looked Like?
Many centuries ago, the shroud of Turin, said to be Christ’s burial shroud, was found to have the clear image of the body it shrouded, imprinted on its cloth. This along with several other artifacts could provide more clues as to the real image of Jesus.