From the larger picture, he seems adequately average. I'm sure it grows to at least six (maybe more) which in the 'real' world is not anything that should be mocked.

Personally Jude has never 'rocked my boat' , but he is considered to be one of the 'hot guys' on the planet, and I am sure there are loads of 'dogs' out there with massive 'schlongs' who in reality would be only to happy to lose a couple of inches for a fraction of his looks.