Overall, it seems like there is no universal average penis size or ideal penis. Instead, there are plenty of unrealistic expectations about male genitalia, like size. This is why many men are obsessed with size, and particularly the length, of their penises, seeking penis enlargement surgery. Quick: How big is your penis? And how do you stand compared to the average? Those are two questions that men spend a lot of time thinking about. But ultimately, you might be placing a lot of importance on the size of your penis when it’s not nearly as important as you think it is. “Only 6% of. The perfect penis may be SMALLER than you think: Women prefer 'slightly above average' appendages - but are less bothered about size in a long-term relationship Women were asked to pick their 2 favourites from 33 different sized models.