The better half
There are several pro's to having good looking roommates...
Fact: More girls talk you (as a group or pair of roommates) when you are both good looking as opposed to only one of you possesing aestetic appeal.
Fact: Not just girls but more good looking girls.
Fact: You, yourself, have a better overall appeal when surrounded by handsome friends.
There are also a few con's to having handsome roomates...
Fact: If both of you are handsome there is not one designated "wingman". You have to take turns.
Fact: You fight over the same girls and insist that its not your turn to wing.
Fact: Your roomate steals your prospects.
Fact: His "almost" girlfirend flirts with you and since you think he owes you one you dont care and may even encourage it.