The UFC's welterweight and featherweight divisions are two of the most promising weight classes in all of MMA.
Both divisions will showcase respective title fights this weekend at UFC 189, as Conor McGregor takes on Chad Mendes for the interim featherweight strap and Robbie Lawler defends his welterweight belt for the first time in a rematch with Canadian superstar Rory MacDonald.
Needless to say, this Saturday will offer one of the best cards of 2015. But after this blockbuster event, which one of these rosters will possess the best bang for its buck?
Look no further. Here is a look inside two of the most competitive divisions in the sport today.
