Iron Horse Maverick Iron Horse Maverick 3.3 Or Used Specialized Hard Rock Comp Disc. Which Should I Choose And Why? Thanks?

Iron Horse Maverick 3.3 or used Specialized Hard Rock Comp Disc. Which should I choose and why? Thanks? - iron horse maverick

I do not have much money, and I can get the Hard Rock (again in June 2009) for about $ 100 less than the iron horse. I need something that can exploit some, like the way I ride.