PS3 vs XBOX360

PS3 vs XBOX360, the two most competing game products for more than 5 years.In my short interviews of this topic,I found out that most people preferred PS3.Why?people say PS3 is a little more simple than the XBOX360,I think its because it's 3D software design is more complex than its competition (XBOX360). Here are the new designs of both (PS4&XBOX720)!