Actually there are 3 more look alike's the Monoprice, Xarmor, and Fentek. Anyway an explanation can be found on this link http://www.forums.custompcreview.com/f55/max-keyboard-nighthawk-x8-x9-group-buy-4-thread-643/index3.html and this http://www.head-fi.org/t/611068/best-keyboards-for-gaming/45 It seems among the 5 (with exception of the Qpad) the Max keyboard is the more well known and superior. When it comes to software, PCB design, overall...
