Which system is better at showing how good a player is.?

Games Other Halo
#1

Which system is better for determining who is better than who and how good some one is.

#2

What are the choices, exactly?

Edit: Nevermind, just saw the poll XD

#3

looks like Halo 2 wins in a landslide 100%

#4

Voted for Halo 3 by accident. Meant to pick H2.