The Sport has two wheel options the base model 16" steel wheels (that I agree aren't the best to look at) and the 17" alloy wheels that come with the S package. They look very similar to the stock Rubicon wheels I think. Attached is a picture of my 2012 Sport.
-12 JK Unlimited Sport S, Black, Manual, ACE Rock Rails
-97 TJ SE, Lapis Blue (Jun 1998 - Jan 2002)
-97 TJ Sport, Emerald Green (Nov 2001 - Sept 2011)