2004 Big 12 football standings
	Conf				Overall
Team		W		L		W		L
Northern Division
Colorado xy		4	–	4		8	–	5
Iowa State x		4	–	4		7	–	5
Missouri		3	–	5		5	–	6
Nebraska		3	–	5		5	–	6
Kansas		2	–	6		4	–	7
Kansas State		2	–	6		4	–	7
Southern Division
#3 Oklahoma xy$		8	–	0		12	–	1
#5 Texas %		7	–	1		11	–	1
#18 Texas Tech		5	–	3		8	–	4
Texas A&M		5	–	3		7	–	5
Oklahoma State		4	–	4		7	–	5
Baylor		1	–	7		3	–	8
Championship: Oklahoma 42, Colorado 3
$ – BCS representative as conference champion % – BCS at-large representative x – Division champion/co-champions y – Championship game participant Rankings from AP Poll

The 2004 Dr Pepper Big 12 Championship Game was played on December 4, 2004 in Arrowhead Stadium in Kansas City, Missouri. The game determined the 2004 football champions of the Big 12 Conference. The #2 Oklahoma Sooners defeated the Colorado Buffaloes 42-3.

The Oklahoma Sooners came into the game with a perfect 11–0 record and #2 in the nation. They started the season with four home games, defeating Bowling Green, Houston, Oregon, and Texas Tech. The Sooners then traveled to Dallas for the Red River Shootout against #5 Texas, which they won 12-0. Oklahoma then beat Kansas State on the road; then returned home for their homecoming game against Kansas. Their next two games were both road games against ranked conference opponents; they beat #20 Oklahoma State and #22 Texas A&M. They finished the season with wins at home against Nebraska and at Baylor.

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