The third-ranked Bears slip ahead of the fourth-ranked Buckeyes after Baylor beat Texas Tech 60-34 and Ohio State won 60-35 at Illinois on Saturday. Baylor has 1,351 points and Ohio State has 1,343.
Alabama remains No. 1, with 55 first-place votes from the media poll released Sunday. No. 2 Florida State has five first-place votes.
Oregon is fifth and Auburn is sixth.
Alabama has been No. 1 since the preseason. Only six preseason No. 1 teams have had longer uninterrupted stays than the Tide, including Southern California in 2004 and Florida State in 1999, the only wire-to-wire champions.