Oklahoma State vs. Southern Illinois

Our Elo rating at the end of each season, a measure of how strong a team was, not a forecast; 1500 is an average FBS team.

Every game is listed as played on the field.

• Oklahoma State vs. Oklahoma112 meetings, Oklahoma State 20–⁠85–⁠7
• Oklahoma State vs. Tulsa78 meetings, Oklahoma State 44–⁠29–⁠5
• Oklahoma State vs. Kansas75 meetings, Oklahoma State 41–⁠31–⁠3
• Oklahoma State vs. Kansas State69 meetings, Oklahoma State 43–⁠26
• Southern Illinois vs. Illinois State36 meetings, Southern Illinois 21–⁠14–⁠1
• Southern Illinois vs. Indiana State36 meetings, Southern Illinois 22–⁠14
• Southern Illinois vs. Missouri State26 meetings, Southern Illinois 17–⁠9
• Southern Illinois vs. Southeast Missouri State24 meetings, Southern Illinois 18–⁠6