College football · NFLTuesday, October 13, 2026
The Upset Report
2023 · Week 9 · Saturday, October 28, 2023

Arizona stuns No. 11 Oregon State, 27–24

Arizona closed as a 3.5-point underdog and won outright. It was unranked Arizona taking down the No. 11 team in the AP poll.

Final27–24
Upset size11
Rank in 202338th of 180
3.5-point underdogUnranked beat No. 11

It was the 4th-biggest of 13 upsets in 2023 Week 9, and the 38th-biggest of the 2023 season. Arizona pulled off 4 other upsets in 2023.

Other upsets in 2023 Week 9

  1. 9-point underdogUnranked beat No. 6Recap
    Upset size19
  2. 11-point underdogUnranked beat No. 17Recap
    Upset size15.5
  3. 13.5-point underdogRecap
    Upset size13.5
  4. 10.5-point underdogRecap
    Upset size10.5
  5. 10-point underdogRecap
    Upset size10

Arizona’s other 2023 upsets

  1. Week 12No. 19 beat No. 16Recap
    Upset size1.5
  2. Week 10Unranked beat No. 20Recap
    Upset size5.5
  3. Week 77.5-point underdogUnranked beat No. 19Recap
    Upset size11
  4. BowlNo. 14 beat No. 12Recap
    Upset size1

More: Arizona upsets · Oregon State upsets · all Week 9 upsets · the 2023 season · how upset size works