College football · NFLTuesday, October 13, 2026
The Upset Report
NFL · 2015 · Week 9 · Sunday, November 8, 2015

Indianapolis Colts beat Denver Broncos, 27–24

The Colts closed as 3.5-point underdogs and won outright. The betting market gave them a 39% chance.

Final27–24
Upset size3.5
Chance to win39%
Rank in 201545th of 50

It was the 3rd-biggest of 4 NFL upsets in 2015 Week 9, and the 45th-biggest of the 2015 season. Indianapolis Colts pulled off 2 other upsets in 2015.

Other NFL upsets in 2015 Week 9

  1. 9.5-point underdog21% to winRecap
    Upset size9.5
  2. 7-point underdog27% to winOTRecap
    Upset size7
  3. 3.5-point underdog37% to winRecap
    Upset size3.5

Indianapolis Colts’ other 2015 upsets

  1. Week 54.5-point underdog34% to winRecap
    Upset size4.5
  2. Week 113.5-point underdog37% to winRecap
    Upset size3.5

More: Indianapolis Colts upsets · Denver Broncos upsets · all Week 9 upsets · how upset size works