College football · NFLTuesday, October 13, 2026
The Upset Report
NFL · 2010 · Week 4 · Sunday, October 3, 2010

Jacksonville Jaguars upset Indianapolis Colts, 31–28

The Jaguars closed as 7-point underdogs and won outright. The betting market gave them a 28% chance.

Final31–28
Upset size7
Chance to win28%
Rank in 201012th of 47

It was the biggest of 3 NFL upsets in 2010 Week 4, and the 12th-biggest of the 2010 season. Jacksonville Jaguars pulled off 1 other upset in 2010.

Other NFL upsets in 2010 Week 4

  1. 6-point underdog28% to winRecap
    Upset size6
  2. 5-point underdog31% to winRecap
    Upset size5

Jacksonville Jaguars’ other 2010 upsets

  1. Week 86.5-point underdog28% to winRecap
    Upset size6.5

More: Jacksonville Jaguars upsets · Indianapolis Colts upsets · all Week 4 upsets · how upset size works