College football · NFLTuesday, October 13, 2026
The Upset Report
NFL · 2006 · Week 13 · Sunday, December 3, 2006

Cleveland Browns beat Kansas City Chiefs, 31–28

The Browns closed as 4-point underdogs and won outright in overtime. The betting market gave them a 36% chance.

Final (OT)31–28
Upset size4
Chance to win36%
Rank in 200644th of 59

It was the 4th-biggest of 4 NFL upsets in 2006 Week 13, and the 44th-biggest of the 2006 season. Cleveland Browns pulled off 1 other upset in 2006.

Other NFL upsets in 2006 Week 13

  1. Tennessee Titans 20, Indianapolis Colts 17
    7.5-point underdog25% to winRecap
    Upset size7.5
  2. Arizona Cardinals 34, St. Louis Rams 20
    6-point underdog32% to winRecap
    Upset size6
  3. Seattle Seahawks 23, Denver Broncos 20
    4.5-point underdog33% to winRecap
    Upset size4.5

Cleveland Browns’ other 2006 upsets

  1. Cleveland Browns 17, Atlanta Falcons 13
    Week 109-point underdog22% to winRecap
    Upset size9

More: Cleveland Browns upsets · Kansas City Chiefs upsets · all Week 13 upsets · how upset size works