2011 · Week 1

Final

Bills

Buffalo

QB Ryan Fitzpatrick

41·7

Chiefs

Kansas City

QB Matt Cassel

Arrowhead Stadium · outdoors · grass · 75°F · wind 0mph

Closing spread

KC -3.5

Total

38.5

Model margin

+3.8est.

KC perspective

Push chance

None

half-point line — cannot push

Win probability

  • Chiefs
  • Bills

How each play moved the game.

Chiefs winsBills wins

Matchup

Where the edges are

Season-long league percentiles for both sides, mirrored. The saturated side of a lopsided row holds the edge.

Billsedge mapChiefs
  • -0.000EPA / play-0.094
  • 44.6%Success rate38.8%
  • +0.012EPA / dropback-0.050
  • -0.023EPA / rush-0.149
  • 8.9%Explosive rate7.8%
  • +0.64CPOE-1.61
  • 30.9%Third-down rate35.7%
  • 58.3%Red-zone TD rate38.2%
  • 1.56Points / drive1.06
  • 2.9%Turnover rate2.3%

Bar length is league percentile, already oriented so longer is better. The saturated side of a lopsided row holds the edge; rows within ~12 points are washed as even.

The rivalry

BUF lead 12–11 since 1999

Meetings average 45.3 points. KC are 9-14 ATS in the series.

Previous meetings
SeasonMatchupScoreWinner
2025 · W9KC @ BUF2128BUF
2024 · playoffsBUF @ KC2932KC
2024 · W11KC @ BUF2130BUF
2023 · playoffsKC @ BUF2724KC
2023 · W14BUF @ KC2017BUF
2022 · W6BUF @ KC2420BUF
2021 · playoffsBUF @ KC3642KC
2021 · W5BUF @ KC3820BUF

Box score

Individual performances

Bills

Passing

PlayerC/AttYdsTDINT
Ryan Fitzpatrick17/2520840
Brad Smith0/1001

Rushing

PlayerCarYdsAvgTD
Fred Jackson201125.60
Johnny White8263.30
C.J. Spiller5163.21
Brad Smith362.00
Ryan Fitzpatrick331.00

Chiefs

Passing

PlayerC/AttYdsTDINT
Matt Cassel22/3611911

Rushing

PlayerCarYdsAvgTD
Jamaal Charles10565.60
Dexter McCluster44210.50
Jackie Battle273.50
Thomas Jones231.50

Where this game is likely to land

  • Model
  • Smooth (normal)
  • Betting line

Probability of each final margin. Football scoring clusters — the spikes at 3 and 7 are real, and a smooth model misses them.

line +3.53.7%6.7%7.5%3.2%4.9%3.1%2.8%

Positive margins favour Chiefs; negative favour Bills.

Half-point at risk

2.55%

outcomes that flip if the line moves 0.5

Model home win

59.2%

Expected total

43.9est.

Model

Where the number comes from

Each component is additive, in points of expected margin.

  • Team ratings (opponent-adjusted EPA)+1.31
  • Home-field advantage+2.49
  • Quarterback adjustment0.00
  • Rest differential0.00
  • Expected margin+3.79