2004 · Week 8

Final

49ers

San Francisco

QB Ken Dorsey

13·23

Bears

Chicago

QB Craig Krenzel

Soldier Field · outdoors · grass · 50°F · wind 7mph

Closing spread

CHI -2

Total

35.5

Model margin

+2.3est.

CHI perspective

Push chance

2.1%est.

Win probability

  • Bears
  • 49ers

How each play moved the game.

Bears wins49ers wins

Matchup

Where the edges are

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

49ersedge mapBears
  • -0.155EPA / play-0.240
  • 37.7%Success rate35.2%
  • -0.120EPA / dropback-0.283
  • -0.212EPA / rush-0.177
  • 5.6%Explosive rate6.8%
  • 33.2%Third-down rate25.7%
  • 48.7%Red-zone TD rate43.9%
  • 1.10Points / drive0.78
  • 3.8%Turnover rate3.4%
  • +0.068EPA / play allowed-0.102

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

SF lead 9–8 since 1999

SF have won 2 straight. Meetings average 41.3 points. CHI are 7-10 ATS in the series.

Previous meetings
SeasonMatchupScoreWinner
2025 · W17CHI @ SF3842SF
2024 · W14CHI @ SF1338SF
2022 · W1SF @ CHI1019CHI
2021 · W8SF @ CHI3322SF
2018 · W16CHI @ SF149CHI
2017 · W13SF @ CHI1514SF
2016 · W13SF @ CHI626CHI
2015 · W13SF @ CHI2620SF

Box score

Individual performances

49ers

Passing

PlayerC/AttYdsTDINT
Ken Dorsey16/3612201

Rushing

PlayerCarYdsAvgTD
Kevan Barlow18563.10
Ken Dorsey252.50

Bears

Passing

PlayerC/AttYdsTDINT
Craig Krenzel13/2516811

Rushing

PlayerCarYdsAvgTD
Anthony Thomas25983.90
Craig Krenzel492.30
Bernard Berrian177.00
Bobby Wade252.50
Thomas Jones111.00

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 +24.0%2.7%7.0%7.5%3.1%4.7%3.0%

Positive margins favour Bears; negative favour 49ers.

Half-point at risk

2.14%

outcomes that flip if the line moves 0.5

Model home win

55.3%

Expected total

42.1est.

Model

Where the number comes from

Each component is additive, in points of expected margin.

  • Team ratings (opponent-adjusted EPA)+1.12
  • Home-field advantage+2.56
  • Quarterback adjustment-0.82
  • Rest differential-0.56
  • Expected margin+2.31