2005 · Week 14 · Division

Final

49ers

San Francisco

QB Alex Smith

3·41

Seahawks

Seattle

QB Matt Hasselbeck

Qwest Field · outdoors · fieldturf · 36°F · wind 1mph

Closing spread

SEA -15.5

Total

45

Model margin

+8.4est.

SEA perspective

Push chance

None

half-point line — cannot push

Win probability

  • Seahawks
  • 49ers

How each play moved the game.

Seahawks 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 mapSeahawks
  • -0.203EPA / play+0.156
  • 34.0%Success rate49.3%
  • -0.265EPA / dropback+0.205
  • -0.129EPA / rush+0.100
  • 6.8%Explosive rate11.2%
  • 25.0%Third-down rate40.1%
  • 34.8%Red-zone TD rate78.4%
  • 0.94Points / drive2.39
  • 3.5%Turnover rate1.4%
  • +0.076EPA / play allowed-0.046

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

SEA lead 31–21 since 1999

Meetings average 42.6 points. SEA are 29-22-1 ATS in the series.

Previous meetings
SeasonMatchupScoreWinner
2026 · W5SF @ SEA32–29SF
2025 · playoffsSF @ SEA6–41SEA
2025 · W18SEA @ SF13–3SEA
2025 · W1SF @ SEA17–13SF
2024 · W11SEA @ SF20–17SEA
2024 · W6SF @ SEA36–24SF
2023 · W14SEA @ SF16–28SF
2023 · W12SF @ SEA31–13SF

Possession by possession

How it unfolded

Every drive: who had the ball, how far it went, how it ended, and the score as it settled.

Drive-by-drive log
BallStartPlaysYardsResultSF–SEA
SEAQ1 15:00865Touchdown0–7
SFQ1 10:401233Field goal3–7
SEAQ1 4:351170Touchdown3–14
SFQ2 14:5610Turnover3–20
SEAQ2 14:45121Touchdown3–21
SFQ2 14:38519Turnover3–21
SEAQ2 12:26920Field goal3–24
SFQ2 7:28814Punt3–24
SEAQ2 4:20761Turnover3–24
SFQ2 1:1546Punt3–24
SEAQ2 0:1410Missed field goal3–24
SFQ3 15:0038Punt3–24
SEAQ3 13:201274Touchdown3–31
SFQ3 7:1339Punt3–31
SEAQ3 5:18310Punt3–31
SFQ3 3:5938Punt3–31
SEAQ3 2:56524Touchdown3–38
SFQ3 1:29517Punt3–38
SEAQ4 14:33740Punt3–38
SFQ4 10:1056Punt3–38
SEAQ4 7:44617Field goal3–41
SFQ4 5:153-7Punt3–41
SEAQ4 3:05439End of half3–41

Box score

Individual performances

49ers

Passing

PlayerC/AttYdsTDINT
Alex Smith9/227701

Rushing

PlayerCarYdsAvgTD
Kevan Barlow11333.00
Alex Smith6203.30
Frank Gore252.50
Maurice Hicks242.00

Seahawks

Passing

PlayerC/AttYdsTDINT
Matt Hasselbeck21/2522641
Seneca Wallace3/53300

Rushing

PlayerCarYdsAvgTD
Shaun Alexander211085.11
Maurice Morris7223.10
Matt Hasselbeck199.00
Seneca Wallace2-3-1.50

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 +15.57.0%3.2%5.0%3.4%3.4%2.8%

Positive margins favour Seahawks; negative favour 49ers.

Half-point at risk

1.78%

outcomes that flip if the line moves 0.5

Model home win

70.8%

Expected total

44.6est.

Model

Where the number comes from

Each component is additive, in points of expected margin.

  • Team ratings (opponent-adjusted EPA)+5.93
  • Home-field advantage+2.56
  • Quarterback adjustment0.00
  • Rest differential-0.08
  • Expected margin+8.42