Data last updated Season 2026Model v20261029-e80118
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Week 9 · · Lumen Field

21% ARI win79% SEA win
Predicted winner
Seattle Seahawks
High confidence

High: the favourite is at least 75%.

Why

Seattle Seahawks' higher Elo rating (1637 vs 1388) and Seattle Seahawks' recent point differential (+4.5 vs -12.0 per game over the last 4) drive most of this prediction towards Seattle Seahawks. Seattle Seahawks starting a different quarterback than usual pulls the other way.

Model vs betting line

ModelMarket
SEA win probability79%83%
SpreadSEA -10.9SEA -10.5
Total points44.144.5
MoneylineSEA -625 · ARI +455

Closing line (nflverse). Moneyline margin of 4.2% removed. Gap -4 pts on SEA winning. Betting markets have been more accurate than this model historically (see Performance), so a big gap more often means missing information (injuries, rest decisions) than a mispriced line.

Recent form (last 5)

Arizona Cardinals
L30–36@ SF
L24–36@ NYG
L21–45v DET
W18–16@ LAR
L16–30v DEN
Seattle Seahawks
L31–33@ WSH
W30–23v LAC
L29–32v SF
L14–17@ DEN
W20–3v KC

Season so far

ARISEA
Record2-54-3
Conference rank157
Last 102-54-3
StreakL1W1
Points for / game20.324.0
Points against / game29.717.9
Average margin-9.46.1

SEA at home · ARI on the road

This seasonLast season
SEA at home3-1 · 23.0–17.08-2
ARI away2-2 · 24.5–25.52-7

W-L, then points scored–allowed per game. Regular season and playoffs.

Rest · Arizona Cardinals
14.1 days
Last played Denver Broncos, Oct 25, 2026
Rest · Seattle Seahawks
13.9 days
Last played Kansas City Chiefs, Oct 25, 2026

Head to head (last 10)

10 SEA wins0 ARI wins
  • WSep 20, 2026SEA 31 @ ARI 7
  • WNov 9, 2025ARI 22 @ SEA 44
  • WSep 25, 2025SEA 23 @ ARI 20
  • WDec 8, 2024SEA 30 @ ARI 18
  • WNov 24, 2024ARI 6 @ SEA 16
  • WJan 7, 2024SEA 21 @ ARI 20
  • WOct 22, 2023ARI 10 @ SEA 20
  • WNov 6, 2022SEA 31 @ ARI 21
  • WOct 16, 2022ARI 9 @ SEA 19
  • WJan 9, 2022SEA 38 @ ARI 30

W/L from Seattle Seahawks's point of view.

What moves this prediction

← favours ARIfavours SEA →
  • Elo strength rating+22 pts
  • Quarterback change-4 pts
  • Recent point differential+3 pts
  • Season record+2 pts
  • Points scored / allowed+2 pts
  • Home / road form+1 pts

Change in SEA's win probability when the two teams are made equal on that group of inputs.

  • Elo (weight 10%)SEA 86%
  • Margin model (weight 75%)SEA 78%
  • Gradient boosting (weight 15%)SEA 79%

Model version v20261029-e80118. Weights chosen on the 2016–2020 validation seasons.