Task Enterprises presentsNFL Intelligence

2021 · Week 4 · Division

Final

Cardinals

Arizona

QB Kyler Murray

37·20

Rams

Los Angeles

QB Matthew Stafford

SoFi Stadium · dome · matrixturf

Closing spread

LA -3.5

Total

53.5

Model margin

+2.5est.

LA perspective

Push chance

None

half-point line — cannot push

Win probability

  • Rams
  • Cardinals

How each play moved the game.

Rams winsCardinals wins

Matchup

Where the edges are

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

Cardinalsedge mapRams
  • +0.079EPA / play+0.082
  • 46.8%Success rate46.6%
  • +0.154EPA / dropback+0.183
  • -0.037EPA / rush-0.089
  • 9.4%Explosive rate10.3%
  • +4.19CPOE-0.40
  • 45.2%Third-down rate42.6%
  • 62.3%Red-zone TD rate63.0%
  • 2.37Points / drive2.32
  • 1.2%Turnover rate2.1%

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

LA lead 29–20 since 1999

RAMS have won 3 straight. Meetings average 43 points. LA are 25-23-1 ATS in the series.

Previous meetings
SeasonMatchupScoreWinner
2025 · W18ARI @ LA2037RAMS
2025 · W14LA @ ARI4517RAMS
2024 · W17ARI @ LA913RAMS
2024 · W2LA @ ARI1041ARI
2023 · W12LA @ ARI3714RAMS
2023 · W6ARI @ LA926RAMS
2022 · W10ARI @ LA2717ARI
2022 · W3LA @ ARI2012RAMS

Box score

Individual performances

Cardinals

Passing

PlayerC/AttYdsTDINT
Kyler Murray24/3226820

Rushing

PlayerCarYdsAvgTD
Chase Edmonds1212010.00
James Conner18502.82
Kyler Murray6396.50
Rondale Moore294.50
Colt McCoy2-2-1.00

Receiving

PlayerRecTgtYdsTD
A.J. Green56671
DeAndre Hopkins47670
Maxx Williams55661
Rondale Moore33280
Chase Edmonds45190
James Conner22160
Christian Kirk1150

Rams

Passing

PlayerC/AttYdsTDINT
Matthew Stafford26/4128021

Rushing

PlayerCarYdsAvgTD
Darrell Henderson14896.40
Matthew Stafford6213.50
Sony Michel3113.70

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 +3.54.0%2.7%7.0%7.5%3.1%4.7%3.0%2.7%

Positive margins favour Rams; negative favour Cardinals.

Half-point at risk

2.54%

outcomes that flip if the line moves 0.5

Model home win

55.9%

Expected total

44.2est.

Model

Where the number comes from

Each component is additive, in points of expected margin.

  • Team ratings (opponent-adjusted EPA)+0.84
  • Home-field advantage+1.71
  • Quarterback adjustment0.00
  • Rest differential0.00
  • Expected margin+2.54