AFL | Round 4

alphr.com.au

OPTUS STADIUM • SATURDAY 4 APR, 7:35 PM

Win Probability

AI Game Review

Sydney Swans defied the model's 51% prediction for West Coast Eagles — a notable result. The margin model missed here — predicting 12.1 but the actual margin was 128 points. The game's 198 points came in 19 points higher than the predicted 180. Sydney Swans led 20–83 at the break and pulled away in the second half to win by 128. A tough result for the model — all 4 picks missed on this one.

Model vs actual outcomes • Post-match analysis

AI Win Probability

51%West Coast EaglesFavourite

West Coast Eagles

51%

Sydney Swans

49%

AI Match Overview

This shapes up as one of the tightest matchups of the round. Our model gives West Coast Eagles a marginal 51% edge, making this essentially a coin-flip contest. Sydney Swans are stronger on paper across 4 of 7 key factors — including ELO Difference, Midfield ELO and Forward Line ELO — but West Coast Eagles counter with Venue Advantage which tips the scales. Sydney Swans carry a 44-point ELO rating advantage (1523 vs 1479). Recent form favours West Coast Eagles with 3 wins from their last 5 compared to 2 for Sydney Swans. The margin model predicts West Coast Eagles by 12.1 points with a combined total of 180.

Generated from model features • Pre-kick-off analysis

Edge Analysis

2 ACTIVE EDGES

Each market is predicted by an independent model — H2H, margin, and totals may occasionally disagree.

H2H Recommendation

West Coast Eagles to Win @5.10

Lost ✗

Edge

+31.8%

Line / Spread

West Coast Eagles +32.5 @1.90

Lost ✗

Edge

+31.8%

Margin Band

West Coast Eagles 1-39 @3.30

Lost ✗

Edge

+0.0%

Total Points

Under 182.5 @1.89

Lost ✗

Edge

+2.1%

Form & History

TeamLast 5Avg Pts
West Coast Eagles
WWWLL
107.7
Sydney Swans
WWLLL
74.7

Avg Conceded

95.7

West Coast Eagles

82.2

Sydney Swans

Avg Margin

-2.2

West Coast Eagles

1.0

Sydney Swans

Disposals

379.3

West Coast Eagles

372.7

Sydney Swans

Inside 50s

56.2

West Coast Eagles

44.7

Sydney Swans

H2H History (Last 5)Sydney Swans lead 5-0
Aug 2025WCE 51 - 118 SYD
Mar 2024WCE 78 - 104 SYD
Jun 2023WCE 34 - 205 SYD
Apr 2022WCE 58 - 121 SYD
Jun 2021WCE 26 - 118 SYD
Prediction BreakdownPure Alpha Model

📊Team ELO Ratings

WCE
1479Overall1523
SYD
ELO difference: -44 in favour of Sydney Swans

🏈Positional Matchups

Player ELO aggregated by position group — higher = stronger unit

949Midfield1007
SYD +58
1001Forwards1062
SYD +61
941Defence992
SYD +50
1011Ruck966
WCE +45

📈Recent Form (Last 5)

WCE
Stat
SYD
2.8
Wins (Last 5)
2.5
107.7pts
Avg Score
74.7pts
95.7pts
Avg Conceded
82.2pts
-2.2pts
Avg Margin
1.0pts
379.3
Disposals
372.7
56.2
Inside 50s
44.7

🔑Key Prediction Factors

What the model weighted most in this prediction

1
ELO Difference14.0%
Swans
2
Midfield ELO11.0%
Swans
3
Recent Win Rate10.0%
4
Forward Line ELO9.0%
Swans
5
Defensive ELO8.0%
Swans
6
Venue Advantage7.0%
Eagles
7
H2H History6.0%

Model Confidence

51%

West Coast Eagles predicted to win by 12 points

Predicted total: 180 · Line: +12.1

0/4 predictions correct
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Goal Scorer Predictions

AI-powered goal scorer predictions and player prop markets — built on our 6-model player stats engine.

First / Anytime / Last ScorerPlayer Props