Match predictor

Sharks vs Stormers

What the model says about this fixture, at either ground and at a neutral one, with the record behind it. Ratings as at 2026-08-24.

Who wins, and where it is played
Sharks at home26-23 average
Sharks 54.4%draw 2.5%43.1% Stormers
Stormers at home28-21 average
Stormers 69.7%draw 2.5%27.8% Sharks
Neutral ground23-26 average
Sharks 40.9%draw 2.5%56.6% Stormers

Each figure is 5,000 simulations of this fixture. The score is where those runs are centred, not a likely scoreline — a rugby result is spread far too widely for any single one to be likely.

How the runs finished

Winning margin across 5,000 simulations of this fixture. Bars right of the centre are Sharks wins; the faded bars at each end hold everything beyond 75 points.

Margin percentiles

p10 Stormers +14p25 Stormers +6p50 Sharks +1p75 Sharks +11p90 Sharks +21

Eight runs in ten finished between 14 Stormers and 21 Sharks, with the middle run at 1 Sharks.

Those are gaps rather than scorelines. How much scoring the match produces is drawn separately — between 30 and 70 points in eight runs out of ten — so one bar covers many scores. The middle run above is 19-18 on a tight afternoon and 30-29 on an open one.

Why Sharks are favoured

Starting from an even match and adding what the model reads, in percentage points of win probability. Positive favours Sharks, negative favours Stormers.

Even match50.0%
Rating gap-11.0 pp

Sharks 1613, Stormers 1716 — 103 points, favouring Stormers

Venue+12.3 pp

Sharks are at home

Form and context+3.1 pp

Recent results, head-to-head record and rest days, as the XGBoost heads weigh them. Deliberately capped, so it can nudge the rating but never overrule it.

Sharks win54.4%

Head to head

Sharks719Stormers

17 meetings, 2015 to 2026 · Stormers by 0.8 on average

Last 10: 316 · Stormers by 2.8 on average

DateMatchCompetitionVenue
2026-01-24Stormers 1930 SharksUnited Rugby ChampionshipDHL Stadium
2024-12-28Stormers 2420 SharksUnited Rugby ChampionshipDHL Stadium
2024-02-17Sharks 2125 StormersUnited Rugby ChampionshipHollywoodbets Kings Park
2023-12-30Stormers 1615 SharksUnited Rugby ChampionshipDHL Stadium
2023-03-04Stormers 2923 SharksUnited Rugby ChampionshipDHL Stadium

The 5 most recent meetings; the record above covers all 17. None of this feeds the forecast: both ratings already contain these results.

Rugby Tournament Predictor — unofficial, and not affiliated with any union, club or competition. About and sourcesForecasts are probabilities, not predictions of one result.

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