Match predictor

Dragons vs Ulster

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
Dragons at home24-27 average
Dragons 34.1%draw 2.5%63.4% Ulster
Ulster at home31-20 average
Ulster 73.7%draw 2.5%23.8% Dragons
Neutral ground22-29 average
Dragons 28.6%draw 2.5%68.9% Ulster

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 Dragons wins; the faded bars at each end hold everything beyond 75 points.

Margin percentiles

p10 Ulster +20p25 Ulster +11p50 Ulster +3p75 Dragons +4p90 Dragons +14

Eight runs in ten finished between 20 Ulster and 14 Dragons, with the middle run at 3 Ulster.

Those are gaps rather than scorelines. How much scoring the match produces is drawn separately — between 31 and 72 points in eight runs out of ten — so one bar covers many scores. The middle run above is 21-18 on a tight afternoon and 32-29 on an open one.

Why Dragons are not favoured

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

Even match50.0%
Rating gap-24.2 pp

Dragons 1369, Ulster 1633 — 264 points, favouring Ulster

Venue+10.6 pp

Dragons are at home

Form and context-2.3 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.

Dragons win34.1%

Head to head

Dragons1114Ulster

16 meetings, 2015 to 2025 · Ulster by 12.6 on average

Last 10: 019 · Ulster by 13.9 on average

DateMatchCompetitionVenue
2025-09-26Ulster 4221 DragonsUnited Rugby ChampionshipAffidea Stadium
2025-03-22Dragons 3034 UlsterUnited Rugby ChampionshipRodney Parade
2024-03-02Ulster 4926 DragonsUnited Rugby ChampionshipAffidea Stadium
2023-04-14Ulster 4019 DragonsUnited Rugby ChampionshipAffidea Stadium
2022-02-20Dragons 012 UlsterUnited Rugby ChampionshipRodney Parade

The 5 most recent meetings; the record above covers all 16. 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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