Match predictor

Spain vs USA

What the model says about this fixture, at either ground and at a neutral one, with the record behind it. Ratings as at 2026-08-23.

Who wins, and where it is played
Spain at home28-22 average
Spain 60.7%draw 3.0%36.3% USA
USA at home25-25 average
USA 50.8%draw 3.0%46.2% Spain
Neutral ground26-24 average
Spain 54.1%draw 3.0%42.9% USA

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

Margin percentiles

p10 USA +14p25 USA +4p50 Spain +4p75 Spain +15p90 Spain +28

Eight runs in ten finished between 14 USA and 28 Spain, with the middle run at 4 Spain.

Those are gaps rather than scorelines. How much scoring the match produces is drawn separately — between 31 and 71 points in eight runs out of ten — so one bar covers many scores. The middle run above is 21-17 on a tight afternoon and 32-28 on an open one.

Why Spain are favoured

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

Even match50.0%
Rating gap-3.7 pp

Spain 1064, USA 1088 — 23 points, favouring USA

Venue+6.6 pp

Spain are at home

Form and context+7.8 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.

Spain win60.7%

Head to head

Spain102USA

3 meetings, 2023 to 2025 · USA by 7.3 on average

DateMatchCompetitionVenue
2025-07-12USA 2031 SpainAmerican Legion Memorial Stadium
2024-11-23Spain 2326 USAEstadio Nacional Complutense
2023-11-18Spain 1242 USAEstadio El Pantano

A dash under Competition means the record does not name one, which is common — most rows on file carry no competition. 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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