Match predictor

Lyon vs Vannes

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
Lyon at home23-27 average
Lyon 48.0%draw 2.5%49.5% Vannes
Vannes at home28-22 average
Vannes 60.3%draw 2.5%37.2% Lyon
Neutral ground22-28 average
Lyon 42.5%draw 2.5%55.0% Vannes

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

Margin percentiles

p10 Vannes +26p25 Vannes +13p50 levelp75 Lyon +6p90 Lyon +12

Eight runs in ten finished between 26 Vannes and 12 Lyon, with the middle run at level.

Those are gaps rather than scorelines. How much scoring the match produces is drawn separately — between 30 and 71 points in eight runs out of ten — so one bar covers many scores. The middle run above is 19-19 on a tight afternoon and 30-30 on an open one.

Why Lyon are not favoured

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

Even match50.0%
Rating gap-8.6 pp

Lyon 1429, Vannes 1510 — 81 points, favouring Vannes

Venue+11.8 pp

Lyon are at home

Form and context-5.2 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.

Lyon win48.0%

Head to head

Lyon101Vannes

2 meetings, 2024 to 2025 · Lyon by 2.5 on average

DateMatchCompetitionVenue
2025-03-22Lyon 3621 VannesTop 14Matmut Stadium de Gerland
2024-09-21Vannes 3020 LyonTop 14Stade de la Rabine

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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