MODEL PREDICTION · 2026-08-14
HARD

S. Tsitsipas vs V. Royerprediction

TSITSIPASWIN PROBABILITYROYER
61%
model prob.
@1.28
odds · 78% impl.
Rest 9d vs 8dHard 51%🎾Serve 70%📈Form 7/10
CONDITIONS OF THE MATCHin the modelcontext
Surface
Hard

Consistent bounce, medium-fast: neutral conditions, no style favored.

Temperature
28°C

Warm: the ball flies a little more and fitness counts.

Humidity
77%

Very humid air: the ball gets heavy and points stretch out.

Wind
6 km/h

Light wind: no noticeable effect.

Surface feeds the model (surface specialization is one of its factors). Weather and altitude are context we publish for you — they do NOT move the probability.

OUR MODEL'S REASONING

Ranking: #49 vs #78 (better ranked)

Recent form: 7/10 in recent matches

Solid on Hard: 62% career on the surface

Model 61% vs market 78% → the model sees it as less likely than the odds

Calibrated model probability (~65% out-of-sample accuracy). Not a guarantee: the model ≈ the market on average, so the odds already capture almost all the edge. 18+ · gamble responsibly.
@1.65
fair odds
−22.3%
expected value
BREAKDOWN · MODEL ANALYSIS

The model makes S. Tsitsipas the favorite with a 61% win probability, against V. Royer's 39% — a solid favorite, though Royer keeps real chances. Converted to odds, that probability is worth about @1.65; the offered odds are around @1.28 (a 78% implied), slightly below the market, so the model is a touch more cautious.

Several factors explain the number: #49 vs #78 (better ranked); 7/10 in recent matches; 62% career on the surface; model 61% vs market 78% → the model sees it as less likely than the odds.

Read it with perspective. Our probability is calibrated — when the model says 61%, that outcome happens roughly that percentage of the time, with ~65% out-of-sample accuracy — but being the favorite is not being the winner: roughly 39 out of every 100 times Royer wins. The model also tends to agree with the market, so the odds already capture almost all the edge: don't take it as a sure value. This is informational analysis, not a betting recommendation. 18+ · play responsibly.

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