Gonzalo Bueno vs Toby Samuel prediction for May 19, 2026: Our Monte Carlo simulation ran 10,000 game iterations and projects Toby Samuel 0 - Gonzalo Bueno 0. Gonzalo Bueno is favored with a 57.6% win probability.
Toby Samuel
1508
Clay Elo
VS
Clay • ATP
Gonzalo Bueno
1565
Clay Elo
Match Win Probability
Toby SamuelGonzalo Bueno
Clay
Surface
ATP French Open
Tournament
10,000
Simulations
Calibrated accuracy at this confidence: 55.9% (2,860 games)
Match Context
Tournament
ATP French Open
Surface
Clay
Format
Best of 5 · ATP
Surface Elo Ratings (Clay)
Gonzalo Bueno
Toby Samuel
Gonzalo Bueno leads by 58 Elo points on Clay
Serve & Return Analysis
Serve Points Won % (SPW) is the single most predictive metric in tennis. ATP average on Clay: 63.5%
Gonzalo Bueno SPW
63.0%
Below tour avg
Toby Samuel SPW
60.6%
Below tour avg
● Gonzalo Bueno has a slight serve edge (+2.4%)
Market Odds & Model Edge
Gonzalo Bueno ML
+106
Model: 58%
Edge: +9.1%
Toby Samuel ML
-126
Model: 42%
Edge: -13.4%
Model Projection
Gonzalo Bueno ML +106 · +9.1% edge
Key Matchup Factors
- Gonzalo Bueno has a moderate 58-point Elo edge on Clay
- Clay surface reduces serve dominance — expect more breaks of serve and longer rallies
- Gonzalo Bueno has the stronger serve profile on this surface
Surface Elo v1.0 · Barnett-Clarke serve model · 10,000 simulations · ATP
Edge Analysis
Moneyline
Gonzalo Bueno 57.6%
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How this prediction was generated: This page shows output from the Olympus Bets ATP/WTA Tennis Monte Carlo engine. Each game is simulated 10,000 times using real-time team data, injury reports, and current odds. Probabilities are calibrated using Bayesian methods and sized via the Kelly Criterion. Full methodology →