Matteo Arnaldi vs Frances Tiafoe prediction for May 31, 2026: Our Monte Carlo simulation ran 10,000 game iterations and projects Frances Tiafoe 0 - Matteo Arnaldi 0. Frances Tiafoe is favored with a 67.9% win probability.
Frances Tiafoe
1592
Clay Elo
VS
Clay • ATP
Matteo Arnaldi
1506
Clay Elo
Match Win Probability
Frances TiafoeMatteo Arnaldi
Clay
Surface
ATP French Open
Tournament
10,000
Simulations
Calibrated accuracy at this confidence: 65.1% (4,173 games)
Match Context
Tournament
ATP French Open
Surface
Clay
Format
Best of 5 · ATP
Surface Elo Ratings (Clay)
Matteo Arnaldi
Frances Tiafoe
Frances Tiafoe leads by 85 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%
Matteo Arnaldi SPW
59.9%
Below tour avg
Frances Tiafoe SPW
65.5%
Above tour avg
● Frances Tiafoe has a significant serve advantage (+5.7%)
Market Odds & Model Edge
Matteo Arnaldi ML
+110
Model: 32%
Edge: -15.5%
Frances Tiafoe ML
-124
Model: 68%
Edge: +12.6%
Model Projection
Frances Tiafoe ML -124 · +12.6% edge
Key Matchup Factors
- Frances Tiafoe has a moderate 85-point Elo edge on Clay
- Clay surface reduces serve dominance — expect more breaks of serve and longer rallies
- Frances Tiafoe has the stronger serve profile on this surface
- Heavy favorite (Frances Tiafoe at 68%) — ML value may be limited; consider live or set markets
Surface Elo v1.0 · Barnett-Clarke serve model · 10,000 simulations · ATP
Edge Analysis
Moneyline
Frances Tiafoe 67.9%
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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. Probabilities are calibrated using Bayesian methods and sized via the Kelly Criterion. Full methodology →