Eva Lys vs Katie Boulter prediction for May 4, 2026: Our Monte Carlo simulation ran 10,000 game iterations and projects Katie Boulter 0 - Eva Lys 0. Katie Boulter is favored with a 74.9% win probability.
Katie Boulter
1592
Clay Elo
VS
Clay • WTA
Eva Lys
1602
Clay Elo
Match Win Probability
Katie BoulterEva Lys
Clay
Surface
WTA Italian Open
Tournament
10,000
Simulations
Calibrated accuracy at this confidence: 56.6% (1,654 games)
Match Context
Tournament
WTA Italian Open
Surface
Clay
Format
Best of 3 · WTA
Surface Elo Ratings (Clay)
Eva Lys
Katie Boulter
Eva Lys leads by 10 Elo points on Clay
Serve & Return Analysis
Serve Points Won % (SPW) is the single most predictive metric in tennis. WTA average on Clay: 56.5%
Eva Lys SPW
52.4%
Below tour avg
Katie Boulter SPW
59.9%
Above tour avg
● Katie Boulter has a significant serve advantage (+7.5%)
Market Odds & Model Edge
Eva Lys ML
+135
Model: 25%
Edge: -17.4%
Katie Boulter ML
-150
Model: 75%
Edge: +14.9%
Model Projection
Katie Boulter ML -150 · +14.9% edge
Key Matchup Factors
- Players are closely matched (10-point Elo gap)
- Clay surface reduces serve dominance — expect more breaks of serve and longer rallies
- Katie Boulter has the stronger serve profile on this surface
- Heavy favorite (Katie Boulter at 75%) — ML value may be limited; consider live or set markets
Surface Elo v1.0 · Barnett-Clarke serve model · 10,000 simulations · WTA
Edge Analysis
Moneyline
Katie Boulter 74.9%
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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. Full methodology →