Billy Harris vs Zsombor Piros prediction for June 23, 2026: Our Monte Carlo simulation ran 10,000 game iterations and projects Zsombor Piros 0 - Billy Harris 0. Billy Harris is favored with a 53.8% win probability.
Zsombor Piros
1507
Grass Elo
VS
Grass • ATP
Billy Harris
1436
Grass Elo
Match Win Probability
Zsombor PirosBilly Harris
Grass
Surface
ATP Wimbledon
Tournament
10,000
Simulations
Calibrated accuracy at this confidence: 52.1% (6,309 games)
Match Context
Tournament
ATP Wimbledon
Surface
Grass
Format
Best of 5 · ATP
Surface Elo Ratings (Grass)
Billy Harris
Zsombor Piros
Zsombor Piros leads by 70 Elo points on Grass
Serve & Return Analysis
Serve Points Won % (SPW) is the single most predictive metric in tennis. ATP average on Grass: 63.5%
Billy Harris SPW
65.9%
Above tour avg
Zsombor Piros SPW
65.6%
Above tour avg
● Serve statistics are nearly identical — expect a close match
Market Odds & Model Edge
Billy Harris ML
-167
Model: 54%
Edge: -8.7%
Zsombor Piros ML
+139
Model: 46%
Edge: +4.3%
Key Matchup Factors
- Zsombor Piros has a moderate 70-point Elo edge on Grass
- Grass surface amplifies serve advantage — expect fewer breaks, more tiebreaks
- Billy Harris has the stronger serve profile on this surface
Surface Elo v1.0 · Barnett-Clarke serve model · 10,000 simulations · ATP
Edge Analysis
Moneyline
Billy Harris 53.8%
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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 →