Ma Yexin vs Lulu Sun prediction for May 21, 2026: Our Monte Carlo simulation ran 10,000 game iterations and projects Lulu Sun 0 - Ma Yexin 0. Ma Yexin is favored with a 50.9% win probability.
Lulu Sun
1500
Clay Elo
VS
Clay • WTA
Ma Yexin
1500
Clay Elo
Match Win Probability
Lulu SunMa Yexin
Clay
Surface
WTA French Open
Tournament
10,000
Simulations
Calibrated accuracy at this confidence: 51.2% (2,567 games)
Match Context
Tournament
WTA French Open
Surface
Clay
Format
Best of 3 · WTA
Surface Elo Ratings (Clay)
Ma Yexin
Lulu Sun
Ma Yexin leads by 0 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%
Ma Yexin SPW
55.2%
Below tour avg
Lulu Sun SPW
56.2%
Below tour avg
● Lulu Sun has a slight serve edge (+1.0%)
Key Matchup Factors
- Players are closely matched (0-point Elo gap)
- Clay surface reduces serve dominance — expect more breaks of serve and longer rallies
- Lulu Sun has the stronger serve profile on this surface
Surface Elo v1.0 · Barnett-Clarke serve model · 10,000 simulations · WTA
Edge Analysis
Moneyline
Ma Yexin 50.9%
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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 →