Teodora Kostovic vs Aryna Sabalenka prediction for June 28, 2026: Our Monte Carlo simulation ran 10,000 game iterations and projects Aryna Sabalenka 0 - Teodora Kostovic 0. Aryna Sabalenka is favored with a 75.8% win probability.
Aryna Sabalenka
1880
Grass Elo
VS
Grass • WTA
Teodora Kostovic
1480
Grass Elo
Match Win Probability
Aryna SabalenkaTeodora Kostovic
Grass
Surface
WTA Wimbledon
Tournament
10,000
Simulations
Calibrated accuracy at this confidence: 68.8% (6,507 games)
Match Context
Tournament
WTA Wimbledon
Surface
Grass
Format
Best of 3 · WTA
Surface Elo Ratings (Grass)
Teodora Kostovic
Aryna Sabalenka
Aryna Sabalenka leads by 400 Elo points on Grass
Serve & Return Analysis
Serve Points Won % (SPW) is the single most predictive metric in tennis. WTA average on Grass: 56.5%
Teodora Kostovic SPW
57.6%
Above tour avg
Aryna Sabalenka SPW
62.0%
Above tour avg
● Aryna Sabalenka has a significant serve advantage (+4.4%)
Market Odds & Model Edge
Teodora Kostovic ML
+1385
Model: 24%
Edge: +17.5%
Aryna Sabalenka ML
-3090
Model: 76%
Edge: -21.1%
Model Projection
Teodora Kostovic ML +1385 · +17.5% edge
Key Matchup Factors
- Aryna Sabalenka holds a commanding 400-point Elo advantage on Grass
- Grass surface amplifies serve advantage — expect fewer breaks, more tiebreaks
- Aryna Sabalenka has the stronger serve profile on this surface
- Heavy favorite (Aryna Sabalenka at 76%) — 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
Aryna Sabalenka 75.8%
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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 →