ATP/WTA Tennis

Naomi Osaka vs Elisabetta Cocciaretto Prediction

July 31, 2026

10,000 Monte Carlo simulations

Naomi Osaka vs Elisabetta Cocciaretto prediction for July 31, 2026: Our Monte Carlo simulation ran 10,000 game iterations and projects Elisabetta Cocciaretto 0 - Naomi Osaka 0. Naomi Osaka is favored with a 74.0% win probability.

Elisabetta Cocciaretto
1679
Hard Elo
VS Hard • WTA
Naomi Osaka
1775
Hard Elo
Match Win Probability
26.0%
74.0%
Elisabetta CocciarettoNaomi Osaka
Hard
Surface
WTA Washington Open
Tournament
10,000
Simulations
Calibrated accuracy at this confidence: 66.2% (14,793 games)

Pick Results

Naomi Osaka -3.5 games +120spreadLOSS-0.50u

Match Context

Tournament
WTA Washington Open
Surface
Hard
Format
Best of 3 · WTA

Surface Elo Ratings (Hard)

Naomi Osaka
1775
Elisabetta Cocciaretto
1679
Naomi Osaka leads by 96 Elo points on Hard

Serve & Return Analysis

Serve Points Won % (SPW) is the single most predictive metric in tennis. WTA average on Hard: 56.5%

Naomi Osaka SPW
60.3%
Above tour avg
Elisabetta Cocciaretto SPW
53.3%
Below tour avg
● Naomi Osaka has a significant serve advantage (+7.0%)

Market Odds & Model Edge

Naomi Osaka ML
-623
Model: 74%
Edge: -12.2%
Elisabetta Cocciaretto ML
+501
Model: 26%
Edge: +9.4%
Model Projection
Elisabetta Cocciaretto ML +501 · +9.4% edge

Key Matchup Factors

Surface Elo v1.0 · Barnett-Clarke serve model · 10,000 simulations · WTA

Edge Analysis

Moneyline
Naomi Osaka 74.0%
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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 →
Permanent record: this game page is retired 90 days after the event. The full graded Tennis 2026 record — every pick, win rate, units and ROI — lives on the Tennis 2026 season report card.

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