Halle Germany Grass Atp 500 Round of 32

Karen Khachanov vs Ethan Quinn: AI Prediction | Games, Spread, Aces & Double Faults

Karen Khachanov

Rank: #18
49%
VS

Ethan Quinn

Rank: #66
51%
Expected Total Games: 27.6
Predicted Winner: Ethan Quinn

Why the Model Favors Ethan Quinn

The factors that drove this prediction, measured in win-probability points.

Serve & return game +10.3 Ethan Quinn
Recent form +6.1 Karen Khachanov
Overall strength +5.6 Karen Khachanov
Age +4.5 Ethan Quinn
Surface fit +2.9 Karen Khachanov

Starting from an even matchup, these factors move the model to 51% for Ethan Quinn. Computed with gradient-based attribution on our neural network — not editorial opinion. How to read this →

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Player Metrics

Karen Khachanov

Form Index: 39.8
ELO Rating: 1690.8
Glicko2 Rating: 1695.9
Current Fatigue (minutes): 0.0
Surface Strength:
Hard: 24.3
Clay: 26.2
Grass: 32.8
Serve Rating: 95.9
Return Rating: 91.7

Ethan Quinn

Form Index: 28.4
ELO Rating: 1516.8
Glicko2 Rating: 1579.3
Current Fatigue (minutes): 0.0
Surface Strength:
Hard: 25.7
Clay: 15.9
Grass: 10.7
Serve Rating: 94.2
Return Rating: 84.7

Recent Matches

Karen Khachanov

  • Last Match: vs Jesper de Jong (2-3) clay Roland Garros 174 min
  • 2nd Last Match: vs Marco Trungelliti (3-1) clay Roland Garros 174 min
  • 3rd Last Match: vs Arthur Gea (3-0) clay Roland Garros 174 min
  • 4th Last Match: vs Ugo Humbert (1-2) clay Hamburg 133 min
  • 5th Last Match: vs Hugo Gaston (2-1) clay Hamburg 158 min

Ethan Quinn

  • Last Match: vs Francisco Comesana (0-3) clay Roland Garros 174 min
  • 2nd Last Match: vs Tommy Paul (0-2) clay Hamburg 70 min
  • 3rd Last Match: vs Pablo Llamas Ruiz (1-2) clay Rome 150 min
  • 4th Last Match: vs Fabian Marozsan (0-2) clay Madrid 113 min
  • 5th Last Match: vs Cameron Norrie (1-2) clay Barcelona 150 min

Head-to-Head (Last 2 Seasons)

0
Karen Khachanov
vs
0
Ethan Quinn
Hard
0 - 0
Clay
0 - 0
Grass
0 - 0

Key Prediction Insights

At Halle (Germany), first-round grass court action in an ATP 500-level event pits Karen Khachanov against Ethan Quinn. The model narrowly favors Ethan Quinn to win (50.96%) over Karen Khachanov (49.04%), with a tight match expected — about 27.61 total games.

Match Analysis

The model's edge for Quinn comes mainly from the serve & return game, which swings 10.3 percentage points toward him. Quinn’s mean serve index (94.25) is comparable to Khachanov’s (95.85), so the advantage is not a raw-serving power gap; rather it reflects how Quinn’s serving profile and return matchup on grass interact in the model. Khachanov’s superior mean return index (91.70 vs Quinn’s 84.74) is a notable counterweight — the return gap of nearly 7 points favors Khachanov and helps explain the model also leaning on recent form and overall strength for him. Looking at credentials, Khachanov is the higher-ranked player (18) with a stronger Elo (1690.8) and higher surface strength index on grass (32.78 vs Quinn’s 10.72). His form index (39.83) is better than Quinn’s (28.35), and cumulative fatigue is zero for both entering the match. Recent results show Khachanov with two wins before a five-set loss at Roland Garros, indicating some competitive matches; Quinn arrives on a three-match losing streak, including straight-set defeats on clay. Those form signals move the needle toward Khachanov by about 6.1 points in the model, with overall strength adding another 5.6 points to his chance, while age (favoring the younger Quinn) contributes 4.5 points to Quinn’s side.

Total Games Predictions

🎾
Expected Total Games in Match 27.6 Most likely outcome: 27 games

📊 Total Games Probability Distribution

Distribution

Probability of each total games outcome

Probability distribution chart for total games in Karen Khachanov versus Ethan Quinn. The X-axis shows possible total games values and the Y-axis shows the predicted probability percentage for each outcome.
Cumulative Probability (CDF)

Probability of total games ≤ X

Cumulative distribution function chart for total games in Karen Khachanov versus Ethan Quinn. The curve rises from 0% to 100%, showing the cumulative probability for each games total threshold.

Games Spread Predictions

📈
Expected Games Spread (Karen Khachanov - Ethan Quinn) +0.3 Most likely spread: 0 (even number of games won)

📊 Games Spread Probability Distribution

Distribution

Probability of each games spread outcome

Probability distribution chart for games spread in Karen Khachanov versus Ethan Quinn. Positive values indicate Karen Khachanov winning more games, negative values indicate Ethan Quinn winning more games.
Cumulative Probability (CDF)

Probability of spread ≤ X

Cumulative distribution function chart for games spread in Karen Khachanov versus Ethan Quinn. The curve shows the cumulative probability for each spread threshold.

Aces and Double Faults Predictions

The aces prediction for this grass match is 16.37 total aces and an expected double faults tally of 5.57. Grass typically boosts the ace count because serves stay low and skid through the court; this predicted aces number reflects that surface bias. Neither player posts a significantly higher serve rating (difference <5), so the predicted aces are driven by the surface and both players’ strong serve indices rather than a single dominant server. Expect the predicted aces and expected double faults to cluster around service-dominant holds.
🎯
Expected Total Aces 16.4 Most likely: 16 aces
Expected Total Double Faults 5.6 Most likely: 5 double faults

🎯 Aces Probability Distribution

Distribution

Probability of each ace count outcome

Probability distribution chart for total aces in Karen Khachanov versus Ethan Quinn. Higher ace counts are more likely on faster surfaces like grass.
Cumulative Probability (CDF)

Probability of aces ≤ X

Cumulative distribution function chart for total aces in Karen Khachanov versus Ethan Quinn. The curve shows the cumulative probability for each aces threshold.

Double Faults Probability Distribution

Distribution

Probability of each double fault count outcome

Probability distribution chart for double faults in Karen Khachanov versus Ethan Quinn. Clay surface matches tend to produce more double faults due to fatigue in longer rallies.
Cumulative Probability (CDF)

Probability of double faults ≤ X

Cumulative distribution function chart for double faults in Karen Khachanov versus Ethan Quinn. The curve shows the cumulative probability for each double faults threshold.

🎯 Match Format Predictions

Tiebreak Likelihood

Probability that any tiebreak is played in this match

43.5% Predicted: No tiebreak

Exact Score Distribution BO3

Probability of each set-by-set outcome (Karen Khachanov's perspective)

2-0 Most likely set score (30.4%)
Probability distribution of the final set score from Karen Khachanov's perspective. Format: BO3.

Final Prediction

Quinn’s marginal advantage is driven primarily by the serve & return matchup highlighted by the model. The key factor to watch is the early serve/return exchanges — Khachanov’s high return index versus Quinn’s serving rhythm on fast grass will likely decide momentum.

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