Australian Open Australia Hard Grand Slam Round of 128

Alexander Zverev vs Gabriel Diallo: AI Prediction | Games, Spread, Aces & Double Faults

Alexander Zverev

Rank: #3
68%
VS

Gabriel Diallo

Rank: #40
32%
Expected Total Games: 38.4
Predicted Winner: Alexander Zverev

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Player Metrics

Alexander Zverev

Form Index: 58.9
ELO Rating: 5105.0
Glicko2 Rating: 2263.5
Current Fatigue (minutes): 0.0
Surface Strength:
Hard: 35.9
Clay: 36.6
Grass: 39.1
Serve Rating: 70.5
Return Rating: 63.2

Gabriel Diallo

Form Index: 14.9
ELO Rating: 1063.6
Glicko2 Rating: 1560.2
Current Fatigue (minutes): 0.0
Surface Strength:
Hard: 20.7
Clay: 27.1
Grass: 28.9
Serve Rating: 98.3
Return Rating: 92.7

Recent Matches

Alexander Zverev

Gabriel Diallo

  • Last Match: vs Andrea Vavassori (0-2) hard Adelaide 109 min
  • 2nd Last Match: vs Coleman Wong (1-2) hard Hong Kong 149 min
  • 3rd Last Match: vs Jesper de Jong (2-0) hard Hong Kong 105 min
  • 4th Last Match: vs Alex de Minaur (1-2) hard Paris 157 min
  • 5th Last Match: vs Felix Auger-Aliassime (0-2) hard Basel 110 min

Head-to-Head (Last 2 Seasons)

0
Alexander Zverev
vs
0
Gabriel Diallo
Hard
0 - 0
Clay
0 - 0
Grass
0 - 0

Key Prediction Insights

In the Round of 128 at the Australian Open 2026, Alexander Zverev faces Gabriel Diallo on hard courts in Australia. The match presents a compelling matchup between Zverev, ranked 3rd, and Diallo, ranked 40th. Zverev is favored to win with a probability of 67.96%, while Diallo's chances stand at 32.04%. The expected total number of games played in this encounter is approximately 38.35.

Match Analysis

Alexander Zverev boasts a form index of 58.93, a significant advantage over Gabriel Diallo's form index of 14.89. Zverev's Elo rating of 5105.0 further emphasizes his position as a top player, while Diallo's rating of 1063.56 highlights the gap in experience and performance. Both players currently have a fatigue level of 0.0 minutes, indicating they enter the match fresh. Zverev's surface strength index is 35.93, which is also higher than Diallo's 20.66, illustrating Zverev's superior adaptation to hard courts. Notably, Zverev's mean serve index of 70.53 exceeds Diallo's impressive 98.27 by more than 5 points, indicating Zverev's slightly less powerful yet more consistent serving style. Conversely, Diallo has a mean return index of 92.68, which is notably higher than Zverev's 63.19, suggesting that Diallo may excel in returning serves. In their recent performances, Zverev has had mixed results, winning 2 of his last 3 matches, including a victory against Daniil Medvedev. However, he was defeated by Jannik Sinner in his most recent match, indicating some vulnerability. Diallo, on the other hand, has struggled, losing his last two matches and only managing to win one in his last three outings. This recent form could impact Diallo's confidence going into this match against a higher-ranked opponent.

Total Games Predictions

🎾
Expected Total Games in Match 38.4 Most likely outcome: 38 games

📊 Total Games Probability Distribution

Distribution

Probability of each total games outcome

Probability distribution chart for total games in Alexander Zverev versus Gabriel Diallo. 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 Alexander Zverev versus Gabriel Diallo. The curve rises from 0% to 100%, showing the cumulative probability for each games total threshold.

Games Spread Predictions

📈
Expected Games Spread (Alexander Zverev - Gabriel Diallo) +0.8 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 Alexander Zverev versus Gabriel Diallo. Positive values indicate Alexander Zverev winning more games, negative values indicate Gabriel Diallo winning more games.
Cumulative Probability (CDF)

Probability of spread ≤ X

Cumulative distribution function chart for games spread in Alexander Zverev versus Gabriel Diallo. The curve shows the cumulative probability for each spread threshold.

Aces and Double Faults Predictions

The match is anticipated to feature approximately 19.59 expected aces and about 7.25 expected double faults. Given the hard court surface, which tends to favor both strong servers and skilled returners, the predicted aces will be a focal point. Zverev's notable serve index suggests he may lead in the ace count, while the expected double faults provide insight into potential struggles in serve consistency for both players.
🎯
Expected Total Aces 19.6 Most likely: 19 aces
Expected Total Double Faults 7.2 Most likely: 7 double faults

🎯 Aces Probability Distribution

Distribution

Probability of each ace count outcome

Probability distribution chart for total aces in Alexander Zverev versus Gabriel Diallo. 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 Alexander Zverev versus Gabriel Diallo. 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 Alexander Zverev versus Gabriel Diallo. 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 Alexander Zverev versus Gabriel Diallo. The curve shows the cumulative probability for each double faults threshold.

Final Prediction

Zverev's edge in rank, form, and overall performance metrics positions him favorably against Diallo. A crucial factor to observe will be Zverev's ability to leverage his serve effectively against Diallo's strong return game, which could dictate the match's outcome.

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