Rome Italy Clay Masters 1000 Round of 64

Daniel Altmaier vs Alexander Zverev: AI Prediction | Games, Spread, Aces & Double Faults

Daniel Altmaier

Rank: #64
18%
VS

Alexander Zverev

Rank: #3
82%
Expected Total Games: 24.8
Predicted Winner: Alexander Zverev

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Ranking Trends

Daniel Altmaier

  • Current #64 2026-05-04
  • 3 mo ago #44 2026-02-02
  • 6 mo ago #46 2025-11-03
  • 9 mo ago #60 2025-08-04
  • 12 mo ago #71 2025-05-05

Alexander Zverev

  • Current #3 2026-05-04
  • 3 mo ago #4 2026-02-02
  • 6 mo ago #3 2025-11-03
  • 9 mo ago #3 2025-08-04
  • 12 mo ago #2 2025-05-05

Player Metrics

Daniel Altmaier

Form Index: 23.9
ELO Rating: 1499.9
Glicko2 Rating: 1469.9
Current Fatigue (minutes): 142.0
Surface Strength:
Hard: 12.3
Clay: 18.5
Grass: 11.2
Serve Rating: 96.1
Return Rating: 92.6

Alexander Zverev

Form Index: 50.6
ELO Rating: 2092.7
Glicko2 Rating: 2061.5
Current Fatigue (minutes): 0.0
Surface Strength:
Hard: 54.7
Clay: 48.0
Grass: 38.7
Serve Rating: 95.3
Return Rating: 86.1

Recent Matches

Daniel Altmaier
✅ ❌ ❌ ✅ ❌

  • Last Match: ✅ vs Zhizhen Zhang (2-1) clay Rome 142 min
  • 2nd Last Match: ❌ vs Juan Manuel Cerundolo (0-2) clay Madrid 75 min
  • 3rd Last Match: ❌ vs Alex Molcan (0-2) clay Munich 103 min
  • 4th Last Match: ✅ vs Marin Cilic (2-0) clay Munich 69 min
  • 5th Last Match: ❌ vs Tomas Machac (1-2) clay Monte Carlo 138 min

Alexander Zverev
❌ ✅ ✅ ✅ ✅

Head-to-Head (Last 2 Seasons)

0
Daniel Altmaier
vs
1
Alexander Zverev
Hard
0 - 0
Clay
0 - 1
Grass
0 - 0

Key Prediction Insights

At Rome’s Masters 1000 event on clay, Round of 64 pits Daniel Altmaier against Alexander Zverev in what looks set to be a one-sided affair on paper. The model favours Zverev with an 82.14% chance of winning versus a 17.86% chance for Altmaier, and projects a relatively short match of about 24.8 total games.

Match Analysis

Zverev arrives as the clear higher-ranked player (No. 3) with a substantially stronger Elo (2092.7) and a better form index (50.58) than Altmaier (rank 64, Elo 1500.0, form 23.94). Zverev also posts a higher surface strength index (47.99) compared with Altmaier’s 18.49, and crucially he has no minutes of fatigue logged in this tournament, while Altmaier already carries 142 minutes on court. Those differences point to a fitness and class advantage for Zverev on clay. Service profiles are similar: Altmaier’s mean serve index (96.12) and Zverev’s (95.27) are within a point, so neither has a clear serving edge based on that metric. However Altmaier’s mean return index (92.58) is notably higher than Zverev’s (86.14), a gap greater than five points that suggests Altmaier is statistically the better returner on recent form. Over their last three matches, Altmaier has one win and two losses, including a long 142‑minute victory in Rome; his recent clay results have been mixed. Zverev’s recent sequence shows two wins followed by a straight-sets loss in Madrid; his shorter match times and steadier form index underline his superior tournament positioning.

Total Games Predictions

🎾
Expected Total Games in Match 24.8 Most likely outcome: 24 games

📊 Total Games Probability Distribution

Distribution

Probability of each total games outcome

Cumulative Probability (CDF)

Probability of total games ≤ X

Games Spread Predictions

📈
Expected Games Spread (Daniel Altmaier - Alexander Zverev) +4.6 Most likely spread: +5 (Daniel Altmaier wins 5 more games)

📊 Games Spread Probability Distribution

Distribution

Probability of each games spread outcome

Cumulative Probability (CDF)

Probability of spread ≤ X

Aces and Double Faults Predictions

The aces prediction for the match is modest: the predicted aces total is 8.53, and predicted double faults sit at 4.16. On slow clay, fewer aces are typical because the ball slows and the higher bounce helps returners, while expected double faults can creep up as rallies and fatigue mount. With serve indices nearly identical, neither player should dominate the predicted aces count, but Zverev’s greater overall edge could still translate to a slightly higher share of the predicted aces.
🎯
Expected Total Aces 8.5 Most likely: 8 aces
❌
Expected Total Double Faults 4.2 Most likely: 4 double faults

🎯 Aces Probability Distribution

Distribution

Probability of each ace count outcome

Cumulative Probability (CDF)

Probability of aces ≤ X

❌ Double Faults Probability Distribution

Distribution

Probability of each double fault count outcome

Cumulative Probability (CDF)

Probability of double faults ≤ X

🎯 Match Format Predictions

Tiebreak Likelihood

Probability that any tiebreak is played in this match

34.3% Predicted: No tiebreak

Exact Score Distribution BO3

Probability of each set-by-set outcome (Daniel Altmaier's perspective)

0-2 Most likely set score (56.5%)
New to probability charts? Learn how to interpret distribution and CDF curves

Final Prediction

Zverev’s combination of ranking, Elo, surface comfort and freshness give him the clear edge in this matchup. The key factor to watch is Altmaier’s return pressure—if his high return index translates into early breaks, he can stretch the match; otherwise Zverev’s superiority should carry him through.

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