Brussels Belgium Hard Atp 250 Finals

Jan-Lennard Struff vs Tallon Griekspoor Prediction

Jan-Lennard Struff

Rank: #58
47%
VS

Tallon Griekspoor

Rank: #60
53%
Expected Total Games: 26.4
Predicted Winner: Tallon Griekspoor

Why the Model Favors Tallon Griekspoor

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

Recent record by level +2.7 Tallon Griekspoor
Serve & return game +2.3 Jan-Lennard Struff
Age +1.9 Tallon Griekspoor
Recent form +1.4 Jan-Lennard Struff
Overall record & opposition quality +0.9 Tallon Griekspoor

Starting from an even matchup, these factors move the model to 53% for Tallon Griekspoor. Computed with gradient-based attribution on our neural network, not editorial opinion. How to read this →

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Ranking Trends

Jan-Lennard Struff

  • Current #58 2026-10-19
  • 3 mo ago #41 2026-07-20
  • 6 mo ago #81 2026-04-20
  • 9 mo ago #86 2026-01-19
  • 12 mo ago #91 2025-10-20

Tallon Griekspoor

  • Current #60 2026-10-19
  • 3 mo ago #66 2026-07-20
  • 6 mo ago #33 2026-04-20
  • 9 mo ago #26 2026-01-19
  • 12 mo ago #28 2025-10-20

Player Metrics

Jan-Lennard Struff

Form Index: 58.9
ELO Rating: 1768.7
Glicko2 Rating: 1741.2
Current Fatigue (minutes): 400.0
Surface Strength:
Hard: 26.5
Clay: 16.9
Grass: 31.5
Serve Rating: 96.3
Return Rating: 87.1

Tallon Griekspoor

Form Index: 40.4
ELO Rating: 1678.8
Glicko2 Rating: 1699.7
Current Fatigue (minutes): 503.0
Surface Strength:
Hard: 32.3
Clay: 18.7
Grass: 13.4
Serve Rating: 96.7
Return Rating: 85.1

Recent Matches

Jan-Lennard Struff
✅ ✅ ✅ ✅ ❌

Tallon Griekspoor
✅ ✅ ✅ ✅ ❌

  • Last Match: ✅ vs Francisco Cerundolo (2-1) hard Brussels 126 min
  • 2nd Last Match: ✅ vs Jiri Lehecka (2-1) hard Brussels 136 min
  • 3rd Last Match: ✅ vs Mariano Navone (2-0) hard Brussels 108 min
  • 4th Last Match: ✅ vs Max Schoenhaus (2-1) hard Brussels 133 min
  • 5th Last Match: ❌ vs Pavel Kotov (0-2) hard Shanghai 93 min

Head-to-Head (Last 2 Seasons)

0
Jan-Lennard Struff
vs
1
Tallon Griekspoor
Hard
0 - 1
Clay
0 - 0
Grass
0 - 0

Key Prediction Insights

Griekspoor is a narrow favourite, edging Struff 53% to 47%, with the forecast pointing to 26.4 games. Both arrive on three-match winning runs, so the projection sees little separating them.

Match Analysis

Struff’s stronger return is the clearest counterweight to Griekspoor’s advantage. Their serving profiles are almost even, but Struff may be able to put more pressure on Griekspoor’s service games. Griekspoor gets the lean from his recent record at this level and the opposition he has beaten. His wins over Jiri Lehecka and Francisco Cerundolo stand out, while Struff has also put together a strong run, including a win over Arthur Fils. Griekspoor’s better hard-court profile adds another small advantage, despite Struff’s stronger recent-form reading.

Total Games Predictions

🎾
Expected Total Games in Match 26.4 Most likely outcome: 26 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 (Jan-Lennard Struff - Tallon Griekspoor) -0.1 Most likely spread: -1 (Tallon Griekspoor wins 1 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

Struff is projected for 10.8 aces and 2.6 double faults, while Griekspoor is forecast for 11.5 aces and 2.5 double faults. Both have strong, closely matched serving profiles, which supports a similar number of aces on this hard court.
🎯
Expected Total Aces 19.7 Most likely: 20 aces Per player: Jan-Lennard Struff 10.8 + Tallon Griekspoor 11.5
❌
Expected Total Double Faults 5.1 Most likely: 4 double faults Per player: Jan-Lennard Struff 2.6 + Tallon Griekspoor 2.5

🎯 Aces Probability Distribution

Distribution

Probability of each ace count outcome

Cumulative Probability (CDF)

Probability of aces ≤ X

🎯 Aces by Player

Jan-Lennard Struff

Expected 10.8 aces

Tallon Griekspoor

Expected 11.5 aces

❌ Double Faults Probability Distribution

Distribution

Probability of each double fault count outcome

Cumulative Probability (CDF)

Probability of double faults ≤ X

❌ Double Faults by Player

Jan-Lennard Struff

Expected 2.6 double faults

Tallon Griekspoor

Expected 2.5 double faults

Match Format Predictions

Tiebreak Likelihood

Probability that any tiebreak is played in this match

54.7% Predicted: Tiebreak likely

Exact Score Distribution BO3

Probability of each set-by-set outcome (Jan-Lennard Struff's perspective)

2-0 Most likely set score (31.2%)
New to probability charts? Learn how to interpret distribution and CDF curves

Final Prediction

Struff’s return gives him a specific way to overturn the forecast. If it limits Griekspoor’s ability to earn easy points on serve, the narrow edge from Griekspoor’s recent record may not be enough.

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