Delray Beach FL, U.S.A. Hard Atp 250 Quarterfinals

Learner Tien vs Frances Tiafoe: AI Prediction | Games, Aces & Double Faults

Learner Tien

Rank: #23
48%
VS

Frances Tiafoe

Rank: #30
52%
Expected Total Games: 23.9
Predicted Winner: Frances Tiafoe

Ranking Trends

Learner Tien

  • Current Rank: #23 (2026-02-09)
  • 3 Months Ago: #28 (2025-11-17)
  • 6 Months Ago: #48 (2025-08-18)
  • 9 Months Ago: #67 (2025-05-19)
  • 12 Months Ago: #80 (2025-02-17)

Frances Tiafoe

  • Current Rank: #30 (2026-02-09)
  • 3 Months Ago: #30 (2025-11-17)
  • 6 Months Ago: #17 (2025-08-18)
  • 9 Months Ago: #15 (2025-05-19)
  • 12 Months Ago: #18 (2025-02-17)

Player Metrics

Learner Tien

Form Index: 49.6
ELO Rating: 1572.2
Glicko2 Rating: 1572.9
Current Fatigue (minutes): 135.0
Surface Strength:
Hard: 12.0
Clay: 10.5
Grass: 11.5
Serve Rating: 65.8
Return Rating: 58.5

Frances Tiafoe

Form Index: 55.2
ELO Rating: 1421.2
Glicko2 Rating: 1759.1
Current Fatigue (minutes): 214.0
Surface Strength:
Hard: 10.1
Clay: 11.4
Grass: 12.6
Serve Rating: 96.8
Return Rating: 89.9

Recent Matches

Learner Tien
✅ ❌ ❌ ✅ ✅

  • Last Match: ✅ vs Miomir Kecmanovic (2-1) hard Delray Beach 135 min
  • 2nd Last Match: ❌ vs Marin Cilic (0-2) hard Dallas 110 min
  • 3rd Last Match: ❌ vs Alexander Zverev (1-3) hard Australian Open 174 min
  • 4th Last Match: ✅ vs Daniil Medvedev (3-0) hard Australian Open 174 min
  • 5th Last Match: ✅ vs Nuno Borges (3-0) hard Australian Open 174 min

Frances Tiafoe
✅ ✅ ❌ ✅ ❌

  • Last Match: ✅ vs Zachary Svajda (2-1) hard Delray Beach 141 min
  • 2nd Last Match: ✅ vs Rinky Hijikata (2-0) hard Delray Beach 73 min
  • 3rd Last Match: ❌ vs Sebastian Korda (0-2) hard Dallas 68 min
  • 4th Last Match: ✅ vs Terence Atmane (2-1) hard Dallas 108 min
  • 5th Last Match: ❌ vs Alex de Minaur (0-3) hard Australian Open 174 min

Head-to-Head (Last 2 Seasons)

0
Learner Tien
vs
0
Frances Tiafoe
Hard
0 - 0
Clay
0 - 0
Grass
0 - 0

Key Prediction Insights

Quarterfinal action in Delray Beach, Florida on hard courts sees Learner Tien face Frances Tiafoe in an ATP 250-level night. The model gives Tiafoe the narrow edge — predicted winner Frances Tiafoe (51.99%) over Learner Tien (48.01%) — with an expected total of about 23.9 games in the match.

Match Analysis

Tien comes in as the higher-ranked player (No. 23) with a stronger Elo (1572.23) than Tiafoe (Elo 1421.20, rank 30). Tien’s form index is 49.59 versus Tiafoe’s 55.25; both have modest surface strength indices (Tien 12.00, Tiafoe 10.07), indicating neither has a pronounced hard-court advantage. Fatigue figures favor Tien (135 minutes on court this week) compared with Tiafoe’s heavier load (214 minutes), which could influence movement and recovery in baseline exchanges. Tiafoe’s serving and returning metrics are markedly superior: mean serve index 96.77 versus Tien’s 65.81 (difference >5) and mean return index 89.95 versus Tien’s 58.46 (difference >5). Those gaps suggest Tiafoe can both generate free points on serve and apply pressure when receiving. Over their last three matches, Tien is 1–2 (notably a three-set win over Kecmanović at Delray Beach, plus losses to Cilic and Zverev), while Tiafoe is 2–1 (two wins this week at Delray Beach and a prior loss to Korda). Match durations show both have recently been through long contests, with Tiafoe accumulating more court time this event.

Total Games Predictions

🎾
Expected Total Games in Match 23.9 Most likely outcome: 23 games

📊 Total Games Probability Distribution

Distribution

Probability of each total games outcome

Cumulative Probability (CDF)

Probability of total games ≤ X

Aces and Double Faults Predictions

The aces prediction for this match is about 19.38 total (predicted aces), with an expected double faults figure around 5.72 (expected double faults). On hard courts, moderate ace totals are typical; here Tiafoe’s much higher serve index points to him contributing the bulk of the aces, while Tien is less likely to generate many free points off serve. Given Tiafoe’s serving profile, the double faults prediction should be watched as pressure situations may inflate that number.
🎯
Expected Total Aces 19.4 Most likely: 19 aces
❌
Expected Total Double Faults 5.7 Most likely: 5 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

New to probability charts? Learn how to interpret distribution and CDF curves

Final Prediction

Tiafoe’s clear advantage on serve and return metrics gives him the narrow projected edge despite Tien’s higher Elo and ranking. The key factor to watch is whether Tiafoe’s serving dominance translates into quick holds or whether Tien’s return game can neutralize those opportunities and force longer rallies.

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