ATP tennis predict — Alec Deckers vs Conor Gannon

Challenger — Roehampton challenger · None 14:30

Predicted probability

Alec Deckers

Netherlands

65.64%

Conor Gannon

Ireland

34.36%

Average Odds

1.54 / 2.34

Market probability

60.31% / 39.69%

Why This Prediction?

Alec Deckers is the favorite because he has a higher Elo rating (1503 vs 1393), a stronger serve (62.7% vs 60.9% of service points won) and more career match wins (9 vs 1).

Player Comparison

1503.1 Elo 1393.4

- Elo (surface) -

9 Wins (Challenger) 1

- Wins (surface) -

7 Last 15 form 1

0 Head-to-head wins 0

0.729 Dominance ratio 0.718

577 Rank 1015

26.3 Age 24.2

right Hand right

Performance vs. the Odds

Career record grouped by how big a favorite the market made each player, based on their average odds.

Alec Deckers

Heavy favorite (odds below 1.30) 4W–2L · 66.7%

Favorite (odds 1.30-1.80) 3W–0L · 100.0%

Even match (odds 1.80-2.20) 1W–0L · 100.0%

Underdog (odds 2.20-4.00) 0W–4L · 0.0%

Heavy underdog (odds above 4.00) 0W–0L · 0.0%

14 matches with market odds since 2026-06-06.

Conor Gannon

Heavy favorite (odds below 1.30) 0W–0L · 0.0%

Favorite (odds 1.30-1.80) 0W–0L · 0.0%

Even match (odds 1.80-2.20) 0W–0L · 0.0%

Underdog (odds 2.20-4.00) 0W–3L · 0.0%

Heavy underdog (odds above 4.00) 1W–0L · 100.0%

4 matches with market odds since 2026-06-16.

Serve & Return

Serve and return win rates from each player's last 10 matches at the selected level.

Alec Deckers Conor Gannon

1st Serve In %

57.2%

55.4%

1st Serve Points Won %

75.6%

64.3%

2nd Serve Points Won %

48.9%

37.8%

Return Points Won vs 1st Serve %

21.3%

14.3%

Return Points Won vs 2nd Serve %

41.2%

28.1%

Aces per Service Game

0.85

0.12

Double Faults per Service Game

0.15

0.50

Based on each player's last 10 ATP/Grand Slam matches.

1st Serve In %

58.7%

60.1%

1st Serve Points Won %

75.3%

68.7%

2nd Serve Points Won %

47.9%

50.3%

Return Points Won vs 1st Serve %

24.6%

22.3%

Return Points Won vs 2nd Serve %

49.4%

43.3%

Aces per Service Game

0.79

0.57

Double Faults per Service Game

0.32

0.18

Based on each player's last 10 Challenger matches.

Break Point Performance

How each player handles the biggest points - break points saved serving, and converted returning - from their last 10 matches at the selected level.

Alec Deckers Conor Gannon

Break Points Saved %

61.5%

52.9%

Break Points Converted %

30.8%

—

Based on each player's last 10 ATP/Grand Slam matches.

Break Points Saved %

68.5%

60.0%

Break Points Converted %

39.2%

26.3%

Based on each player's last 10 Challenger matches.

Head-to-Head

Alec Deckers 0 – 0 Conor Gannon

— Roehampton challenger · 2026-08-16

None

Alec Deckers #585

Conor Gannon #824

7-6 6-7 6-4

22 Aces 11

6 Double Faults 5

111 Service Points 106

67 First Serve In 59

57 First Serve Won 46

22 Second Serve Won 28

3 Break Points Saved 2

4 Break Points Faced 4

- Winners -

- Unforced Errors -

1.5 Average Odds 2.3

Alec Deckers vs Conor Gannon — Prediction