ATP tennis predict — Jan Kumstat vs Alan Wazny

Challenger Hard Hamburg challenger · qualification - 1. round 10:30

Predicted probability

Jan Kumstat

Czech Republic

76.85%

Alan Wazny

Poland

23.15%

Average Odds

1.10 / 6.34

Market probability

85.22% / 14.78%

Why This Prediction?

Jan Kumstat is the favorite because he has a higher Elo rating (1786 vs 1495), more career match wins (18 vs 2) and a stronger serve (67.9% vs 54.8% of service points won).

Player Comparison

1785.8 Elo 1495.2

1483.4 Elo (surface) 1500

18 Wins (Challenger) 2

3 Wins (surface) 0

12 Last 15 form 2

0 Head-to-head wins 0

1.179 Dominance ratio 0.860

336 Rank 859

19.6 Age 19.6

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.

Jan Kumstat

Heavy favorite (odds below 1.30) 3W–1L · 75.0%

Favorite (odds 1.30-1.80) 15W–1L · 93.8%

Even match (odds 1.80-2.20) 4W–1L · 80.0%

Underdog (odds 2.20-4.00) 2W–1L · 66.7%

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

28 matches with market odds since 2026-05-31.

Alan Wazny

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) 1W–0L · 100.0%

Underdog (odds 2.20-4.00) 1W–1L · 50.0%

Heavy underdog (odds above 4.00) 0W–3L · 0.0%

6 matches with market odds since 2026-06-15.

Serve & Return

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

Jan Kumstat Alan Wazny

Not enough ATP/Grand Slam match history yet.

1st Serve In %

56.9%

65.3%

1st Serve Points Won %

70.6%

60.0%

2nd Serve Points Won %

52.0%

41.2%

Return Points Won vs 1st Serve %

23.5%

33.7%

Return Points Won vs 2nd Serve %

44.9%

52.1%

Aces per Service Game

0.59

0.22

Double Faults per Service Game

0.37

0.28

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.

Jan Kumstat Alan Wazny

Not enough ATP/Grand Slam match history yet.

Break Points Saved %

61.5%

60.3%

Break Points Converted %

28.3%

50.0%

Based on each player's last 10 Challenger matches.

Head-to-Head

Jan Kumstat 0 – 0 Alan Wazny

Hard Hamburg challenger · 2026-08-09

qualification - 1. round

Jan Kumstat #336

Alan Wazny #859

6-2 7-6

9 Aces 3

3 Double Faults 4

66 Service Points 70

44 First Serve In 52

36 First Serve Won 34

12 Second Serve Won 9

4 Break Points Saved 11

4 Break Points Faced 13

- Winners -

- Unforced Errors -

1.1 Average Odds 6.3

Jan Kumstat vs Alan Wazny — Prediction