ATP tennis predict — Gauthier Onclin vs Duje Ajdukovic

Challenger Clay Tampere challenger · 1. round

Predicted probability

Gauthier Onclin

Belgium

44.40%

Duje Ajdukovic

Croatia

55.60%

Average Odds

1.39 / 2.81

Market probability

66.90% / 33.10%

Why This Prediction?

Duje Ajdukovic is the favorite because he has a higher Elo rating on clay courts (1592 vs 1519), a stronger return game (42.3% vs 41.1% of return points won) and more wins on clay courts (12 vs 1).

Player Comparison

1618.1 Elo 1639.3

1518.8 Elo (surface) 1592.3

77 Wins (Challenger) 153

39 Wins (surface) 102

10 Last 15 form 8

0 Head-to-head wins 0

1.171 Dominance ratio 1.073

178 Rank 306

25.4 Age 25.4

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.

Gauthier Onclin

Heavy favorite (odds below 1.30) 4W–0L · 100.0%

Favorite (odds 1.30-1.80) 4W–6L · 40.0%

Even match (odds 1.80-2.20) 1W–3L · 25.0%

Underdog (odds 2.20-4.00) 1W–2L · 33.3%

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

21 matches with market odds since 2026-05-26.

Duje Ajdukovic

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

Favorite (odds 1.30-1.80) 1W–1L · 50.0%

Even match (odds 1.80-2.20) 3W–0L · 100.0%

Underdog (odds 2.20-4.00) 2W–5L · 28.6%

Heavy underdog (odds above 4.00) 0W–1L · 0.0%

13 matches with market odds since 2026-06-23.

Serve & Return

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

Gauthier Onclin Duje Ajdukovic

1st Serve In %

60.1%

69.5%

1st Serve Points Won %

70.0%

70.9%

2nd Serve Points Won %

45.9%

47.0%

Return Points Won vs 1st Serve %

26.2%

25.3%

Return Points Won vs 2nd Serve %

54.7%

47.0%

Aces per Service Game

0.53

0.48

Double Faults per Service Game

0.30

0.15

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

1st Serve In %

59.1%

57.9%

1st Serve Points Won %

71.3%

66.7%

2nd Serve Points Won %

55.7%

46.1%

Return Points Won vs 1st Serve %

32.8%

31.2%

Return Points Won vs 2nd Serve %

50.0%

53.4%

Aces per Service Game

0.17

0.31

Double Faults per Service Game

0.22

0.35

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.

Gauthier Onclin Duje Ajdukovic

Break Points Saved %

59.7%

63.3%

Break Points Converted %

47.9%

31.7%

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

Break Points Saved %

59.6%

61.0%

Break Points Converted %

53.0%

45.8%

Based on each player's last 10 Challenger matches.

Head-to-Head

Gauthier Onclin 0 – 0 Duje Ajdukovic

Clay Tampere challenger · 2026-07-20

1. round

Gauthier Onclin #178

Duje Ajdukovic #306

7-6 6-1

1 Aces 2

6 Double Faults 6

66 Service Points 79

33 First Serve In 37

21 First Serve Won 23

18 Second Serve Won 16

3 Break Points Saved 4

6 Break Points Faced 10

- Winners -

- Unforced Errors -

1.4 Average Odds 2.8

Gauthier Onclin vs Duje Ajdukovic — Prediction