ATP tennis predict — Gauthier Onclin vs Niels Visker

Challenger Clay Tampere challenger · R16

Predicted probability

Gauthier Onclin

Belgium

58.30%

Niels Visker

Netherlands

41.70%

Average Odds

1.25 / 3.67

Market probability

74.59% / 25.41%

Why This Prediction?

Gauthier Onclin is the favorite because he has a higher Elo rating (1634 vs 1556), a stronger return game (41.7% vs 36.3% of return points won) and more wins on clay courts (40 vs 9).

Player Comparison

1634.5 Elo 1556.0

1544.6 Elo (surface) 1601.4

78 Wins (Challenger) 30

40 Wins (surface) 9

10 Last 15 form 9

0 Head-to-head wins 0

1.175 Dominance ratio 1.032

178 Rank 439

25.4 Age 24.8

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.

Niels Visker

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

Favorite (odds 1.30-1.80) 0W–1L · 0.0%

Even match (odds 1.80-2.20) 0W–2L · 0.0%

Underdog (odds 2.20-4.00) 2W–6L · 25.0%

Heavy underdog (odds above 4.00) 2W–0L · 100.0%

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

Serve & Return

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

Gauthier Onclin Niels Visker

1st Serve In %

60.1%

62.9%

1st Serve Points Won %

70.0%

74.5%

2nd Serve Points Won %

45.9%

50.6%

Return Points Won vs 1st Serve %

26.2%

18.5%

Return Points Won vs 2nd Serve %

54.7%

47.7%

Aces per Service Game

0.53

0.52

Double Faults per Service Game

0.30

0.18

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

1st Serve In %

59.1%

57.5%

1st Serve Points Won %

71.3%

77.8%

2nd Serve Points Won %

55.7%

54.3%

Return Points Won vs 1st Serve %

32.8%

27.6%

Return Points Won vs 2nd Serve %

50.0%

46.5%

Aces per Service Game

0.17

0.43

Double Faults per Service Game

0.22

0.32

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 Niels Visker

Break Points Saved %

59.7%

61.5%

Break Points Converted %

47.9%

21.4%

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

Break Points Saved %

59.6%

60.0%

Break Points Converted %

53.0%

27.3%

Based on each player's last 10 Challenger matches.

Head-to-Head

Gauthier Onclin 0 – 0 Niels Visker

Clay Tampere challenger · 2026-07-22

R16

Gauthier Onclin #178

Niels Visker #439

6-2 7-6

0 Aces 10

4 Double Faults 1

64 Service Points 64

34 First Serve In 43

27 First Serve Won 31

21 Second Serve Won 10

2 Break Points Saved 3

2 Break Points Faced 5

- Winners -

- Unforced Errors -

1.2 Average Odds 3.7

Gauthier Onclin vs Niels Visker — Prediction