ATP tennis predict — Fermin Tenti vs Mariano Kestelboim

Challenger Clay Buenos Aires challenger · qualification - 1. round 15:00

Predicted probability

Fermin Tenti

Argentina

48.67%

Mariano Kestelboim

Argentina

51.33%

Average Odds

3.90 / 1.23

Market probability

23.98% / 76.02%

Why This Prediction?

This is a very close match — there is no significant statistical edge for either player.

Player Comparison

1453.4 Elo 1493.7

1472.2 Elo (surface) 1499.7

13 Wins (Challenger) 60

13 Wins (surface) 56

7 Last 15 form 4

0 Head-to-head wins 1

0.715 Dominance ratio 0.836

889 Rank 986

29.3 Age 30.6

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.

Fermin Tenti

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) 2W–0L · 100.0%

Heavy underdog (odds above 4.00) 0W–2L · 0.0%

5 matches with market odds since 2026-06-29.

Mariano Kestelboim

Heavy favorite (odds below 1.30) 0W–1L · 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–2L · 0.0%

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

4 matches with market odds since 2026-06-01.

Serve & Return

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

Fermin Tenti Mariano Kestelboim

1st Serve In %

60.8%

67.2%

1st Serve Points Won %

45.2%

43.9%

2nd Serve Points Won %

30.0%

40.0%

Return Points Won vs 1st Serve %

32.1%

Return Points Won vs 2nd Serve %

33.3%

50.0%

Aces per Service Game

0.12

0.00

Double Faults per Service Game

0.12

0.38

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

1st Serve In %

62.8%

61.7%

1st Serve Points Won %

59.6%

63.3%

2nd Serve Points Won %

46.6%

45.1%

Return Points Won vs 1st Serve %

32.3%

30.0%

Return Points Won vs 2nd Serve %

52.7%

49.2%

Aces per Service Game

0.12

0.26

Double Faults per Service Game

0.27

0.37

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.

Fermin Tenti Mariano Kestelboim

Break Points Saved %

25.0%

45.5%

Break Points Converted %

50.0%

66.7%

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

Break Points Saved %

42.4%

50.8%

Break Points Converted %

34.3%

39.6%

Based on each player's last 10 Challenger matches.

Head-to-Head

Fermin Tenti 0 – 1 Mariano Kestelboim

Clay Buenos Aires challenger · 2026-09-21

qualification - 1. round

Fermin Tenti #889

Mariano Kestelboim #986

7-6

0 Aces 3

1 Double Faults 1

- Service Points -

- First Serve In -

23 First Serve Won 16

5 Second Serve Won 8

2 Break Points Saved 0

3 Break Points Faced 1

- Winners -

- Unforced Errors -

3.9 Average Odds 1.2

Clay San Miguel de Tucuman CH · 2025-04-21

R16

Mariano Kestelboim #429

Fermin Tenti #1052

7-5 6-3

2 Aces 0

3 Double Faults 2

70 Service Points 68

49 First Serve In 40

27 First Serve Won 17

11 Second Serve Won 12

9 Break Points Saved 4

13 Break Points Faced 11

- Winners -

- Unforced Errors -

- Average Odds -

Fermin Tenti vs Mariano Kestelboim — Prediction

Why This Prediction?

Player Comparison

Performance vs. the Odds

Serve & Return

Break Point Performance

Head-to-Head

Fermin Tenti — Last 10

Mariano Kestelboim — Last 10