ATP tennis predict — Gustavo Heide vs Maximo Zeitune

Challenger Clay Antofagasta challenger · 1. round 19:30

Predicted probability

Gustavo Heide

Brazil

81.90%

Maximo Zeitune

Argentina

18.10%

Average Odds

1.13 / 5.17

Market probability

82.06% / 17.94%

Why This Prediction?

Gustavo Heide is the favorite because he has a higher Elo rating (1805 vs 1576), a higher Elo rating on clay courts (1856 vs 1581) and more wins on clay courts (96 vs 6).

Player Comparison

1805.1 Elo 1576.4

1856.2 Elo (surface) 1580.7

107 Wins (Challenger) 6

96 Wins (surface) 6

10 Last 15 form 6

0 Head-to-head wins 0

0.985 Dominance ratio 1.095

116 Rank 561

24.6 Age None

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.

Gustavo Heide

Heavy favorite (odds below 1.30) 8W–2L · 80.0%

Favorite (odds 1.30-1.80) 7W–4L · 63.6%

Even match (odds 1.80-2.20) 0W–3L · 0.0%

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

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

26 matches with market odds since 2026-06-20.

Maximo Zeitune

Heavy favorite (odds below 1.30) 1W–0L · 100.0%

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

Even match (odds 1.80-2.20) 2W–2L · 50.0%

Underdog (odds 2.20-4.00) 1W–0L · 100.0%

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

8 matches with market odds since 2026-06-25.

Serve & Return

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

Gustavo Heide Maximo Zeitune

1st Serve In %

56.4%

—

1st Serve Points Won %

73.1%

—

2nd Serve Points Won %

49.3%

—

Return Points Won vs 1st Serve %

28.2%

—

Return Points Won vs 2nd Serve %

45.7%

—

Aces per Service Game

0.35

—

Double Faults per Service Game

0.38

—

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

1st Serve In %

58.9%

65.4%

1st Serve Points Won %

66.7%

75.0%

2nd Serve Points Won %

55.4%

62.2%

Return Points Won vs 1st Serve %

31.0%

29.4%

Return Points Won vs 2nd Serve %

45.1%

51.6%

Aces per Service Game

0.32

0.31

Double Faults per Service Game

0.22

0.21

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.

Gustavo Heide Maximo Zeitune

Break Points Saved %

63.3%

—

Break Points Converted %

27.5%

—

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

Break Points Saved %

61.8%

46.3%

Break Points Converted %

40.3%

23.9%

Based on each player's last 10 Challenger matches.

Head-to-Head

Gustavo Heide and Maximo Zeitune have never played each other.

Gustavo Heide vs Maximo Zeitune — Prediction