ATP tennis predict — Gael Monfils vs Adolfo Daniel Vallejo

Grand Slam Hard US Open · 1. round 01:10

Predicted probability

Gael Monfils

France

46.50%

Adolfo Daniel Vallejo

Paraguay

53.50%

Average Odds

2.17 / 1.69

Market probability

43.78% / 56.22%

Why This Prediction?

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

Player Comparison

1757.4 Elo 1744.0

1826.6 Elo (surface) 1572.8

593 Wins 20

396 Wins (surface) 6

4 Last 15 form 7

0 Head-to-head wins 0

0.993 Dominance ratio 0.961

311 Rank 60

40.0 Age 22.4

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.

Gael Monfils

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

Favorite (odds 1.30-1.80) 0W–2L · 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–1L · 0.0%

6 matches with market odds since 2026-05-25.

Adolfo Daniel Vallejo

Heavy favorite (odds below 1.30) 2W–1L · 66.7%

Favorite (odds 1.30-1.80) 2W–4L · 33.3%

Even match (odds 1.80-2.20) 2W–1L · 66.7%

Underdog (odds 2.20-4.00) 2W–3L · 40.0%

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

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

Serve & Return

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

Gael Monfils Adolfo Daniel Vallejo

1st Serve In %

56.5%

60.6%

1st Serve Points Won %

69.9%

73.0%

2nd Serve Points Won %

43.6%

49.1%

Return Points Won vs 1st Serve %

31.7%

29.3%

Return Points Won vs 2nd Serve %

50.3%

55.6%

Aces per Service Game

0.48

0.30

Double Faults per Service Game

0.34

0.31

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

1st Serve In %

57.4%

62.9%

1st Serve Points Won %

74.3%

65.3%

2nd Serve Points Won %

53.3%

49.8%

Return Points Won vs 1st Serve %

33.2%

35.5%

Return Points Won vs 2nd Serve %

53.3%

54.4%

Aces per Service Game

0.73

0.18

Double Faults per Service Game

0.36

0.27

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.

Gael Monfils Adolfo Daniel Vallejo

Break Points Saved %

63.3%

64.6%

Break Points Converted %

38.1%

48.3%

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

Break Points Saved %

57.8%

54.1%

Break Points Converted %

36.2%

50.8%

Based on each player's last 10 Challenger matches.

Head-to-Head

Gael Monfils 0 – 0 Adolfo Daniel Vallejo

Hard US Open · 2026-09-02

1. round

Gael Monfils #311

Adolfo Daniel Vallejo #60

2-6 6-1 6-2 6-0

3 Aces 5

5 Double Faults 2

108 Service Points 91

68 First Serve In 52

39 First Serve Won 41

14 Second Serve Won 21

12 Break Points Saved 4

19 Break Points Faced 6

20 Winners 37

35 Unforced Errors 26

2.2 Average Odds 1.7

Gael Monfils vs Adolfo Daniel Vallejo — Prediction