ATP tennis predict — Sascha Gueymard Wayenburg vs Sergio Callejon Hernando

Challenger Hard Mallorca challenger · qualification - round of 16 10:00

Predicted probability

Sascha Gueymard Wayenburg

France

62.99%

Sergio Callejon Hernando

Spain

37.01%

Average Odds

1.65 / 2.13

Market probability

56.35% / 43.65%

Why This Prediction?

Sascha Gueymard Wayenburg is the favorite because he has a higher Elo rating (1552 vs 1442), a stronger serve (64.4% vs 59.5% of service points won) and better recent form (3 wins in his last 15 matches vs 0).

Player Comparison

1552.0 Elo 1441.5

1508.3 Elo (surface) 1532.2

57 Wins (Challenger) 17

37 Wins (surface) 11

7 Last 15 form 8

0 Head-to-head wins 0

1.033 Dominance ratio 1.003

332 Rank 485

23.1 Age 22.0

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.

Sascha Gueymard Wayenburg

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

Favorite (odds 1.30-1.80) 6W–1L · 85.7%

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

Underdog (odds 2.20-4.00) 4W–4L · 50.0%

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

21 matches with market odds since 2026-06-02.

Sergio Callejon Hernando

Heavy favorite (odds below 1.30) 2W–0L · 100.0%

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

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

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

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

11 matches with market odds since 2026-05-24.

Serve & Return

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

Sascha Gueymard Wayenburg Sergio Callejon Hernando

1st Serve In %

61.7%

—

1st Serve Points Won %

68.4%

—

2nd Serve Points Won %

48.1%

—

Return Points Won vs 1st Serve %

31.1%

—

Return Points Won vs 2nd Serve %

44.9%

—

Aces per Service Game

0.42

—

Double Faults per Service Game

0.33

—

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

1st Serve In %

55.9%

64.4%

1st Serve Points Won %

65.6%

65.0%

2nd Serve Points Won %

48.7%

51.2%

Return Points Won vs 1st Serve %

31.2%

40.2%

Return Points Won vs 2nd Serve %

55.7%

46.4%

Aces per Service Game

0.32

0.30

Double Faults per Service Game

0.18

0.25

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.

Sascha Gueymard Wayenburg Sergio Callejon Hernando

Break Points Saved %

66.3%

—

Break Points Converted %

28.0%

—

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

Break Points Saved %

54.4%

53.0%

Break Points Converted %

44.6%

50.7%

Based on each player's last 10 Challenger matches.

Head-to-Head

Sascha Gueymard Wayenburg 0 – 0 Sergio Callejon Hernando

Hard Mallorca challenger · 2026-09-01

qualification - round of 16

Sascha Gueymard Wayenburg #332

Sergio Callejon Hernando #485

6-4 6-1

4 Aces 0

1 Double Faults 1

73 Service Points 49

45 First Serve In 25

28 First Serve Won 13

14 Second Serve Won 9

5 Break Points Saved 3

7 Break Points Faced 8

- Winners -

- Unforced Errors -

1.6 Average Odds 2.1

Sascha Gueymard Wayenburg vs Sergio Callejon Hernando — Prediction