ATP tennis predict — Ryan Seggerman vs Hikaru Shiraishi

Challenger Hard Wuning 3 challenger · 1. round 08:30

Predicted probability

Ryan Seggerman

USA

79.16%

Hikaru Shiraishi

Japan

20.84%

Average Odds

1.29 / 3.39

Market probability

72.44% / 27.56%

Why This Prediction?

Ryan Seggerman is the favorite because he has a higher Elo rating (1630 vs 1400), a higher Elo rating on hard courts (1554 vs 1388) and a stronger serve (69.6% vs 64.3% of service points won).

Player Comparison

1629.8 Elo 1399.9

1553.9 Elo (surface) 1387.7

54 Wins (Challenger) 17

30 Wins (surface) 17

9 Last 15 form 6

0 Head-to-head wins 0

1.022 Dominance ratio 0.952

620 Rank 602

27.2 Age 26.4

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.

Ryan Seggerman

Heavy favorite (odds below 1.30) 3W–0L · 100.0%

Favorite (odds 1.30-1.80) 2W–1L · 66.7%

Even match (odds 1.80-2.20) 3W–1L · 75.0%

Underdog (odds 2.20-4.00) 0W–3L · 0.0%

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

14 matches with market odds since 2026-05-31.

Hikaru Shiraishi

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) 0W–1L · 0.0%

Underdog (odds 2.20-4.00) 0W–0L · 0.0%

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

2 matches with market odds since 2026-09-15.

Serve & Return

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

Ryan Seggerman Hikaru Shiraishi

1st Serve In %

55.3%

—

1st Serve Points Won %

70.5%

—

2nd Serve Points Won %

45.5%

—

Return Points Won vs 1st Serve %

26.3%

—

Return Points Won vs 2nd Serve %

42.1%

—

Aces per Service Game

0.79

—

Double Faults per Service Game

0.43

—

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

1st Serve In %

65.1%

62.9%

1st Serve Points Won %

79.6%

71.0%

2nd Serve Points Won %

62.1%

53.0%

Return Points Won vs 1st Serve %

22.7%

28.6%

Return Points Won vs 2nd Serve %

55.4%

47.2%

Aces per Service Game

0.74

0.20

Double Faults per Service Game

0.27

0.14

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.

Ryan Seggerman Hikaru Shiraishi

Break Points Saved %

56.4%

—

Break Points Converted %

34.6%

—

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

Break Points Saved %

65.0%

59.4%

Break Points Converted %

30.3%

32.3%

Based on each player's last 10 Challenger matches.

Head-to-Head

Ryan Seggerman and Hikaru Shiraishi have never played each other.

Ryan Seggerman vs Hikaru Shiraishi — Prediction