ATP tennis predict — Jerome Kym vs Colton Smith

Grand Slam Hard US Open · qualification - 2. round 21:30

Predicted probability

Jerome Kym

Switzerland

64.23%

Colton Smith

USA

35.77%

Average Odds

1.53 / 2.17

Market probability

58.65% / 41.35%

Why This Prediction?

Jerome Kym is the favorite because he has a higher Elo rating on hard courts (1661 vs 1562), a higher Elo rating (1756 vs 1686) and a stronger serve (68.6% vs 60.3% of service points won).

Player Comparison

1756.3 Elo 1685.9

1661.1 Elo (surface) 1562.3

22 Wins 17

15 Wins (surface) 10

11 Last 15 form 6

0 Head-to-head wins 0

1.223 Dominance ratio 0.911

178 Rank 221

23.5 Age 23.5

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.

Jerome Kym

Heavy favorite (odds below 1.30) 4W–1L · 80.0%

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

Even match (odds 1.80-2.20) 1W–1L · 50.0%

Underdog (odds 2.20-4.00) 0W–2L · 0.0%

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

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

Colton Smith

Heavy favorite (odds below 1.30) 4W–1L · 80.0%

Favorite (odds 1.30-1.80) 6W–4L · 60.0%

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

Underdog (odds 2.20-4.00) 0W–2L · 0.0%

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

20 matches with market odds since 2026-05-27.

Serve & Return

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

Jerome Kym Colton Smith

1st Serve In %

62.0%

62.6%

1st Serve Points Won %

78.6%

68.9%

2nd Serve Points Won %

50.0%

45.8%

Return Points Won vs 1st Serve %

27.7%

31.5%

Return Points Won vs 2nd Serve %

50.5%

44.9%

Aces per Service Game

0.97

0.53

Double Faults per Service Game

0.34

0.30

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

1st Serve In %

58.4%

60.1%

1st Serve Points Won %

72.7%

68.7%

2nd Serve Points Won %

48.9%

49.1%

Return Points Won vs 1st Serve %

26.4%

34.5%

Return Points Won vs 2nd Serve %

45.4%

47.8%

Aces per Service Game

0.53

0.33

Double Faults per Service Game

0.20

0.30

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.

Jerome Kym Colton Smith

Break Points Saved %

71.4%

50.0%

Break Points Converted %

32.9%

38.2%

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

Break Points Saved %

48.9%

65.6%

Break Points Converted %

33.9%

42.5%

Based on each player's last 10 Challenger matches.

Head-to-Head

Jerome Kym 0 – 0 Colton Smith

Hard US Open · 2026-08-27

qualification - 2. round

Colton Smith #221

Jerome Kym #178

7-6 2-6 6-4

9 Aces 5

6 Double Faults 5

107 Service Points 90

68 First Serve In 59

46 First Serve Won 45

20 Second Serve Won 15

5 Break Points Saved 5

7 Break Points Faced 8

22 Winners 21

31 Unforced Errors 31

2.2 Average Odds 1.5

Jerome Kym vs Colton Smith — Prediction