ATP tennis predict — Zsombor Piros vs Christopher Oconnell

Grand Slam Hard US Open · qualification - 3. round 19:00

Predicted probability

Zsombor Piros

Hungary

65.38%

Christopher Oconnell

Australia

34.62%

Average Odds

2.28 / 1.57

Market probability

40.78% / 59.22%

Why This Prediction?

Zsombor Piros is the favorite because he has a higher Elo rating on hard courts (1763 vs 1699), a higher Elo rating (1810 vs 1761) and a stronger return game (40.6% vs 27.9% of return points won).

Player Comparison

1809.8 Elo 1761.3

1763.1 Elo (surface) 1699.0

32 Wins 129

19 Wins (surface) 96

8 Last 15 form 10

2 Head-to-head wins 2

1.041 Dominance ratio 0.798

118 Rank 105

26.9 Age 32.2

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.

Zsombor Piros

Heavy favorite (odds below 1.30) 4W–0L · 100.0%

Favorite (odds 1.30-1.80) 13W–4L · 76.5%

Even match (odds 1.80-2.20) 1W–0L · 100.0%

Underdog (odds 2.20-4.00) 1W–3L · 25.0%

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

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

Christopher Oconnell

Heavy favorite (odds below 1.30) 1W–1L · 50.0%

Favorite (odds 1.30-1.80) 4W–4L · 50.0%

Even match (odds 1.80-2.20) 1W–0L · 100.0%

Underdog (odds 2.20-4.00) 4W–0L · 100.0%

Heavy underdog (odds above 4.00) 1W–1L · 50.0%

17 matches with market odds since 2026-06-03.

Serve & Return

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

Zsombor Piros Christopher Oconnell

1st Serve In %

54.2%

55.4%

1st Serve Points Won %

70.4%

72.4%

2nd Serve Points Won %

48.8%

46.1%

Return Points Won vs 1st Serve %

27.6%

26.7%

Return Points Won vs 2nd Serve %

54.3%

44.0%

Aces per Service Game

0.47

0.53

Double Faults per Service Game

0.36

0.23

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

1st Serve In %

62.6%

60.2%

1st Serve Points Won %

69.1%

71.4%

2nd Serve Points Won %

55.2%

49.3%

Return Points Won vs 1st Serve %

31.8%

22.4%

Return Points Won vs 2nd Serve %

51.5%

41.4%

Aces per Service Game

0.38

0.78

Double Faults per Service Game

0.17

0.16

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.

Zsombor Piros Christopher Oconnell

Break Points Saved %

70.4%

56.7%

Break Points Converted %

40.0%

32.7%

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

Break Points Saved %

68.1%

52.8%

Break Points Converted %

40.0%

23.4%

Based on each player's last 10 Challenger matches.

Head-to-Head

Zsombor Piros 2 – 2 Christopher Oconnell

Hard US Open · 2026-08-28

qualification - 3. round

Zsombor Piros #118

Christopher Oconnell #105

5-7 7-6 0-0

9 Aces 4

4 Double Faults 5

80 Service Points 69

43 First Serve In 35

30 First Serve Won 27

16 Second Serve Won 16

7 Break Points Saved 4

11 Break Points Faced 7

26 Winners 16

26 Unforced Errors 23

2.3 Average Odds 1.6

Clay Umag · 2023-07-24

R32

Zsombor Piros #124

Christopher Oconnell #68

6-3 6-4

2 Aces 5

0 Double Faults 2

61 Service Points 55

39 First Serve In 36

30 First Serve Won 25

15 Second Serve Won 9

4 Break Points Saved 1

4 Break Points Faced 3

- Winners -

- Unforced Errors -

- Average Odds -

Clay Split CH · 2023-04-10

SF

Zsombor Piros #167

Christopher Oconnell #82

6-2 6-4

0 Aces 5

0 Double Faults 2

44 Service Points 51

24 First Serve In 36

21 First Serve Won 24

15 Second Serve Won 6

0 Break Points Saved 2

0 Break Points Faced 5

- Winners -

- Unforced Errors -

- Average Odds -

Clay Split CH · 2022-04-18

F

Christopher Oconnell #147

Zsombor Piros #211

6-3 2-0 RET

6 Aces 2

0 Double Faults 2

32 Service Points 33

23 First Serve In 15

17 First Serve Won 11

7 Second Serve Won 6

0 Break Points Saved 4

0 Break Points Faced 6

- Winners -

- Unforced Errors -

- Average Odds -

Clay Cordenons CH · 2019-08-12

SF

Christopher Oconnell #313

Zsombor Piros #448

7-6(3) 6-2

5 Aces 3

5 Double Faults 2

77 Service Points 78

45 First Serve In 46

32 First Serve Won 22

17 Second Serve Won 19

13 Break Points Saved 5

15 Break Points Faced 9

- Winners -

- Unforced Errors -

- Average Odds -

Zsombor Piros vs Christopher Oconnell — Prediction

Why This Prediction?

Player Comparison

Performance vs. the Odds

Serve & Return

Break Point Performance

Head-to-Head

Zsombor Piros — Last 10

Christopher Oconnell — Last 10