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Yi Zhou vs Michael Geerts — Prediction

Challenger Hard Segovia challenger · 1. round

Predicted probability

Yi Zhou

China

60.36%

Michael Geerts

Belgium

39.64%

Average Odds

1.31  /  3.24

Market probability

71.21%  /  28.79%

Why This Prediction?

Yi Zhou is the favorite because he has a higher Elo rating (1539 vs 1520), a stronger return game (39.2% vs 36.1% of return points won) and more wins on hard courts (7 vs 0).

Player Comparison

1539.4 Elo 1520.2
1502.6 Elo (surface) 1595.9
43 Wins (Challenger) 150
37 Wins (surface) 98
8 Last 15 form 6
0 Head-to-head wins 0
0.979 Dominance ratio 0.895
232 Rank 342
21.4 Age 31.5
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.

Yi Zhou

Heavy favorite (odds below 1.30) 2W–0L · 100.0%
Favorite (odds 1.30-1.80) 6W–4L · 60.0%
Even match (odds 1.80-2.20) 2W–2L · 50.0%
Underdog (odds 2.20-4.00) 0W–2L · 0.0%
Heavy underdog (odds above 4.00) 0W–0L · 0.0%

18 matches with market odds since 2026-06-08.

Michael Geerts

Heavy favorite (odds below 1.30) 0W–0L · 0.0%
Favorite (odds 1.30-1.80) 2W–0L · 100.0%
Even match (odds 1.80-2.20) 0W–3L · 0.0%
Underdog (odds 2.20-4.00) 0W–3L · 0.0%
Heavy underdog (odds above 4.00) 0W–0L · 0.0%

8 matches with market odds since 2026-07-13.

Serve & Return

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

Yi Zhou Michael Geerts

1st Serve In %

64.6%
54.3%

1st Serve Points Won %

72.1%
69.6%

2nd Serve Points Won %

50.9%
44.8%

Return Points Won vs 1st Serve %

25.6%
24.2%

Return Points Won vs 2nd Serve %

51.1%
50.0%

Aces per Service Game

0.78
0.31

Double Faults per Service Game

0.12
0.24

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

1st Serve In %

59.5%
58.5%

1st Serve Points Won %

70.8%
69.0%

2nd Serve Points Won %

53.5%
51.1%

Return Points Won vs 1st Serve %

27.3%
27.8%

Return Points Won vs 2nd Serve %

49.1%
47.5%

Aces per Service Game

0.54
0.47

Double Faults per Service Game

0.26
0.26

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.

Yi Zhou Michael Geerts

Break Points Saved %

66.7%
61.9%

Break Points Converted %

37.3%
33.3%

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

Break Points Saved %

70.0%
53.3%

Break Points Converted %

41.5%
41.9%

Based on each player's last 10 Challenger matches.

Head-to-Head

Yi Zhou 00 Michael Geerts

Hard Segovia challenger · 2026-07-20

1. round

Yi Zhou #232

Michael Geerts #342

6-1 6-4
9 Aces 2
2 Double Faults 3
45 Service Points 43
31 First Serve In 25
27 First Serve Won 16
10 Second Serve Won 8
0 Break Points Saved 1
0 Break Points Faced 4
- Winners -
- Unforced Errors -
1.3 Average Odds 3.2

Yi Zhou — Last 10

L W W L L L W L W L

Michael Geerts — Last 10

L L L W W L L L L W