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Spencer Johnson vs Chak Lam Coleman Wong — Prediction

Challenger Hard Bloomfield Hills challenger · 1. round

Predicted probability

Chak Lam Coleman Wong

Hong Kong

16.26%

Average Odds

2.18  /  1.63

Market probability

42.78%  /  57.22%

Why This Prediction?

Spencer Johnson is the favorite because he has a higher Elo rating (1621 vs 1426), a higher Elo rating on hard courts (1628 vs 1418) and more career match wins (8 vs 0).

Player Comparison

1620.7 Elo 1425.7
1627.7 Elo (surface) 1417.9
8 Wins (Challenger) 0
8 Wins (surface) 0
8 Last 15 form 0
0 Head-to-head wins 0
0.903 Dominance ratio 0.903
524 Rank 112
23.5 Age 22.1
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.

Spencer Johnson

Heavy favorite (odds below 1.30) 3W–1L · 75.0%
Favorite (odds 1.30-1.80) 3W–3L · 50.0%
Even match (odds 1.80-2.20) 2W–1L · 66.7%
Underdog (odds 2.20-4.00) 2W–0L · 100.0%
Heavy underdog (odds above 4.00) 0W–0L · 0.0%

15 matches with market odds since 2026-07-15.

Chak Lam Coleman Wong

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

No market odds recorded for this player yet.

Serve & Return

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

Spencer Johnson Chak Lam Coleman Wong

1st Serve In %

59.0%
57.5%

1st Serve Points Won %

67.1%
69.6%

2nd Serve Points Won %

49.1%
47.1%

Return Points Won vs 1st Serve %

29.3%
23.8%

Return Points Won vs 2nd Serve %

51.0%
38.1%

Aces per Service Game

0.59
0.55

Double Faults per Service Game

0.59
0.36

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

1st Serve In %

54.6%

1st Serve Points Won %

68.9%

2nd Serve Points Won %

52.8%

Return Points Won vs 1st Serve %

28.6%

Return Points Won vs 2nd Serve %

52.7%

Aces per Service Game

0.39

Double Faults per Service Game

0.35

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.

Spencer Johnson Chak Lam Coleman Wong

Break Points Saved %

44.4%
62.5%

Break Points Converted %

33.3%
33.3%

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

Break Points Saved %

63.2%

Break Points Converted %

44.0%

Based on each player's last 10 Challenger matches.

Head-to-Head

Spencer Johnson and Chak Lam Coleman Wong have never played each other.

Spencer Johnson — Last 10

L W W L W L L W W W

Chak Lam Coleman Wong — Last 2

L L