Chak Lam Coleman Wong #109Hong Kong SAR China22 – 0Oliver Tarvet #340United Kingdom0

Signal quality Medium · Uncertainty band Strong lean · Market price 1.60

The read

Wong's higher ranking, recent top-100 wins, and grass experience give him a structural edge, while Tarvet's lack of 2026 match play and lower-level competition history reduce his chances.

• Wong has 6 grass wins in 2025 (6-4 record) and is seeded No. 7 in this Challenger; Tarvet has 6 career grass wins but only 4-1 in 2025, all at lower levels.
• Wong's recent form (last 15): 8-7, with wins over top-100 opponents (Walton, 97) and competitive losses to top-50 players; Tarvet's last 15: 8-7, but his last match was in Nov 2025 and he has no 2026 grass prep.
• Wong's career return points won (38%) and break point conversion (40%) are solid for grass; Tarvet's return points won (43%) is better but against weaker competition.
• Wong's first-set win conversion is 86%, indicating he starts matches strongly; Tarvet's is 93% but from a smaller sample.

Signal quality Medium · Uncertainty band Lean · Not priced

The read

With both players having decent serve stats and Tarvet's tendency for close sets, the match is likely to exceed 21.5 games.

• Wong's last 15 matches averaged 22.1 total games; Tarvet's averaged 21.3, but his matches often feature tight sets (5 tiebreaks in last 15).
• Both players have solid hold rates: Wong saves 59.5% break points, Tarvet saves 61%, suggesting fewer breaks on grass.
• In Bo3 grass matches, the average total games is around 22-23; this line is set at a typical threshold.

Signal quality Medium · Uncertainty band Lean · Not priced

The read

The combination of strong serving and lack of familiarity should produce a first set with at least 10 games.

• Wong's first sets in last 15: average 9.3 games; Tarvet's: 9.1 games, but 5 of his last 15 first sets went to 10+ games.
• Grass often leads to tight first sets as players adjust; both have first-serve win percentages around 71%.
• No H2H, so expect a feeling-out process early.

Signal quality Low · Uncertainty band Slight lean · Not priced

The read

Given the expected competitiveness, the second set is also likely to be tight, pushing over 9.5 games.

• Wong's second sets in last 15: average 9.5 games; Tarvet's: 9.3 games, with 6 of his last 15 second sets reaching 10+ games.
• If the first set is close, the second set often remains competitive; both players have comeback ability (Wong 20%, Tarvet 37% career).

Signal quality Low · Uncertainty band Slight lean · Not priced

The read

Tarvet's competitiveness in losses and Wong's tendency for tight matches make Tarvet +3.5 games a reasonable handicap.

• Wong's average games won margin in wins is +4.2; in losses, -5.1; Tarvet's average margin in wins is +5.0, in losses -4.8.
• Tarvet's last 15 matches: 8 wins, 7 losses, with only 2 losses by more than 3.5 games (6-1 6-0 and 6-2 6-2).
• Wong's recent wins have been close (e.g., 7-5 2-6 6-1, 7-6 7-6), suggesting he rarely blows out opponents.

Signal quality Medium · Uncertainty band Lean · Market price 1.60

The read

Wong's strong start tendency and higher level of competition suggest he is more likely to take the opening set against a rusty Tarvet.

• Wong's first-set win conversion rate is 86% over his career; Tarvet's is 93% but from only 84 matches.
• In Wong's last 15 matches, he won the first set in 9 of 15 (60%); Tarvet won the first set in 8 of his last 15 (53%).
• Wong's serve stats (first serve win 71%, second serve win 49%) are slightly better than Tarvet's (71%, 54%) but Wong faces stronger returners regularly.

Signal quality Low · Uncertainty band Slight lean · Not priced

The read

Both players average around 2 double faults per match, so a total over 5.5 is plausible, especially if the match extends.

• Wong's double fault rate is 3.1% (687 in 336 matches, ~2.0 per match); Tarvet's is 3.6% (168 in 84 matches, ~2.0 per match).
• On grass, players may go for more on second serves, increasing double faults slightly.
• In a Bo3 match, combined double faults often exceed 5.

Signal quality Low · Uncertainty band Slight lean · Not priced

The read

Grass favors servers, and Wong's ace rate suggests the total aces could surpass 12.5 in a competitive match.

• Wong averages 9.5% ace rate (career 2088 aces in 336 matches, ~6.2 per match); Tarvet averages 6.1% ace rate (288 aces in 84 matches, ~3.4 per match).
• On grass, ace rates typically increase; Wong's height (191 cm) gives him a serving advantage.
• Combined, they could hit around 10-12 aces in a straight-set match, more if it goes three.