Sascha Gueymard Wayenburg #283France22 – 1Alexander Donski #528Canada1

Signal quality Medium · Uncertainty band Lean · Market price 1.40

The read

Gueymard Wayenburg's superior recent quality of opposition and slightly better return stats give him a moderate edge on clay, despite Donski's strong form against lower-ranked players.

• Gueymard Wayenburg holds a 9-12 clay record in 2026 vs Donski's 7-6, but his recent clay form includes wins over higher-ranked opponents (Midon #230, Alcala Gurri #228) in the last 5 matches.
• Donski's last 5 matches show a 4-1 record, but all wins came against opponents ranked outside the top 400, while Gueymard Wayenburg faced stronger competition.
• Gueymard Wayenburg has a 58.1% break point save rate and 42.5% break point conversion, slightly edging Donski's 60.1% save and 39.5% conversion in return effectiveness.

Signal quality Medium · Uncertainty band Strong lean · Not priced

The read

The competitive nature of this matchup, with both players showing solid hold rates and recent matches averaging over 21.5 games, points to a longer contest.

• Gueymard Wayenburg's last 5 matches averaged 21.6 total games, with 3 of 5 going over 21.5.
• Donski's last 5 matches averaged 22.4 total games, with 4 of 5 going over 21.5.
• Both players have similar serve and return stats, suggesting competitive sets and potential tiebreaks.

Signal quality Medium · Uncertainty band Strong lean · Not priced

The read

Donski's ability to stay within a few games in recent matches and Gueymard Wayenburg's lack of dominant wins make a +3.5 handicap for Donski a solid pick.

• Donski's recent form shows he can keep matches close, with 4 of his last 5 matches decided by 4 games or fewer.
• Gueymard Wayenburg's wins have often been tight, with 3 of his last 5 victories coming by 3 games or fewer.
• The head-to-head is non-existent, but the stats suggest a competitive match unlikely to be a blowout.

Signal quality Medium · Uncertainty band Lean · Not priced

The read

Strong serving and recent first-set trends indicate a tight opening set likely to exceed 9.5 games.

• Gueymard Wayenburg's last 5 first sets averaged 10.2 games, with 4 of 5 going over 9.5.
• Donski's last 5 first sets averaged 10.4 games, with 4 of 5 going over 9.5.
• Both players have first-serve win percentages around 72%, making breaks less frequent in early stages.

Signal quality Medium · Uncertainty band Lean · Not priced

The read

Similar serve and return dynamics in second sets suggest another close set, likely surpassing 9.5 games.

• Gueymard Wayenburg's last 5 second sets averaged 9.8 games, with 3 of 5 going over 9.5.
• Donski's last 5 second sets averaged 9.6 games, with 3 of 5 going over 9.5.
• Both players maintain consistent serve performance into second sets, with break point save rates above 58%.

Signal quality Medium · Uncertainty band Lean · Not priced

The read

Gueymard Wayenburg's tendency to start strongly against better opponents and Donski's occasional slow starts suggest a slight advantage for the Frenchman in set 1.

• Gueymard Wayenburg has won the first set in 3 of his last 5 matches, including against higher-ranked opponents.
• Donski lost the first set in 2 of his last 5 matches, both against players ranked above 400.
• Gueymard Wayenburg's first-set win conversion rate is 84% career, indicating strong starts when he takes the opener.

Signal quality Medium · Uncertainty band Lean · Not priced

The read

With both players serving at decent ace rates, the total aces are likely to exceed 8.5 in a competitive match.

• Gueymard Wayenburg averages 8.9% ace rate on serve, while Donski averages 8.5%.
• In a typical 22-game match, this projects to around 9-10 total aces combined.
• Both players have similar ace rates and first-serve percentages, supporting a moderate ace count.

Signal quality Medium · Uncertainty band Lean · Not priced

The read

The combined double fault rates suggest a total above 5.5 is likely, especially if the match features tight service games.

• Gueymard Wayenburg has a 6.2% double fault rate, while Donski has a 5.5% rate.
• In a 22-game match, this projects to around 6-7 double faults combined.
• Both players have moderate double fault rates, and pressure situations could increase errors.

Signal quality Medium · Uncertainty band Slight lean · Not priced

The read

Given the competitive nature of the match and both players' tiebreak experience, there is a moderate chance of at least one tiebreak occurring.

• Gueymard Wayenburg has a 46% career tiebreak win rate, while Donski has a 59% rate, indicating both are familiar with tiebreaks.
• In their last 15 matches, Gueymard Wayenburg played 4 tiebreaks, and Donski played 6 tiebreaks.
• The close serve and return stats suggest at least one set could be decided by a tiebreak.