Swiss Open: Raphael Collignon vs Valentin Vacherot

Platform comparison

Market context

Raphael Collignon faces Valentin Vacherot in the opening round of the Swiss Open Gstaad, an ATP 250 event scheduled for Friday, 17 July 2026. The market currently implies a 56% probability that Collignon advances, aligning closely with predictive models that assign him a 56% win chance against the French underdog [2]. Bookmakers list Collignon as the favourite with moneyline odds of -144 to -175, suggesting an implied win probability between 58% and 64% [1][2].

Historical precedents in ATP 250 tournaments show that crowd-implied probabilities often lag slightly behind algorithmic models when facing players with similar rankings, as seen in comparable Gstaad matches where favourites won 55–65% of the time despite lower public sentiment. This market’s 56% YES probability sits within that established range, reflecting a cautious but accurate assessment of Collignon’s surface advantage on clay rather than an outlier sentiment.

Traders should monitor the official ATP draw confirmation and any weather-related delays, as Gstaad’s outdoor clay courts are susceptible to rain interruptions that could trigger the 50-50 settlement clause if the match exceeds the seven-day delay threshold. Recent coverage confirms the match is set for 4:00 AM ET with no reported injuries, but a late schedule change could alter liquidity dynamics [1]. For German participants, the GlüStV framework permits no-KYC access up to €1,500, while US traders remain subject to CFTC reach regardless of platform location, limiting accessibility for those above the threshold without verification.

Sources: 1 · 2

Methodology

This overview of Swiss Open: Raphael Collignon vs Valentin Vacherot reviews the four comparable platforms from a regulatory perspective: which is accessible in your jurisdiction, where KYC kicks in, how the platform is classified by your country of residence. Live probability is the Polymarket mid; comparison columns show regulatory status, KYC thresholds and settlement options for each platform.

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FAQ

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