National Bank Open: Botic van de Zandschulp vs Hubert Hurkacz

Platform comparison

Market context

Polymarket is pricing Botic van de Zandschulp to beat Hubert Hurkacz at **27% YES**, so the contract is trading as a clear underdog view on the Dutch player rather than a neutral coin flip. The market settles via Polymarket’s usual **USDC-on-Polygon** conditional-token structure, so the key question is whether Hurkacz advances, van de Zandschulp advances, or the match falls into the market’s fallback rules if it is not completed within the stated settlement window.

That pricing is broadly in line with conventional tennis books, which have had Hurkacz around the mid-1.40s to 1.40s-on range and van de Zandschulp near 3.00 to 3.05, implying a favourite near the low-70s in win probability terms and an underdog in the high-20s or low-30s.[3][4][7] Tennis.com’s match page also listed Hurkacz as the projected winner at 68%, while an Action Network preview noted a 0-1 head-to-head in van de Zandschulp’s favour but still made Hurkacz the stronger side on the matchup.[5][1] For Polymarket users, that means the current price is not demanding a huge upset: it is close to the kind of number that appears when the favourite is solid but not dominant.

The main catalysts are practical rather than narrative: official start time, any delay or court change, and whether the match is completed cleanly inside the contract’s rules, because a non-start, tie, or delay beyond seven days would push resolution to 50-50. The relevant pricing screens showed the match listed for Friday evening in Montreal, with live market volume already active on Polymarket, so any late scheduling update, withdrawal, or abandoned play would matter more than pre-match chatter.[2][16][18] In tennis terms, Hurkacz’s serve strength and ability to keep sets tight are the obvious drivers of the price, while van de Zandschulp’s path is to make it messy and extend the match beyond a straightforward straight-sets favourite win.[1][19]

Sources: 1 · 2 · 3 · 4 · 5

Methodology

This page reviews National Bank Open: Botic van de Zandschulp vs Hubert Hurkacz across five venues. The live probability is the Polymarket mid-price, sourced directly from the on-chain Polygon order book; the comparison columns benchmark each venue on fee structure, KYC, settlement currency and payment rails. Every CTA routes to Kalshi UK, which mirrors the Polymarket order book at 0% fees.

Resolution & payout

Settlement runs on-chain. Polymarket's contract logic separates YES and NO shares as conditional tokens; at resolution the winning share lifts to $1.00 and the losing one to $0. The outcome input comes from the UMA Optimistic Oracle, which secures against bad resolution with a bond + dispute window.

Once finalised, the smart contract pays USDC to the holders' wallets within minutes — no withdrawal fees beyond Polygon network gas. Kalshi settles in USD via CFTC clearance, Betfair in account currency net of commission, Manifold in play-money mana with no cash-out.

UK Frequently Asked Questions

Is this market available outside the US?

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What's the difference between YES and NO shares?

A YES share pays $1.00 if the event happens, $0 otherwise. A NO share pays $1.00 if the event doesn't happen. The market price between 0¢ and 100¢ is the implied probability.

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Polymarket is accessible to UK traders but is not UKGC-licensed. It operates under US CFTC jurisdiction. UK residents face no domestic legal prohibition on using it, but UKGC consumer protections do not apply. For UKGC-regulated alternatives, Betfair Exchange and Smarkets offer similar prediction-style markets.

Do I pay tax on prediction market profits in the UK?

UKGC-licensed platform profits (Betfair, Smarkets) are typically tax-free gambling winnings for UK individuals. Polymarket profits involve USDC crypto transactions, which HMRC treats as Capital Gains Tax events. Keep full transaction records and report via Self Assessment if gains exceed £3,000 per tax year.

How do I deposit on Polymarket from the UK?

UK traders typically fund Polymarket via Coinbase UK, Kraken or Revolut — buying USDC with GBP and transferring to a Polygon-compatible wallet (MetaMask, Coinbase Wallet). Polymarket's onboarding walks you through the bridging process. Typical GBP-to-USDC conversion costs 0.5–1%.