Hagen: Tom Gentzsch vs Henri Squire

Platform comparison

Market context

Polymarket is pricing the USDC-settled, Polygon-based conditional token contract at a **100% YES** outcome for Tom Gentzsch, meaning the market is already fully aligned with a Gentzsch advance rather than a narrow match result view. That level implies traders are treating the event as effectively decided on the available information, even though the contract only resolves on the official advance state, with a 50-50 fallback if the match is not played, ends tied, or is delayed beyond the settlement rules.

The broader pricing backdrop supports that view, but not without some nuance. Bookmakers and prediction sites have generally made Gentzsch a favourite, with listed match odds around 1.57-1.65 versus 2.15-2.25 for Henri Squire, which maps to an implied Gentzsch win probability in the high-50s to low-60s rather than 100%.[1][2][3][10] That gap matters because Polymarket contracts on sporting ties can trade well above conventional win odds when the market believes the relevant settlement condition is broader than the match line or when liquidity and late information push prices away from a pure fair-value estimate.[12]

For traders, the main catalysts are operational rather than speculative: whether the match starts on schedule, whether the official draw/order changes, and whether there is any retirement, walkover, or postponement that could trigger the market’s special settlement rules. Flashscore, Sofascore, and other live event listings show the match as scheduled for 7 August, with live coverage pages already active, so the key watchpoint is confirmation from the tournament feed and officiated scoreline rather than pre-match model outputs.[4][5][18] If the match is not completed cleanly, the contract’s fallback language becomes the decisive factor, not the pre-match odds.

Sources: 1 · 2 · 3 · 4 · 5

Methodology

Methodologically we separate two layers: the live probability (Polymarket mid-price) and the platform attributes (fee, KYC, settlement currency, payment rails). That keeps the comparison honest — a single canonical probability across the row, with the venue-by-venue trade-offs spelt out in the columns next to it.

Resolution & payout

Polymarket-based markets settle through the UMA Optimistic Oracle on Polygon. A proposer submits the outcome, a two-hour challenge window opens, and unchallenged proposals finalise the resolution. Payouts settle automatically in USDC the moment the result is final — no bookmaker, no delay.

Kalshi-based markets settle in USD via the CFTC-regulated clearinghouse. Betfair Exchange settles in GBP/EUR net of commission. Manifold is play-money and does not pay out real funds.

UK Frequently Asked Questions

Where can I trade this market with the lowest fees?

Polymarket is geo-blocked in the US/UK/EU. The easiest 0%-fee broker into the same order book is Polymarket Alternative UK. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.

Is this market available outside the US?

Polymarket itself is geo-blocked in the US/UK/EU. Always check the legal status of prediction markets in your jurisdiction before trading.

Is Polymarket legal in the UK?

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%.