National Bank Open: Elina Svitolina vs Anastasia Potapova

Platform comparison

Market context

Polymarket is effectively pricing **Elina Svitolina** as a near-certain winner in this USDC-settled, Polygon-based conditional token contract, even though the match still needs a formal result for the market to resolve off 50-50. The underlying event is a National Bank Open women’s singles meeting between Svitolina and Anastasia Potapova, listed as a third-round match in Toronto, and the current crowd-implied probability of 100% YES implies the market is treating the contract as already decided or otherwise overwhelmingly one-sided on the path to resolution.[1][2][3]

The historical frame points in the same direction. Svitolina leads the head-to-head 1-0, with her only previous meeting against Potapova ending in a straight-sets win on hard court in Monterrey in 2022, 6-2, 6-1.[2][5][14] Svitolina also carries the stronger ranking profile in the available listings, sitting inside the top 10 versus Potapova around the mid-20s, and preview models have leaned towards Svitolina at roughly two-thirds to one-third.[1][3] For a Polymarket user, that matters because the contract only pays out on who advances; if the match is not completed, is cancelled, or drifts beyond the seven-day settlement window without a winner, the market flips to 50-50 under the rules provided.

The main catalysts are operational rather than narrative: the official order of play, any court reassignment, and whether the tournament completes the match inside the settlement window. Current listings show the contest as upcoming in Toronto, so traders are watching for a started-and-finished result rather than pre-match opinion.[2][4][7] Potapova’s tournament page also shows she has already progressed through earlier rounds, which reduces the risk of confusion over whether this is the live bracketed matchup or a postponed listing.[10] If play is delayed, suspended by weather, or rescheduled beyond seven days from the original date, the on-chain outcome depends on whether a winner is eventually recorded before the deadline, not on who looked stronger on court.[2]

Sources: 1 · 2 · 3 · 4 · 5

Methodology

This page is a comparison snapshot: one live quote, four reference venues with their key attributes, and a single execution path — every trade button routes to Polymarket Alternative UK, which mirrors the Polymarket order book directly.

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

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.

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.

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%.