National Bank Open: Benjamin Bonzi vs Yannick Hanfmann

Platform comparison

Market context

Polymarket is pricing this contract at **0% YES** today, so the market is effectively saying Bonzi’s advance is not expected to happen on the current information, with settlement still tied to the match outcome under the conditional token structure on Polygon using USDC. The scheduled first-round meeting is a straight ATP hard-court match in Montréal, and the contract resolves to Bonzi only if he advances, Hanfmann if he advances, or 50-50 if the match is not played, ends level, or is delayed beyond the seven-day window without a winner. [1][3]

For comparison, the key market lens is that there is no head-to-head history between the pair, so traders are leaning on current form and ranking signals rather than a prior matchup sample. Hanfmann is the higher-ranked player in the listed match data, at ATP 45 versus Bonzi at ATP 101, while recent stat sites also show Hanfmann with the stronger last-52-weeks record and Bonzi coming in on a weaker run, including a short losing streak. [1][3][4][7][9]

The main catalysts are straightforward: official match confirmation, any schedule shift at the National Bank Open, and whether the fixture is actually completed rather than suspended, because the contract has a specific fallback if play does not produce a winner within the settlement rules. Public live-score listings have already moved the match time across Montréal court listings, which is the sort of operational detail that can matter in a market with a hard deadline and a 50-50 outcome if the contest is washed out or left unresolved. [1][6][10][14][16]

Sources: 1 · 2 · 3 · 4 · 5

Methodology

We track National Bank Open: Benjamin Bonzi vs Yannick Hanfmann across the five venues with material prediction-market liquidity. The probability shown is the live Polymarket mid; the comparison rows summarise how each venue treats the underlying contract — fees, KYC thresholds, settlement currency, deposit options. The highlighted row marks the cheapest route into Polymarket's order book.

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.

FAQ

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 PolyGram. 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.

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.

Do I need to KYC for this market?

On Polymarket directly, no — it's wallet-based. Intermediary brokers like PolyGram trigger KYC only above $1,500 of lifetime trading volume; under that you trade pseudonymously with a single wallet address.

How reliable are the quoted odds?

The YES/NO percentages are the live mid-prices of the Polymarket order book. On deep markets they move every few seconds; on thinner ones you'll see short plateaus.