National Bank Open: Arthur Fils vs Cameron Norrie

Platform comparison

Market context

Arthur Fils is scheduled to face Cameron Norrie in the National Bank Open round of 16, with the market currently implying a **69%** chance on Fils and a corresponding underdog price on Norrie. Several pre-match pricing sets the same direction: Tennis Tonic and Tennis.com both frame Fils as the projected winner, while bookmaker-style screens put him around the -250 to -283 range, which is broadly consistent with a market in the high-60s to low-70s for the favourite.[1][5][7][17]

For traders using automated entries, copy-trading rules or conditional orders, the useful comparison is to treat this as a favourite-versus-competent-collector setup rather than a coin flip. Fils’ ATP ranking edge over Norrie, plus the hard-court setting in Montréal, lines up with the pricing, but the market still leaves room for variance if the match extends to three sets or starts later than expected.[2][4][6] Tennis market feeds also show sibling markets on straight winner, set betting and total games, which is useful if your workflow hedges via correlated legs rather than a single outright.[3][12]

The main catalysts are operational rather than stylistic: confirmed start time, any late court assignment change, weather delays, and whether the match is begun and finished within the settlement rules. Tennis sources placed the match around the evening slot in Montréal and broadcast coverage was listed on Tennis Channel, so a push in the schedule would matter more than a normal in-play momentum shift for a pre-match position.[2][7][8] If the event is not played, is tied, or is delayed beyond seven days without a winner, the market resolves 50-50 under the stated rules.

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 Review UK, which mirrors the Polymarket order book directly.

Resolution & payout

At resolution the UMA oracle takes over: a proposer posts the outcome with a bond, any token holder can dispute within two hours. Without dispute the result is accepted and the smart contract distributes USDC instantly.

On Kalshi (CFTC-regulated) resolution runs through their in-house clearing engine in USD. Betfair Exchange settles after match end in the account's local currency. Manifold pays no cash — only its in-platform "mana" currency.

UK Frequently Asked Questions

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.

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