National Bank Open: Zachary Svajda vs Arthur Fils

Platform comparison

Market context

Arthur Fils against Zachary Svajda in Montréal is priced like a heavy Fils spot, with the market showing **0% YES** on Svajda and therefore an implied **100% no-overlap consensus** on the Frenchman advancing. The handicapper’s read is straightforward: Fils is the favourite, Svajda the underdog, and the only real value angle is contrarian exposure to any pre-match or early-match disruption rather than a clean upset call. That fits the wider pricing picture too, with preview and odds pages listing Fils well ahead and no prior head-to-head at tour level to muddy the baseline.[4][6][14]

The comparison frame is useful because first meetings between players from different ranking tiers often get driven by surface-specific form and generic Elo rather than rivalry history. Tennis Temple lists Fils at ATP No. 18 and Svajda at No. 87, while String Tension’s hard-court model puts Fils around **76.9%** to win, implying Svajda has only a minority upset chance even before conditions are considered.[12][4] That makes the current **0% YES** look more like an extreme expression of favourite bias than a nuanced read; if there is mispricing, it would usually sit in a small underdog or completion-related angle, not in backing Svajda outright.[4][12]

Traders should watch whether the match is actually scheduled and started on time, because the market only resolves cleanly if one player advances; a cancellation, tie, or delay beyond seven days pushes it to 50-50 under the rules. The match is listed for 5 August in Montréal on multiple live-score and tournament pages, but live event pages are the key dependency here because ATP schedules in a packed draw can move if earlier matches run long or weather interrupts play.[1][8][16] A late withdrawal, walkover, or suspension would matter far more to settlement than any small edge in form, so the practical contrarian angle is less “who wins?” and more “does the contest proceed normally?”

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

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.

FAQ

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.

What does Polymarket cost to trade?

Polymarket itself charges 0% — the only cost is the Polygon network fee, typically under $0.01 per transaction. Off-chain venues like Kalshi or Betfair charge 2-7% commission.

How fast are USDC deposits?

Polygon credits deposits after 12 confirmations — usually under 30 seconds. Withdrawals follow the same path and land back in your wallet within minutes.

Do I need to KYC for this market?

On Polymarket directly, no — it's wallet-based. Intermediary brokers like Who Will Win 2026 trigger KYC only above $1,500 of lifetime trading volume; under that you trade pseudonymously with a single wallet address.