National Bank Open: Rafael Jodar vs Arthur Fils

Platform comparison

Market context

Arthur Fils against Rafael Jodar is priced at **54%** to the Jodar side, so the market is only slightly leaning towards Jodar rather than treating it as a clear mismatch. That sits in the zone where the consensus is effectively “close to a coin flip with a modest edge”, and the value question is whether recent form and surface fit justify paying up for Fils or whether the crowd is over-weighting one recent result.

The main historical clue is the head-to-head. The pair have split their two completed meetings across 2026, with Fils winning in Barcelona on clay and Jodar winning their hard-court meeting in Washington, which is the most relevant comparable for the National Bank Open if this is being played on a hard court.[2][3][12] That creates a useful handicapper’s angle: the series does not support a one-sided read, and the hard-court split makes either side defensible depending on whether you trust the latest result or the more established ATP profile. In a market sitting around the mid-50s, the sharper contrarian view is often to look for the player the crowd is underestimating rather than simply backing the nominal favourite.

The key catalysts are straightforward: final confirmation of the draw order, any scheduling change, and whether the match is actually staged within the settlement window, because a walkover, cancellation, or delay beyond seven days would force the market to 50-50 under the rules. The live score listings already show the match in the tournament ecosystem, but traders still need official order-of-play confirmation and any late injury or withdrawal news before the scheduled slot.[1][4] If Fils is framed as the form player and Jodar as the price-sensitive underdog, the value may sit with whichever side is given the better live market or pre-match price once line-ups and court assignment are locked in.[5][15]

Sources: 1 · 2 · 3 · 4 · 5

Methodology

We track National Bank Open: Rafael Jodar vs Arthur Fils 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

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

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 Who Will Win 2026. 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 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.

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.