National Bank Open: Alexei Popyrin vs Roman Andres Burruchaga

Platform comparison

Market context

The match is still live on the board and the market is already leaning towards **Alexei Popyrin**, with the crowd at 62% yes as his ranking and event profile remain the more familiar side of the pairing. ATP’s Montreal match listing had Popyrin at world No. 103 and Roman Andres Burruchaga at No. 58, while live score pages showed the contest underway on 4 August in Montréal, which means the pricing is being shaped by in-play developments as much as pre-match form.[5][3][12]

The historical read is thin because the two have **no prior head-to-head**, so traders are forced to lean on broader form and surface data rather than direct matchup history.[1][9] That makes recent records more relevant: Popyrin has been in a rough patch, with TennisRatio showing a 17-25 record over the last 52 weeks and a seven-match losing run, whereas Burruchaga has posted a 57-30 mark over the same period.[2] At the same time, Popyrin’s results against players ranked outside the top 100 have been solid enough to keep him from looking like a pure fade, which helps explain why the market is not much wider despite the recent slump.[2]

What matters now is whether the match continues to completion, because any abandonment, cancellation, or delay beyond the settlement window would force a 50-50 outcome under the market rules. The main catalyst is the live scoreboard and any tournament scheduling update from Montréal, since ATP and score providers were already carrying the fixture as an active Round 1 match, with the outcome depending on whether Burruchaga can close or Popyrin can turn the match around.[5][3][14]

Sources: 1 · 2 · 3 · 4 · 5

Methodology

This page reviews National Bank Open: Alexei Popyrin vs Roman Andres Burruchaga across five venues. The live probability is the Polymarket mid-price, sourced directly from the on-chain Polygon order book; the comparison columns benchmark each venue on fee structure, KYC, settlement currency and payment rails. Every CTA routes to Prediction Today, which mirrors the Polymarket order book at 0% fees.

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 Prediction Today. 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.

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.