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National Bank Open: Raphael Collignon vs Alexei Popyrin

How the prediction-market book is pricing "National Bank Open: Raphael Collignon vs Alexei Popyrin" right now, with a side-by-side platform comparison and zero-fee CTAs.

National Bank Open: Raphael Collignon vs Alexei Popyrin Match O/U 23.5 72% National Bank Open: Raphael Collignon vs Alexei Popyrin 60% National Bank Open: Raphael Collignon vs Alexei Popyrin Set 1 Winner 57% National Bank Open: Raphael Collignon vs Alexei Popyrin Set 1 O/U 8.5 56% Volume: $87K Liquidity: $348K Closes: 13 Aug 2026
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National Bank Open: Raphael Collignon vs Alexei Popyrin

Platform comparison

PlatformYES oddsNO oddsFeeKYCSettlement
Polymarket (via Who Will Win 2026) Pick
polygram.ink (preferred broker)
72% 28% 0% (USDC on-chain) No-KYC up to $1,500 USDC, auto via UMA oracle See live odds →
Polymarket (direct)
polymarket.com
72% 28% 0% Geo-blocked in US/UK/EU USDC, on-chain See live odds →
Kalshi
kalshi.com
Up to 7% per trade US-only, KYC required USD See live odds →
Betfair Exchange
betfair.com
2-5% commission Full KYC from first trade GBP / EUR See live odds →
Manifold Markets
manifold.markets
Play-money (mana) None — play-money Mana (no cash-out) See live odds →

Outcome probabilities

Current market-implied probability for each outcome, from the live order book.

OutcomeProbability
National Bank Open: Raphael Collignon vs Alexei Popyrin Match O/U 23.572%
National Bank Open: Raphael Collignon vs Alexei Popyrin60%
National Bank Open: Raphael Collignon vs Alexei Popyrin Set 1 Winner57%
National Bank Open: Raphael Collignon vs Alexei Popyrin Set 1 O/U 8.556%
National Bank Open: Raphael Collignon vs Alexei Popyrin Match O/U 22.553%
Completed Match50%
National Bank Open: Raphael Collignon vs Alexei Popyrin Set 2 O/U 8.550%
National Bank Open: Raphael Collignon vs Alexei Popyrin Match O/U 21.550%
National Bank Open: Raphael Collignon vs Alexei Popyrin Set 2 O/U 9.550%
National Bank Open: Raphael Collignon vs Alexei Popyrin Set 2 O/U 10.550%
National Bank Open: Raphael Collignon vs Alexei Popyrin Total Sets: O/U 2.541%
National Bank Open: Raphael Collignon vs Alexei Popyrin Set 2 Winner39%
National Bank Open: Raphael Collignon vs Alexei Popyrin Set Handicap +/-1.538%
National Bank Open: Raphael Collignon vs Alexei Popyrin Set 1 O/U 10.533%
National Bank Open: Raphael Collignon vs Alexei Popyrin Set 1 O/U 9.532%

Market context

The market for **Raphael Collignon vs Alexei Popyrin** is pricing Collignon at about **60% implied probability**, so the book has him a moderate favourite, with Popyrin the underdog and the main contrarian side if you think the grass-court pedigree matters more than recent form. Their only completed meeting came on grass at Halle in June, when Collignon beat Popyrin 6-4, 6-2, which gives the Belgian a live head-to-head edge in the exact surface this match is again likely to be played on.[2][6][16]

The broader form split is the key reason the market leans Collignon. Across the past 12 months, Collignon’s results have been stronger than Popyrin’s in the available datasets, and one source lists Collignon at 36-14 this season versus Popyrin at 10-19, while another shows Collignon winning 19 of 21 matches against non-top-100 opponents this year.[1][5] That supports the current consensus, but the value case for Popyrin is that his career level and upside remain higher, and he has historically been the more proven ATP-level player even if his 2026 record has been poor.[9][13]

The main catalysts are match timing and draw progression rather than any major injury narrative: the market settles if Collignon advances against Popyrin, but reverts to 50-50 if the match is not played or is materially delayed beyond the settlement window.[Market description] For traders, the practical watchpoints are whether the National Bank Open schedule holds, whether the pair is confirmed for the stated August 6 slot, and whether any late withdrawals or weather disruption change the path to a completed result. If the match is played on a quick hard court rather than grass, that would usually narrow the gap versus their Halle meeting, which is where the contrarian Popyrin angle has the most credibility.[2][16]

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 Who Will Win 2026, 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.

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.
How does resolution work?
Through the UMA Optimistic Oracle on Polygon: a proposer submits the outcome, a two-hour challenge window opens, and USDC payouts settle automatically once the result is final.
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.
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