National Bank Open: Karen Khachanov vs Terence Atmane

Platform comparison

Market context

Karen Khachanov and Terence Atmane meet in the National Bank Open second round, a hard-court match that was scheduled for 6 August in Montréal. The market’s 56% implied probability for Khachanov is broadly consistent with the pre-match ranking edge: he is ATP No. 39 to Atmane’s No. 46, and the pair have no previous head-to-head meetings.[1][3][4]

The price also fits the contrast in recent comparables. Khachanov has a stronger long-run Canada record, including deep runs in Montréal and a 2025 final-level win over Ben Shelton, but flashscore notes he has not won an ATP-level match since Hamburg in May, which is the main form concern against a lower-ranked opponent.[7][19] Atmane has been more volatile, with only three back-to-back win streaks this season, two of them at Masters events, so his upside is real but not consistently repeatable.[7]

For traders, the immediate catalysts are whether the match starts on time and whether either player’s recent workload changes the matchup dynamics. The National Bank Open entry lists Khachanov’s tournament page and confirms the event is at Court 5, while live match pages show the contest is on the schedule for 5–6 August depending on local listing conventions, so any late rescheduling matters for settlement risk.[1][11] If either player withdraws, if the match is postponed beyond seven days, or if it is interrupted without a winner, the market can still resolve at 50-50 under the stated rules.

Sources: 1 · 2 · 3 · 4 · 5

Methodology

Sports-specific comparison page for National Bank Open: Karen Khachanov vs Terence Atmane. Polymarket's live quote (Polygon order book) plus platform attributes for the three reference venues. Sports markets reward liquidity — Polymarket and Betfair are materially deeper than Kalshi or Manifold.

Resolution & payout

Sports markets typically settle on official final-whistle plus league confirmation. Polymarket uses UMA Optimistic Oracle with a source URL per contract — usually official league data feeds or ESPN/Soccerway. Two-hour dispute window, then smart-contract payout in USDC.

FAQ

Are prediction markets better than sports betting?

Prediction markets tend toward tighter odds than bookmakers because they use peer-to-peer exchange rather than bookmaker margin. On major matches, Polymarket quotes typically sit 2-5% closer to the true probability model than bet365 or DraftKings.

Can I bet on individual matches?

Yes, Polymarket lists every major Premier League / Champions League / World Cup match as its own market. Liquidity varies — top matches like El Clásico or a semi-final often have six-figure pools, lower-league games closer to three-figure.

What are live sports odds on Polymarket?

Some top-tier matches stay open during play — you can trade the half-time probability in the 70th minute. Polymarket mid-prices update second-by-second; any frontend mirroring the order book shows the same movement.

Which sports markets are available?

Football (soccer) dominates — Champions League, World Cup, Premier League, La Liga, Bundesliga — followed by NFL, NBA, tennis Grand Slams, Formula 1, boxing/MMA. Resolution via official league source confirmation.

What's the difference between match odds and outright odds?

Match odds cover a single game ("Bayern beats BVB"). Outright odds are long-term aggregates ("Bayern wins the league"). Outright markets have deeper liquidity; match markets have faster resolution.