National Bank Open: Jiri Lehecka vs Rafael Jodar

Platform comparison

Market context

Jiri Lehecka’s meeting with Rafael Jodar at the National Bank Open is priced close to a coin flip on the prediction market, with the contract at **48% YES** for Lehecka. That sits inside a narrow band of external opinion: Polymarket is showing roughly **47% Lehecka / 54% Jodar** on the same matchup, while Tennis.com’s projection gives Lehecka a **48%** win chance and a slight edge to Jodar as projected winner.[3][4]

That split is consistent with the kind of market behaviour seen in ATP matches where pricing leans on ranking, recent form and surface-specific expectation rather than a large structural edge. Tennis Tonic’s preview sides with Jodar, calling him the pick to win in three sets, while Dimers has Lehecka as a marginal favourite at **51%**; the result is a fairly tight consensus range rather than a clean directional signal.[2][15] BetUS also lists a near-even moneyline, with Lehecka at **-110** and Jodar at **-120**, reinforcing that sportsbooks are not treating this as a one-sided contest.[1]

For traders, the main catalysts are straightforward: confirmed start time, any late change to the order of play, and whether the match actually completes before the settlement window closes. Flashscore lists the fixture for **8 August 2026 at 15:00** local time, and the market description makes clear that if the match is not played, is tied, or is delayed more than seven days without a winner, it settles **50-50** rather than to either player.[7] If play begins but does not finish, the settlement rule depends on who officially advances, so live score and tournament announcements matter more than pre-match opinion once the first ball is struck.

Sources: 1 · 2 · 3 · 4 · 5

Methodology

We track National Bank Open: Jiri Lehecka vs Rafael Jodar 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

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

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.

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'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.

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.