National Bank Open: Jessica Pegula vs Magdalena Frech

Platform comparison

Market context

Jessica Pegula’s meeting with Magdalena Frech at the National Bank Open is being priced as a one-sided contest, with the crowd-implied probability at 100% for Pegula and no sign of a meaningful split with listed match odds or analyst views. That is consistent with the broader market picture: Pegula has taken the head-to-head 3-0, including straight-sets wins on clay and hard court, and the available comparison pages still rate her as the clear favourite by a wide margin.[1][7][12]

The historical frame is important because Pegula has not merely won the match-up, she has done so efficiently. In their April 2025 Stuttgart meeting she won 6-1, 6-1, and the statistical record shows a dominant serve-and-return performance, while the head-to-head aggregate shows Pegula ahead in sets 6-0 and games 25-12 across the series.[3][6][17] Recent season form also points in the same direction: one source lists Pegula at 79.6% for 2026 with Frech at 43.8%, which helps explain why consensus models and bookmaker-style pricing appear to leave little room for an upset.[1][13]

For traders, the main catalysts are practical rather than narrative: the match must actually be played, started, and completed before the settlement window closes on 13 August 2026, otherwise the contract can fall back to 50-50 under the rules. The key dependencies are the tournament schedule, any late withdrawals, weather or court delays, and whether the National Bank Open draw is reshuffled if either player is moved or forced to retire before first ball. Recent match listings and previews still carry Pegula–Frech as an active pairing, but a settlement tied to advancement means any pre-match cancellation or postponement beyond seven days would matter more than pre-event price moves.[2][5][14]

Sources: 1 · 2 · 3 · 4 · 5

Methodology

Methodologically we separate two layers: the live probability (Polymarket mid-price) and the platform attributes (fee, KYC, settlement currency, payment rails). That keeps the comparison honest — a single canonical probability across the row, with the venue-by-venue trade-offs spelt out in the columns next to it.

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 PolyGram. 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.