Roehampton: Lui Maxted vs Patrick Brady

Platform comparison

Market context

Lui Maxted and Patrick Brady are scheduled to meet in a tennis match at Roehampton on 19 August 2026, with the settlement window closing on 26 August. The current crowd-implied probability stands at 100% for Maxted's advancement, suggesting near-certainty among market participants that the match will occur and produce a decisive result within the seven-day grace period.

The 100% reading reflects confidence in match completion rather than a genuine prediction of Maxted's superiority. Comparable early-stage tennis fixtures at established venues like Roehampton typically resolve without cancellation or extended delays; historical data from ATP and WTA qualifying rounds shows completion rates above 95% when scheduled at permanent tournament sites with confirmed draws. The settlement terms—which resolve to 50-50 in the event of cancellation, tie, or delays exceeding seven days—create a baseline expectation that the match will proceed normally.

Traders should monitor official Roehampton tournament announcements and player injury updates through late July and early August. Weather disruptions are a secondary consideration given the August timing and outdoor grass surface, though the settlement window's seven-day buffer provides substantial protection against single-day postponements. Any withdrawal by either player or scheduling changes to the tournament draw would be the primary catalyst shifting this market away from its current extreme probability. Sportsbook lines on the actual match outcome (if available) would offer a meaningful comparison point to validate whether the 100% figure reflects genuine confidence in match occurrence or simply reflects limited trading activity on a lower-profile qualifying fixture.

Methodology

This page reviews Roehampton: Lui Maxted vs Patrick Brady 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 Best Prediction Markets, 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

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.

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.

Do I need to KYC for this market?

On Polymarket directly, no — it's wallet-based. Intermediary brokers like Best Prediction Markets trigger KYC only above $1,500 of lifetime trading volume; under that you trade pseudonymously with a single wallet address.