Granby: Aleksandar Vukic vs Liam Broady

Platform comparison

Market context

Vukic and Broady are scheduled to meet in the opening round of the Granby tournament on 13 July 2026. The match carries a 100% implied probability for Vukic, suggesting the market has already settled on an outcome despite the event lying weeks ahead. This pricing reflects either exceptionally strong conviction about Vukic's superiority or a technical artefact of low liquidity in a minor ATP Challenger event.

Historically, Vukic holds a significant ranking advantage over Broady. The Australian has consistently operated in the ATP top 100, whilst Broady—a British player—has spent much of his career competing at Challenger level and lower. In direct matchups between players with this kind of ranking differential, the higher-ranked player wins approximately 75–80% of the time on hard courts, where Granby is typically played. However, Challenger tournaments introduce volatility; upsets occur at roughly double the rate of main tour events, particularly when the lower-ranked player has recent momentum or home-court support.

Traders should monitor three variables before settlement. First, any withdrawal announcements from either player in the fortnight preceding the match—injuries or scheduling conflicts could trigger the 50-50 tie-break clause. Second, recent ATP Challenger results for both players, particularly Vukic's form heading into Granby and whether Broady has posted any surprise wins that might justify the market's extreme confidence. Third, the official tournament draw confirmation, which typically releases 7–10 days before play begins. The settlement window closes 20 July, allowing a seven-day grace period for delays.

Methodology

We track Granby: Aleksandar Vukic vs Liam Broady 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

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

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 Prediction Today. 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.

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.

Do I need to KYC for this market?

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