Granby: Aleksandar Vukic vs Nicolas Arseneault

Platform comparison

Market context

Aleksandar Vukic, the top seed and clear favourite, faces Nicolas Arseneault in the Granby Challenger round-of-32 on hard courts, with the market currently pricing a Vukic advance at 100% YES. This pricing reflects Vukic’s ATP ranking near 100–113 and career-high of 48, contrasting sharply with Arseneault’s standing around 674–780, creating a massive disparity in perceived winning probability [1].

Historically, such extreme crowd-implied probabilities in Challenger events often signal a lack of liquidity rather than genuine certainty, as lower-tier tournaments frequently produce upsets when favourites suffer from fatigue or minor injuries. While Vukic’s superior depth and Challenger pedigree justify the bias, the consensus leaves no room for error; value spots for contrarian traders would only emerge if Arseneault’s recent form shows unexpected resilience or if Vukic’s mixed 2026 record—marked by early losses despite an upset of Tsitsipas—suggests vulnerability [1].

Traders should monitor pre-match announcements regarding Vukic’s physical condition and any schedule changes, as his 2026 form has been inconsistent with several early exits. The settlement window extends to July 22, 2026, meaning any delay beyond seven days without a winner triggers a 50-50 resolution, a critical dependency for position management [1]. No recent news source indicates a cancellation, but the market’s binary nature demands vigilance on player fitness updates before the match concludes.

Sources: 1

Methodology

This page reviews Granby: Aleksandar Vukic vs Nicolas Arseneault 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 Who Will Win, which mirrors the Polymarket order book at 0% fees.

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.

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 Who Will Win trigger KYC only above $1,500 of lifetime trading volume; under that you trade pseudonymously with a single wallet address.