Pronóstico: Vancouver: Harriet Dart vs Taylah Preston

Platform comparison

Market context

Polymarket is pricing this Vancouver women’s singles contract at **0% YES**, which means the market is treating a Harriet Dart win as effectively impossible right now on Polygon, where users buy and sell USDC-settled conditional tokens against the match outcome. The event itself is a Round of 16 meeting in Vancouver between Harriet Dart and Taylah Preston, originally scheduled for 30 July, and the contract only resolves to Dart if she advances against Preston; if the match is not played, ends level, or drifts beyond the seven-day delay window without a winner, it resolves 50-50 instead.

That zero bid is best read against the recent live framing rather than as a clean forecast of pre-match strength. Public scoreboards and match pages showed this pairing already in play on 30 July, with WTA 125 Vancouver listed as a round-of-16 match and Taylah Preston shown as the higher-ranked player in the low 120s versus Dart around the 140s.[2][3][14] Head-to-head context is limited, but available records point to Dart having beaten Preston in their earlier Australian Open meeting in 2025, which means a 0% market price is more likely to reflect post-start pricing, an assumption of a completed result, or stale order-book depth than a simple straight read on ability.[8][16]

For traders, the key catalysts are the official tour feed, live scoring state, and whether the match has been completed, suspended, or advanced by walkover, because the contract’s legal outcome depends on the on-chain event interpretation rather than the tennis narrative alone. Flashscore and 365Scores both listed the fixture on 30 July with live timing and round-of-16 context, while TennisTemple showed the match in progress in Vancouver, so any delayed completion or retirement would matter immediately for settlement semantics.[2][3][9] With the settlement window running to 6 August 2026, the main watchpoints are whether the WTA draw advances a clear winner, whether a postponement exceeds seven days, and whether Polymarket’s oracle receives a definitive result from the tournament record.

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 Polymarket Qué Es. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.

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.

Do I need to KYC for this market?

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

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.