Lexus Eastbourne Open, Qualification: Jan Choinski vs Yibing Wu

Platform comparison

Active sub-markets

Market context

Jan Choinski has advanced against Yibing Wu in the Lexus Eastbourne Open qualifying draw, which is consistent with the market’s current 100% yes price and the decisive result reported by tennis scoreboards and preview pages for the match on 20 June 2026.[6][9] The pricing also fits the pre-match betting gap: external odds listings showed Yibing Wu as the shorter-priced favourite at around 1.35, with Choinski near 3.25, which translates to roughly 74% versus 31% before bookmaker margin rather than a certainty.[1] On Polymarket, the crowd-implied price is shown directly as probability, while Kalshi-style event contracts are usually easier to compare because they are also quoted in probability terms; by contrast, Betfair and Smarkets typically present decimal odds, so the same view has to be converted into implied probability and then adjusted for commission or fee structure.

For traders comparing venues, the main practical difference is access and friction rather than the underlying event. Polymarket markets can move quickly on official score confirmation, while Betfair and Smarkets depend on traditional sportsbook or exchange settlement conventions and take fees on winning bets or matched trades, which can make small edge positions less attractive than a pure probability quote. KYC reach also differs: Kalshi and regulated sportsbooks generally require more standard identity checks, whereas exchange access can vary by jurisdiction. The main catalysts now are whether the result is fully recognised in the tournament record and whether any dispute, suspension, or scheduling correction appears in official Eastbourne or ATP feeds, though the market’s settlement window already extends well beyond the original match date.[2][4][6]

Sources: 1 · 2 · 3 · 4 · 5

Methodology

This page compares Lexus Eastbourne Open, Qualification: Jan Choinski vs Yibing Wu specifically across Polymarket, Kalshi, Betfair Exchange and Smarkets. Live odds come from the Polymarket order book; the other venues' contract details are maintained manually because their APIs aren't directly comparable. Every CTA routes to Polymarket Alternative, which mirrors the Polymarket order book at 0% fees.

Resolution & payout

Settlement is the biggest difference between the four platforms: Polymarket on-chain in USDC (instant), Kalshi USD via CFTC (T+1), Betfair and Smarkets in local currency via bank withdrawal (T+1 to T+3). Polymarket Alternative routes every trade directly into Polymarket's on-chain settlement, which is why payouts land fastest.

FAQ

Is this market available outside the US?

Polymarket Alternative is available in most jurisdictions where Polymarket isn't directly accessible. Polymarket itself is geo-blocked in the US/UK/EU. Always check local regulations.

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 it cost to trade on Polymarket Alternative?

Zero. Polymarket Alternative routes every order to the live Polymarket order book; the only cost is the Polygon network fee, typically under $0.01 per transaction.

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.