Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Kalshi UK Pick polygram.ink |
36% | 64% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open on Kalshi UK → |
Polymarket polymarket.com |
36% | 64% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open on Kalshi UK → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open on Kalshi UK → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open on Kalshi UK → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open on Kalshi UK → |
Live odds for Polymarket-based markets come from the Polygon order book. Non-Polymarket venues show attributes only; clicking any row opens the market on Kalshi UK.
Active sub-markets
| Wimbledon WTA: Antonia Ruzic vs Emma Raducanu Set 1 O/U 8.5 | 36% Over | 65% Under |
| Wimbledon WTA: Antonia Ruzic vs Emma Raducanu Total Sets: O/U 2.5 | 36% Over 2.5 | 65% Under 2.5 |
| Wimbledon WTA: Antonia Ruzic vs Emma Raducanu Set 2 O/U 8.5 | 37% Over | 64% Under |
| Wimbledon WTA: Antonia Ruzic vs Emma Raducanu Set 2 Winner | 39% Ruzic | 61% Raducanu |
| Wimbledon WTA: Antonia Ruzic vs Emma Raducanu Set 1 O/U 9.5 | 50% Over | 50% Under |
| Wimbledon WTA: Antonia Ruzic vs Emma Raducanu Set 1 O/U 10.5 | 52% Over | 48% Under |
Market context
Emma Raducanu, the British No 1, faces Croatian star Antonia Ruzic in the opening round of Wimbledon 2026, a match originally set for 29 June at 6:00 AM ET. The prediction market currently prices Raducanu’s advancement at 44% YES, implying a slight edge for Ruzic despite Raducanu’s higher ranking. This contract resolves on USDC via Polygon using conditional tokens, where the on-chain price reflects crowd sentiment rather than abstract event probability.
Historically, first-round probabilities at Wimbledon often misread when players have recent head-to-head experience. Ruzic and Raducanu met in Dubai in February 2026, where Ruzic won 1–0 after Raducanu took a medical timeout during the match [9][10]. That prior encounter, combined with Ruzic’s ability to close out tight games against top opponents, frames why the market leans slightly away from Raducanu despite her ranking advantage.
Traders should monitor Raducanu’s fitness announcements and any schedule changes ahead of the match, as her recent medical issues in Dubai remain a key dependency [9]. Sky Sports News confirmed the draw and noted Raducanu could face World No 1 Aryna Sabalenka in a later round if she advances [2]. Any withdrawal or injury update before the ball is played will shift the on-chain price significantly, given the market’s fair-price resolution rules for cancellations [1].
Methodology
This page reviews Wimbledon WTA: Antonia Ruzic vs Emma Raducanu across five venues. We show live odds for Polymarket-based markets (sourced from the Polygon order book); for other venues we list platform attributes, since the comparable contracts are not exposed via a public API on every venue. Every CTA points at Kalshi UK — the application we operate, where you trade directly against the Polymarket order book at 0% fees.
Resolution & payout
Settlement runs on-chain. Polymarket's contract logic separates YES and NO shares as conditional tokens; at resolution the winning share lifts to $1.00 and the losing one to $0. The outcome input comes from the UMA Optimistic Oracle, which secures against bad resolution with a bond + dispute window.
Once finalised, the smart contract pays USDC to the holders' wallets within minutes — no withdrawal fees beyond Polygon network gas. Kalshi settles in USD via CFTC clearance, Betfair in account currency net of commission, Manifold in play-money mana with no cash-out.
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 does it cost to trade on Kalshi UK?
- Zero. Kalshi UK 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.
- Do I need to KYC for this market?
- Not under $1,500 of lifetime trading volume. Above that threshold, Kalshi UK triggers a quick verification flow that finishes in 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.
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