Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Prediction Market UK) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | See live odds → |
Polymarket (direct) polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | See live odds → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | See live odds → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | See live odds → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | See live odds → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| Warsaw: Vendula Valdmannova vs Susan Bandecchi | 100% |
| Completed Match | 100% |
| Warsaw: Vendula Valdmannova vs Susan Bandecchi Set 1 O/U 8.5 | 100% |
| Warsaw: Vendula Valdmannova vs Susan Bandecchi Set 2 Winner | 100% |
| Warsaw: Vendula Valdmannova vs Susan Bandecchi Set 1 Winner | 100% |
| Warsaw: Vendula Valdmannova vs Susan Bandecchi Match O/U 21.5 | 100% |
| Warsaw: Vendula Valdmannova vs Susan Bandecchi Set 2 O/U 8.5 | 100% |
| Warsaw: Vendula Valdmannova vs Susan Bandecchi Set Handicap +/-1.5 | 100% |
| Warsaw: Vendula Valdmannova vs Susan Bandecchi Match O/U 22.5 | 100% |
| Warsaw: Vendula Valdmannova vs Susan Bandecchi Set 1 O/U 9.5 | 100% |
| Warsaw: Vendula Valdmannova vs Susan Bandecchi Set 2 O/U 9.5 | 100% |
| Warsaw: Vendula Valdmannova vs Susan Bandecchi Set 1 O/U 10.5 | 100% |
| Warsaw: Vendula Valdmannova vs Susan Bandecchi Total Sets: O/U 2.5 | 0% |
| Warsaw: Vendula Valdmannova vs Susan Bandecchi Set Handicap +/-1.5 | 0% |
| Warsaw: Vendula Valdmannova vs Susan Bandecchi Match O/U 23.5 | 0% |
| Warsaw: Vendula Valdmannova vs Susan Bandecchi Set 2 O/U 10.5 | 0% |
Market context
Vendula Valdmannova’s match against Susan Bandecchi in Warsaw is the event behind the market: if Valdmannova advances, the market resolves to **Vendula Valdmannova**; if Bandecchi advances, it resolves to **Susan Bandecchi**. In prediction-market terms, a **YES** share pays out if the named outcome happens, while a **NO** share pays out if it does not; here, the relevant outcome is simply which player progresses, with a 50-50 fallback if the match is not played, ends level, or is delayed too long. [2][3]
The current crowd-implied probability of 100% YES suggests traders believe the market outcome is effectively settled, but that reading should be treated as a snapshot of sentiment rather than a guarantee. The matchup is listed as a WTA Warsaw quarter-final on a hard court, and the pair have no recorded head-to-head meetings since 2022, so there is no direct recent rivalry data to anchor expectations. Third-party previews and odds pages lean towards Valdmannova, with one listing her at about a 61% win chance and others flagging a strong recent run of form. [2][10][15][12]
The main catalysts are operational rather than speculative: official order-of-play updates, any court-time changes, and whether the match starts and finishes within the settlement window. Live listings show the fixture scheduled for Thursday, 6 August 2026, with one source still carrying a time stamp around 05:00 UTC and another around 11:20 UTC, which is a reminder that tennis timings can shift as earlier matches run long. Because the market only flips away from a normal win/loss settlement if the match is cancelled, abandoned, or delayed beyond seven days, traders should watch tournament scheduling and live score feeds closely. [3][4][1]
Methodology
This page is a comparison snapshot: one live quote, four reference venues with their key attributes, and a single execution path — every trade button routes to Prediction Market UK, which mirrors the Polymarket order book directly.
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.
UK Frequently Asked Questions
- 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 Market UK. 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.
- Is Polymarket legal in the UK?
- Polymarket is accessible to UK traders but is not UKGC-licensed. It operates under US CFTC jurisdiction. UK residents face no domestic legal prohibition on using it, but UKGC consumer protections do not apply. For UKGC-regulated alternatives, Betfair Exchange and Smarkets offer similar prediction-style markets.
- Do I pay tax on prediction market profits in the UK?
- UKGC-licensed platform profits (Betfair, Smarkets) are typically tax-free gambling winnings for UK individuals. Polymarket profits involve USDC crypto transactions, which HMRC treats as Capital Gains Tax events. Keep full transaction records and report via Self Assessment if gains exceed £3,000 per tax year.
- How do I deposit on Polymarket from the UK?
- UK traders typically fund Polymarket via Coinbase UK, Kraken or Revolut — buying USDC with GBP and transferring to a Polygon-compatible wallet (MetaMask, Coinbase Wallet). Polymarket's onboarding walks you through the bridging process. Typical GBP-to-USDC conversion costs 0.5–1%.
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