Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket App UK Pick polygram.ink |
80% | 20% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open on Polymarket App UK → |
Polymarket polymarket.com |
80% | 20% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open on Polymarket App UK → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open on Polymarket App UK → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open on Polymarket App UK → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open on Polymarket App 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 Polymarket App UK.
Active sub-markets
| Roland Garros WTA: Sorana Cirstea vs Xiyu Wang | 80% YES | 21% NO |
| Completed Match | 55% YES | 45% NO |
| Roland Garros WTA: Sorana Cirstea vs Xiyu Wang Match O/U 21.5 | 44% YES | 56% NO |
| Roland Garros WTA: Sorana Cirstea vs Xiyu Wang Total Sets: O/U 2.5 | 31% YES | 69% NO |
| Roland Garros WTA: Sorana Cirstea vs Xiyu Wang Set 1 Winner | 76% YES | 25% NO |
| Roland Garros WTA: Sorana Cirstea vs Xiyu Wang Set 1 O/U 8.5 | 63% YES | 37% NO |
Market context
Market consensus: 80% chance of roland garros wta: sorana cirstea vs xiyu wang. Prediction markets aggregate real capital to produce this probability signal. This market refers to the tennis match between Sorana Cirstea and Xiyu Wang in the Roland Garros WTA, originally scheduled for May 31, 2026 at 5:00AM ET. This market will resolve …
Methodology
We track Roland Garros WTA: Sorana Cirstea vs Xiyu Wang on the five venues with material liquidity for prediction markets. Live odds come from the Polymarket Polygon order book — the only source that ships real-time data under an open licence. For Kalshi, Betfair and Manifold we list platform attributes (fee, KYC, settlement, payment) instead of fabricated odds, because their APIs use non-comparable contract definitions.
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.
FAQ
- Is this market available outside the US?
- Polymarket App UK 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.
- 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 it cost to trade on Polymarket App UK?
- Zero. Polymarket App 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 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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