Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket Legal UK Pick polygram.ink |
0% | 100% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open on Polymarket Legal UK → |
Polymarket polymarket.com |
0% | 100% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open on Polymarket Legal UK → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open on Polymarket Legal UK → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open on Polymarket Legal UK → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open on Polymarket Legal 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 Legal UK.
Active sub-markets
| Bad Homburg Open: Venus Williams vs Irina-Camelia Begu | 0% Venus Williams | 100% Irina-Camelia Begu |
| Completed Match | 100% YES | 0% NO |
| Bad Homburg Open: Venus Williams vs Irina-Camelia Begu Match O/U 22.5 | 100% Over | 0% Under |
| Bad Homburg Open: Venus Williams vs Irina-Camelia Begu Match O/U 23.5 | 100% Over | 0% Under |
| Bad Homburg Open: Venus Williams vs Irina-Camelia Begu Set 2 O/U 8.5 | 100% Over | 0% Under |
| Bad Homburg Open: Venus Williams vs Irina-Camelia Begu Set 1 Winner | 0% Williams | 100% Begu |
Market context
Venus Williams is scheduled to face Irina-Camelia Begu in Bad Homburg, with ESPN listing the round-one Centre Court match for 22 June at 8:30 AM local time, alongside the WTA event running from 19 to 27 June. The market’s 0% crowd-implied probability means the crowd is currently assigning almost no chance to Williams advancing, but that should be read as market sentiment rather than a statement about the draw or any confirmed result.[5][4][3]
For context, these head-to-head tennis markets often move sharply on late withdrawals, walkovers, retirements, and scheduling changes, especially at grass-court events where short-notice fitness updates can matter more than form headlines. If the match is played and completed, the market should settle on the player who advances; if it is cancelled, never starts, ends level, or drifts beyond the seven-day settlement window without a winner, the contract description points to a 50-50 resolution.[3]
From a regulatory and access perspective, Polymarket-style sports contracts sit in a more complex space in Germany because the GlüStV framework can treat event-based wagering as gambling activity, while US-facing activity can trigger CFTC scrutiny where derivatives law reaches into sports-linked contracts. “No-KYC up to $1,500” generally means limited onboarding friction for smaller activity, but it does not remove platform restrictions, jurisdictional limits, or source-of-funds checks that may still apply if activity scales or compliance flags appear.
Methodology
This page is a comparison snapshot: one live quote (Polymarket), four reference venues with their key attributes, and a single execution path — every trade button routes to Polymarket Legal 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.
FAQ
- Is this market available outside the US?
- Polymarket Legal 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.
- Do I need to KYC for this market?
- Not under $1,500 of lifetime trading volume. Above that threshold, Polymarket Legal 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.
Trade Bad Homburg Open: Venus Williams vs Irina-Camelia Begu on Polymarket Legal UK
Live order book, 0% fees, USDC settlement in seconds.
Trade on Polymarket Legal UK →