Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket Legal UK Pick polygram.ink |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open on Polymarket Legal UK → |
Polymarket polymarket.com |
100% | 0% | 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
| Wimbledon, Qualification WTA: Caroline Werner vs Alina Charaeva Set 1 O/U 8.5 | 100% Over | 0% Under |
| Wimbledon, Qualification WTA: Caroline Werner vs Alina Charaeva Set 2 O/U 8.5 | 100% Over | 0% Under |
| Wimbledon, Qualification WTA: Caroline Werner vs Alina Charaeva Set 1 O/U 9.5 | 100% Over | 0% Under |
| Completed Match | 100% YES | 0% NO |
| Wimbledon, Qualification WTA: Caroline Werner vs Alina Charaeva Set 2 Winner | 0% Werner | 100% Charaeva |
| Wimbledon, Qualification WTA: Caroline Werner vs Alina Charaeva Set 2 O/U 9.5 | 100% Over | 0% Under |
Market context
Caroline Werner’s Wimbledon qualifying meeting with Alina Charaeva is the kind of market where a **100% YES** crowd price mostly reflects the event already being underway rather than a meaningful view on the final result. Flashscore and Wimbledon’s own match centre both place the women’s qualifying second-round match on 24 June 2026, with Charaeva listed ahead of Werner in rankings and betting markets, which helps explain why the market is effectively pricing the event as settled once the fixture is completed.[2][6][1]
Comparable tennis and exchange-style markets usually trade at or near certainty only when scheduling risk has largely passed, but the key residual risk here is procedural rather than sporting. Under the market rules, a cancelled match, a tie, or a delay beyond seven days forces a 50-50 outcome, while an unfinished match is handled differently depending on whether the challenger has already advanced. That makes the live status more important than the pre-match favourite, especially in qualifying where weather, court allocation, and withdrawals can still matter.[2][5][6]
For accessibility, the regulatory frame is straightforward: prediction markets offered to German users can trigger **GlüStV** questions because sports and event contracts may be treated as gambling products, while a US-facing venue still sits within the broad enforcement reach of the **CFTC** if it is construed as an event contract market. A stated **no-KYC up to $1,500** means smaller users may access the market with reduced identity checks, but it does not remove geofencing, source-of-funds checks, or withdrawal verification if limits are crossed; in practice, that affects how quickly a trader can scale exposure, not the underlying tennis settlement rule.
Methodology
We track Wimbledon, Qualification WTA: Caroline Werner vs Alina Charaeva 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
- Where can I trade this market with the lowest fees?
- On Polymarket Legal UK, which mirrors the Polymarket order book at 0% fees. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.
- 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.
- 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, 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.
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