Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Kalshi UK) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Live odds → |
Polymarket (direct) polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Live odds → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Live odds → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Live odds → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Live odds → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| Warsaw: Elizara Yaneva vs Yue Yuan | 100% |
| Completed Match | 100% |
| Warsaw: Elizara Yaneva vs Yue Yuan Set 2 Winner | 100% |
| Warsaw: Elizara Yaneva vs Yue Yuan Set 1 O/U 8.5 | 100% |
| Warsaw: Elizara Yaneva vs Yue Yuan Total Sets: O/U 2.5 | 100% |
| Warsaw: Elizara Yaneva vs Yue Yuan Match O/U 21.5 | 100% |
| Warsaw: Elizara Yaneva vs Yue Yuan Set 1 O/U 9.5 | 100% |
| Warsaw: Elizara Yaneva vs Yue Yuan Match O/U 22.5 | 100% |
| Warsaw: Elizara Yaneva vs Yue Yuan Set 1 O/U 10.5 | 100% |
| Warsaw: Elizara Yaneva vs Yue Yuan Match O/U 23.5 | 100% |
| Warsaw: Elizara Yaneva vs Yue Yuan Set 1 Winner | 0% |
| Warsaw: Elizara Yaneva vs Yue Yuan Set Handicap +/-1.5 | 0% |
| Warsaw: Elizara Yaneva vs Yue Yuan Set 2 O/U 8.5 | 0% |
| Warsaw: Elizara Yaneva vs Yue Yuan Set Handicap +/-1.5 | 0% |
| Warsaw: Elizara Yaneva vs Yue Yuan Set 2 O/U 9.5 | 0% |
| Warsaw: Elizara Yaneva vs Yue Yuan Set 2 O/U 10.5 | 0% |
Market context
Polymarket is pricing **Yue Yuan** at **57% YES** and **Elizara Yaneva** at **43% YES** on the USDC-settled, Polygon-based contract, so the market is treating Yuan as a modest favourite rather than a near-certain winner. The event is the Warsaw women’s match between the two players, and the contract resolves on who advances; if the match is not completed in the ways specified by the market rules, the outcome can fall back to 50-50 rather than a straight winner-takes-all result.[2][9]
That price sits in the middle of a broader but fairly consistent outside view. Third-party tennis preview pages and odds screens also lean towards Yuan, with one live prediction page showing roughly 76% for Yuan and a betting comparison listing Yuan as the favourite at 1.60 versus 2.20 for Yaneva.[1][3][8] The ranking gap reinforces that framing: Yuan is listed around WTA No. 128, while Yaneva is around No. 193, which is the sort of spread that often leaves a market priced short of certainty in a best-of-three WTA event.[1][10]
For traders, the key catalyst is not abstract form but whether the match stays on the published schedule and starts cleanly. The current listing places the match on 5 August, and the contract’s settlement window runs well beyond that, so any walkover, retirement, postponement, or cancellation logic matters as much as the on-court result.[2][6][10] In practice, watch the tournament draw updates, official scoreboards, and any late injury or withdrawal notes close to first serve, because a match that begins but ends via retirement can still resolve differently from one that never gets underway.[2][6][11]
Methodology
Methodologically we separate two layers: the live probability (Polymarket mid-price) and the platform attributes (fee, KYC, settlement currency, payment rails). That keeps the comparison honest — a single canonical probability across the row, with the venue-by-venue trade-offs spelt out in the columns next to it.
Resolution & payout
At resolution the UMA oracle takes over: a proposer posts the outcome with a bond, any token holder can dispute within two hours. Without dispute the result is accepted and the smart contract distributes USDC instantly.
On Kalshi (CFTC-regulated) resolution runs through their in-house clearing engine in USD. Betfair Exchange settles after match end in the account's local currency. Manifold pays no cash — only its in-platform "mana" currency.
FAQ
- 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 Kalshi UK. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.
- 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?
- On Polymarket directly, no — it's wallet-based. Intermediary brokers like Kalshi UK trigger KYC only above $1,500 of lifetime trading volume; under that you trade pseudonymously with a single wallet address.
- 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 Warsaw: Elizara Yaneva vs Yue Yuan on Kalshi UK
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