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 |
|---|---|
| Completed Match | 100% |
| Warsaw: Weronika Ewald vs Justina Mikulskyte Set 1 O/U 8.5 | 100% |
| Warsaw: Weronika Ewald vs Justina Mikulskyte Set 1 O/U 9.5 | 100% |
| Warsaw: Weronika Ewald vs Justina Mikulskyte Set Handicap +/-1.5 | 100% |
| Warsaw: Weronika Ewald vs Justina Mikulskyte Set 1 O/U 10.5 | 100% |
| Warsaw: Weronika Ewald vs Justina Mikulskyte | 0% |
| Warsaw: Weronika Ewald vs Justina Mikulskyte Set 1 Winner | 0% |
| Warsaw: Weronika Ewald vs Justina Mikulskyte Match O/U 21.5 | 0% |
| Warsaw: Weronika Ewald vs Justina Mikulskyte Total Sets: O/U 2.5 | 0% |
| Warsaw: Weronika Ewald vs Justina Mikulskyte Set Handicap +/-1.5 | 0% |
| Warsaw: Weronika Ewald vs Justina Mikulskyte Set 2 Winner | 0% |
| Warsaw: Weronika Ewald vs Justina Mikulskyte Set 2 O/U 8.5 | 0% |
| Warsaw: Weronika Ewald vs Justina Mikulskyte Match O/U 22.5 | 0% |
| Warsaw: Weronika Ewald vs Justina Mikulskyte Set 2 O/U 9.5 | 0% |
| Warsaw: Weronika Ewald vs Justina Mikulskyte Match O/U 23.5 | 0% |
| Warsaw: Weronika Ewald vs Justina Mikulskyte Set 2 O/U 10.5 | 0% |
Market context
Polymarket is pricing **0% YES** on Weronika Ewald versus Justina Mikulskyte, so the contract is effectively saying the market sees no live chance of Ewald advancing unless fresh information changes that before settlement. Because the market settles on the match outcome, not rankings or pre-match narrative, holders need the actual result to determine whether the USDC-backed conditional token pays out to the Ewald side or the Mikulskyte side on Polygon.
The read-through from comparable data is mixed but not one-sided. Mikulskyte is the higher-ranked player in the current listings, around WTA No. 237 versus Ewald around No. 396, which is one reason external price screens have shown Mikulskyte as the favourite[1][3]. At the same time, there is no head-to-head record between them, so this is not a matchup with a built-in historical edge from prior meetings[2][8]. Recent bookmaker-style prices in Warsaw have also leaned to Mikulskyte, with one market showing her shorter than Ewald on the match winner line[9].
The main catalysts for traders are administrative rather than tactical: official order-of-play changes, injury or withdrawal notices, and whether the match is actually completed within the settlement window. The listed start time was 4 August 2026 at 08:00 UTC in Warsaw, with hard-court conditions reported by the match feeds[1][3]. If the match is postponed, interrupted, or never played, the market’s 50-50 fallback becomes relevant; if it starts and a winner is recorded, the contract resolves directly to that player, so on-chain price action tends to track live availability and completion risk more than pre-match stats.
Methodology
We track Warsaw: Weronika Ewald vs Justina Mikulskyte across the five venues with material prediction-market liquidity. The probability shown is the live Polymarket mid; the comparison rows summarise how each venue treats the underlying contract — fees, KYC thresholds, settlement currency, deposit options. The highlighted row marks the cheapest route into Polymarket's order book.
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?
- 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.
- 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.
- 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.
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