Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Who Will Win Pick polygram.ink |
0% | 100% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open on Who Will Win → |
Polymarket polymarket.com |
0% | 100% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open on Who Will Win → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open on Who Will Win → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open on Who Will Win → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open on Who Will Win → |
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 Who Will Win.
Active sub-markets
| Modena: Kaitlin Quevedo vs Laura Samson Total Sets: O/U 2.5 | 0% Over 2.5 | 100% Under 2.5 |
| Modena: Kaitlin Quevedo vs Laura Samson Set 2 O/U 8.5 | 100% Over | 0% Under |
| Modena: Kaitlin Quevedo vs Laura Samson Set 2 O/U 9.5 | 100% Over | 0% Under |
| Modena: Kaitlin Quevedo vs Laura Samson Set 2 O/U 10.5 | 0% Over | 100% Under |
| Modena: Kaitlin Quevedo vs Laura Samson Set 1 Winner | 0% Quevedo | 100% Samson |
| Modena: Kaitlin Quevedo vs Laura Samson Set 1 O/U 8.5 | 100% Over | 0% Under |
Market context
A Women's Tennis Association match between American Kaitlin Quevedo and Laura Samson is scheduled for the Modena tournament on 11 June 2026. The market currently reflects zero implied probability for Quevedo's advancement, suggesting either substantial uncertainty about match completion or a decisive consensus favouring Samson. Settlement occurs on 18 June, allowing a seven-day window for resolution; any cancellation, tie, or delay beyond that threshold triggers a 50-50 split.
Quevedo and Samson occupy different tiers of professional tennis. Quevedo has competed on the WTA circuit with limited breakthrough success at tier-one events, whilst Samson's ranking and recent form remain the primary determinants of market pricing. Historical precedent shows that matches between players with significant ranking gaps often see the favourite priced heavily, yet upsets occur at roughly 25–30% frequency in WTA play depending on surface and tournament context. The current 0% reading suggests either Samson holds a commanding advantage or the market reflects incomplete information about player availability.
Traders should monitor injury reports and entry confirmations through early June, as WTA scheduling changes frequently. Modena's clay-court surface typically favours baseline consistency over serve-and-volley play; recent performances on clay will matter more than hard-court results. Any late withdrawal by either player, or confirmation of Samson's current ranking and recent match record, could shift the probability substantially. The settlement window's seven-day buffer provides flexibility for weather delays common to European clay tournaments.
Methodology
This page reviews Modena: Kaitlin Quevedo vs Laura Samson across five venues. We show live odds for Polymarket-based markets (sourced from the Polygon order book); for other venues we list platform attributes, since the comparable contracts are not exposed via a public API on every venue. Every CTA points at Who Will Win — the application we operate, where you trade directly against the Polymarket order book at 0% fees.
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 Who Will Win, 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.
- Is this market available outside the US?
- Who Will Win 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.
- 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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