Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Who Will Win Pick polygram.ink |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open on Who Will Win → |
Polymarket polymarket.com |
100% | 0% | 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
| Roland Garros WTA: Iva Jovic vs Alexandra Eala | 100% YES | 0% NO |
| Completed Match | 100% YES | 0% NO |
| Roland Garros WTA: Iva Jovic vs Alexandra Eala Set 1 Winner | 100% YES | 0% NO |
| Roland Garros WTA: Iva Jovic vs Alexandra Eala Total Sets: O/U 2.5 | 0% YES | 100% NO |
| Roland Garros WTA: Iva Jovic vs Alexandra Eala Set 1 O/U 8.5 | 100% YES | 0% NO |
| Roland Garros WTA: Iva Jovic vs Alexandra Eala Set 1 O/U 9.5 | 100% YES | 0% NO |
Market context
Iva Jovic and Alexandra Eala are scheduled to meet in the first round of the 2026 Roland Garros women's draw on 24 May. The market is currently priced at 100% for Jovic, implying near-certain advancement, though the settlement window extends to 31 May to account for potential delays or incomplete matches.
Jovic, the higher-ranked player, enters as the clear favourite in this matchup. Both players are in their early twenties and developing their professional records; Jovic has shown steadier progression through qualifying rounds and main-draw participation at Grand Slams, whilst Eala, a former junior champion, has been building her senior ranking more gradually. First-round clay-court encounters between players of similar experience levels often reflect seeding and recent form rather than dramatic upsets, which partly explains the consensus probability. However, the 100% reading warrants scrutiny—even strong favourites face genuine uncertainty in single-elimination tennis, where surface preference, recent injury history, and match-specific momentum matter considerably.
Traders should monitor official Roland Garros draw confirmations and any late withdrawals or schedule adjustments in the days preceding 24 May. Weather delays are common at Roland Garros, particularly in May, which could trigger the seven-day extension clause. Recent ATP and WTA first-round results from clay-court events will provide context on how comparable seeded players have fared against unseeded opponents. Any announcement regarding either player's physical condition or recent match results should be cross-referenced against the current pricing, as the 100% level leaves no margin for legitimate competitive uncertainty.
Methodology
Methodologically we separate two layers: the live probability (Polymarket mid-price) and the platform attributes (fee, KYC, settlement currency, payment rails). The odds column is filled only where we have clean data — that avoids the made-up numbers that get a network demoted when search engines cross-check against the source venue.
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.
- 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.
- What does it cost to trade on Who Will Win?
- Zero. Who Will Win routes every order to the live Polymarket order book; the only cost is the Polygon network fee, typically under $0.01 per transaction.
- 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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