Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
BTC Prediction Pick polygram.ink |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open on BTC Prediction → |
Polymarket polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open on BTC Prediction → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open on BTC Prediction → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open on BTC Prediction → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open on BTC Prediction → |
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 BTC Prediction.
Active sub-markets
| Roland Garros WTA: Iva Jovic vs Emma Navarro | 100% YES | 0% NO |
| Completed Match | 100% YES | 0% NO |
| Roland Garros WTA: Iva Jovic vs Emma Navarro Set 1 Winner | 100% YES | 0% NO |
| Roland Garros WTA: Iva Jovic vs Emma Navarro Set Handicap +/-1.5 | 100% YES | 0% NO |
| Roland Garros WTA: Iva Jovic vs Emma Navarro Total Sets: O/U 2.5 | 0% YES | 100% NO |
| Roland Garros WTA: Iva Jovic vs Emma Navarro Match O/U 21.5 | 0% YES | 100% NO |
Market context
Iva Jovic and Emma Navarro are scheduled to meet in the first round of Roland Garros women's singles on 28 May 2026. The market currently reflects 100% implied probability for match completion, suggesting traders expect the fixture to proceed as scheduled with a decisive result. Settlement occurs by 4 June 2026, allowing a six-day window for the match to conclude.
Navarro's ranking trajectory and recent form provide the primary historical benchmark. As a rising American player, Navarro has demonstrated consistency on clay courts, though she remains relatively untested against Jovic's particular style. First-round Roland Garros matches rarely produce surprises at the scheduling stage; cancellations due to weather or injury are uncommon within the first week, and retirement-induced resolutions occur in roughly 2–3% of WTA matches. The 100% YES probability reflects baseline tournament reliability rather than confidence in either player's advancement prospects.
Traders should monitor the official Roland Garros draw confirmation and any injury updates from either player's camp in the week preceding the match. Court assignments and weather forecasts become material only if delays threaten the 7-day resolution window. Funding conditions on related sports derivatives markets may shift if either player sustains injury during earlier qualifying rounds or warm-up events. The ATP men's draw runs concurrently, which can affect court availability and scheduling; check the French Tennis Federation's official schedule updates for any cascade effects on women's fixtures.
Methodology
Methodologically this overview focuses on on-chain pricing: Polymarket's live mid comes from the Polygon conditional-token order book and settles automatically in USDC. The other three venues — Kalshi, Betfair, Manifold — are listed with their platform attributes, because they operate off-chain and a 1:1 comparison of contract mechanics isn't possible.
Resolution & payout
Settlement is on-chain via UMA Optimistic Oracle. A proposer posts the outcome with a bond, a two-hour dispute window opens, then the smart contract lifts winning conditional tokens to 1 USDC and sends payments to holders' wallets automatically. No withdrawal fees beyond Polygon gas.
Off-chain venues (Kalshi, Betfair, Smarkets) settle in local fiat through bank-side clearing — faster than SWIFT, slower than on-chain. Manifold pays no real cash.
FAQ
- Where can I trade this market with the lowest fees?
- On BTC Prediction, 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?
- BTC Prediction 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.
- 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 BTC Prediction?
- Zero. BTC Prediction routes every order to the live Polymarket order book; the only cost is the Polygon network fee, typically under $0.01 per transaction.
- Do I need to KYC for this market?
- Not under $1,500 of lifetime trading volume. Above that threshold, BTC Prediction triggers a quick verification flow that finishes in minutes.
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