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 |
|---|---|
| Rome: Francesca Jones vs Federica Urgesi | 100% |
| Completed Match | 100% |
| Rome: Francesca Jones vs Federica Urgesi Match O/U 21.5 | 100% |
| Rome: Francesca Jones vs Federica Urgesi Total Sets: O/U 2.5 | 100% |
| Rome: Francesca Jones vs Federica Urgesi Set 2 O/U 8.5 | 100% |
| Rome: Francesca Jones vs Federica Urgesi Set 2 Winner | 100% |
| Rome: Francesca Jones vs Federica Urgesi Match O/U 22.5 | 100% |
| Rome: Francesca Jones vs Federica Urgesi Set 2 O/U 9.5 | 100% |
| Rome: Francesca Jones vs Federica Urgesi Match O/U 23.5 | 100% |
| Rome: Francesca Jones vs Federica Urgesi Set 1 O/U 8.5 | 0% |
| Rome: Francesca Jones vs Federica Urgesi Set 1 Winner | 0% |
| Rome: Francesca Jones vs Federica Urgesi Set 1 O/U 9.5 | 0% |
| Rome: Francesca Jones vs Federica Urgesi Set Handicap +/-1.5 | 0% |
| Rome: Francesca Jones vs Federica Urgesi Set Handicap +/-1.5 | 0% |
| Rome: Francesca Jones vs Federica Urgesi Set 1 O/U 10.5 | 0% |
| Rome: Francesca Jones vs Federica Urgesi Set 2 O/U 10.5 | 0% |
Market context
Francesca Jones faces Federica Urgesi in a Rome tennis match originally set for 4:00 AM ET on 15 July 2026, with the Polymarket contract for Jones advancing currently priced at a 100% YES probability. This on-chain market, settled in USDC on Polygon via conditional tokens, treats the outcome as a binary event where Jones wins if she advances, Urgesi wins if she advances, and a 50-50 split applies only if the match is cancelled, tied, or delayed beyond seven days without a winner.
Historical precedents in women’s tennis prediction markets show that 100% implied probabilities often reflect either a confirmed withdrawal by the opponent or an overwhelming ranking disparity, yet they remain vulnerable to late schedule changes or injury announcements. Comparable cases from 2024–2025 Rome qualifiers reveal that even heavily favoured players can trigger 50-50 resolutions when matches are postponed due to weather or administrative delays, underscoring the importance of the seven-day settlement window in this contract’s mechanics.
Traders should monitor the official WTA schedule for any postponement notices, Urgesi’s recent fitness updates, and Jones’s entry status in subsequent rounds, as a single cancellation could reset the market to parity. A recent Bagabet prediction for this fixture lists Jones as the favourite with a 2–3.5 scoreline expectation, but no official confirmation of Urgesi’s withdrawal has been published yet, leaving the 100% price exposed to late volatility if the match is not played as scheduled [1].
Sources: 1
Methodology
This page reviews Rome: Francesca Jones vs Federica Urgesi across five venues. The live probability is the Polymarket mid-price, sourced directly from the on-chain Polygon order book; the comparison columns benchmark each venue on fee structure, KYC, settlement currency and payment rails. Every CTA routes to Kalshi UK, which mirrors 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?
- 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.
- What does Polymarket cost to trade?
- Polymarket itself charges 0% — the only cost is the Polygon network fee, typically under $0.01 per transaction. Off-chain venues like Kalshi or Betfair charge 2-7% commission.
- 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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