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% |
| Rome: Aurora Zantedeschi vs Martina Trevisan Set 2 O/U 8.5 | 100% |
| Rome: Aurora Zantedeschi vs Martina Trevisan Set 2 O/U 9.5 | 100% |
| Rome: Aurora Zantedeschi vs Martina Trevisan Set Handicap +/-1.5 | 100% |
| Rome: Aurora Zantedeschi vs Martina Trevisan Set 2 O/U 10.5 | 100% |
| Rome: Aurora Zantedeschi vs Martina Trevisan | 0% |
| Rome: Aurora Zantedeschi vs Martina Trevisan Set 1 O/U 8.5 | 0% |
| Rome: Aurora Zantedeschi vs Martina Trevisan Set 2 Winner | 0% |
| Rome: Aurora Zantedeschi vs Martina Trevisan Match O/U 21.5 | 0% |
| Rome: Aurora Zantedeschi vs Martina Trevisan Set 1 Winner | 0% |
| Rome: Aurora Zantedeschi vs Martina Trevisan Total Sets: O/U 2.5 | 0% |
| Rome: Aurora Zantedeschi vs Martina Trevisan Set Handicap +/-1.5 | 0% |
| Rome: Aurora Zantedeschi vs Martina Trevisan Set 1 O/U 9.5 | 0% |
| Rome: Aurora Zantedeschi vs Martina Trevisan Match O/U 22.5 | 0% |
| Rome: Aurora Zantedeschi vs Martina Trevisan Set 1 O/U 10.5 | 0% |
| Rome: Aurora Zantedeschi vs Martina Trevisan Match O/U 23.5 | 0% |
Market context
Aurora Zantedeschi faces Martina Trevisan in a Rome WTA match originally scheduled for 4:00AM ET on 16 July 2026, yet the Polymarket contract for Zantedeschi advancing currently trades at a 0% implied probability. On-chain, this USDC-denominated position on the Polygon network reflects a near-total consensus that Trevisan will win, with conditional tokens pricing her victory as the overwhelming outcome. The market’s settlement window extends to 23 July 2026, allowing for potential delays, but the zero-price entry suggests traders see no credible path for Zantedeschi to overcome the Italian favourite.
Historical precedents in WTA Rome matches involving players of Trevisan’s ranking versus lower-ranked opponents like Zantedeschi typically show decisive set margins, often 2–0, aligning with BetClan’s algorithmic prediction of a 60% win probability for Trevisan [2]. Comparable cases from recent Italian tournaments reveal that when a 0% market price emerges pre-match, it usually stems from stark disparities in recent form or head-to-head records, rather than temporary injuries, as Trevisan holds a 57% probability for winning the first set [2]. Such pricing patterns on Polymarket have previously resolved quickly once the match commenced, with minimal volatility unless cancellations occurred.
Traders should monitor the official WTA schedule for any postponement announcements beyond the seven-day delay threshold, which would trigger a 50-50 resolution, and watch for Zantedeschi’s pre-match fitness updates on social media or team channels. Recent match previews confirm Trevisan’s dominance in set betting with a 38% probability for a 2–0 scoreline, making her the clear catalyst for market movement if any deviation from expectations arises [2]. Any delay past 16 July without a confirmed winner will reset the conditional token value, but current on-chain data indicates no such risk is priced in.
Methodology
This page is a comparison snapshot: one live quote, four reference venues with their key attributes, and a single execution path — every trade button routes to Kalshi UK, which mirrors the Polymarket order book directly.
Resolution & payout
Settlement runs on-chain. Polymarket's contract logic separates YES and NO shares as conditional tokens; at resolution the winning share lifts to $1.00 and the losing one to $0. The outcome input comes from the UMA Optimistic Oracle, which secures against bad resolution with a bond + dispute window.
Once finalised, the smart contract pays USDC to the holders' wallets within minutes — no withdrawal fees beyond Polygon network gas. Kalshi settles in USD via CFTC clearance, Betfair in account currency net of commission, Manifold in play-money mana with no cash-out.
FAQ
- 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.
- 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 fast are USDC deposits?
- Polygon credits deposits after 12 confirmations — usually under 30 seconds. Withdrawals follow the same path and land back in your wallet within minutes.
- 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.
Trade Rome: Aurora Zantedeschi vs Martina Trevisan on Kalshi UK
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