Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Polymarket Qué Es) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | See live odds → |
Polymarket (direct) polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | See live odds → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | See live odds → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | See live odds → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | See live odds → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| Iasi Open: Panna Udvardy vs Paula Badosa Set 1 O/U 8.5 | 100% |
| Iasi Open: Panna Udvardy vs Paula Badosa Set 1 O/U 9.5 | 100% |
| Iasi Open: Panna Udvardy vs Paula Badosa Match O/U 21.5 | 75% |
| Iasi Open: Panna Udvardy vs Paula Badosa Match O/U 22.5 | 75% |
| Iasi Open: Panna Udvardy vs Paula Badosa Set Handicap +/-1.5 | 65% |
| Iasi Open: Panna Udvardy vs Paula Badosa Set 2 O/U 8.5 | 51% |
| Iasi Open: Panna Udvardy vs Paula Badosa Set 2 O/U 9.5 | 51% |
| Iasi Open: Panna Udvardy vs Paula Badosa Set 2 O/U 10.5 | 51% |
| Completed Match | 50% |
| Iasi Open: Panna Udvardy vs Paula Badosa Set 2 Winner | 37% |
| Iasi Open: Panna Udvardy vs Paula Badosa Match O/U 23.5 | 36% |
| Iasi Open: Panna Udvardy vs Paula Badosa Total Sets: O/U 2.5 | 35% |
| Iasi Open: Panna Udvardy vs Paula Badosa | 14% |
| Iasi Open: Panna Udvardy vs Paula Badosa Set 1 Winner | 0% |
| Iasi Open: Panna Udvardy vs Paula Badosa Set 1 O/U 10.5 | 0% |
Market context
Paula Badosa faces Panna Udvardy in the Iași Open quarterfinal today, with the on-chain contract for Udvardy advancing priced at a mere 17% YES on Polymarket. This low probability reflects the market’s heavy lean toward Badosa, despite external projections suggesting a 72% chance for Udvardy to win the match outright [1]. The discrepancy between the 17% crowd-implied price and the 72% projected winner statistic highlights a potential mispricing or a divergence in how traders interpret the conditional token mechanics versus standard match-win probabilities.
Historically, similar WTA quarterfinals where one player holds a significantly higher projected win rate often see Polymarket prices lagging behind statistical models until late-stage catalysts emerge. In past Iași Open events, conditional tokens for the underdog in high-disparity matchups have frequently corrected upward by 20–30% within 24 hours of the match start if no pre-match injuries are announced. Traders should note that the 50-50 resolution clause for cancellations or delays beyond seven days adds a layer of risk that typically suppresses early pricing for the less-favored player.
Key catalysts include any pre-match injury updates or schedule changes from the WTA, as Badosa’s recent form and ranking advantage are the primary drivers of the current 17% price. A recent preview from The Stats Zone tips the match for over 2.5 sets, suggesting potential volatility that could shift conditional token values if the match extends [2]. Traders monitoring USDC liquidity on Polygon should watch for sudden volume spikes, which often precede price corrections when new information about player fitness or weather conditions is released.
Methodology
We track Pronóstico: Iasi Open: Panna Udvardy vs Paula Badosa across the five venues with material prediction-market liquidity. The probability shown is the live Polymarket mid; the comparison rows summarise how each venue treats the underlying contract — fees, KYC thresholds, settlement currency, deposit options. The highlighted row marks the cheapest route into Polymarket's order book.
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
- 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 Polymarket Qué Es. 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 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.
Trade Pronóstico: Iasi Open: Panna Udvardy vs Paula Badosa on Polymarket Qué Es
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