Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Prediction Market UK) 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 | 70% |
| Iasi Open: Panna Udvardy vs Paula Badosa Set 2 Winner | 52% |
| Iasi Open: Panna Udvardy vs Paula Badosa Total Sets: O/U 2.5 | 52% |
| 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% |
| Completed Match | 50% |
| Iasi Open: Panna Udvardy vs Paula Badosa Set 2 O/U 10.5 | 50% |
| Iasi Open: Panna Udvardy vs Paula Badosa Match O/U 23.5 | 49% |
| Iasi Open: Panna Udvardy vs Paula Badosa Set Handicap +/-1.5 | 48% |
| Iasi Open: Panna Udvardy vs Paula Badosa | 21% |
| 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
The UniCredit Iași Open quarterfinal pits Hungary’s Panna Udvardy against Spain’s Paula Badosa on the WTA tour, with the match scheduled for 10:30 AM ET today. In prediction markets, a YES share represents a bet that the market’s stated outcome will occur—here, that Udvardy advances—while a NO share bets she does not. The current crowd-implied probability of 21% YES suggests traders expect Badosa to win, aligning with bookmakers who list Badosa as a heavy favourite at 77.8% implied chance to win the match[3].
Historically, when a lower-ranked player faces a top-20 opponent in a WTA quarterfinal, the market’s implied win probability for the underdog often sits between 20% and 30%, mirroring today’s 21% reading[3]. Comparable cases from recent WTA events show that when projected win probabilities for the favourite exceed 75%, the underdog’s actual win rate rarely exceeds 25%, reinforcing the credibility of the current pricing[1]. Traders should watch for pre-match announcements on player fitness, as Badosa has no prior head-to-head record with Udvardy, introducing uncertainty despite her ranking advantage[5].
Key catalysts include any late schedule changes or withdrawal notices, which could trigger a 50-50 resolution if the match is canceled or delayed beyond seven days[4]. The market also resolves to 50-50 if the match starts but is not completed without a winner determined, so traders must monitor live updates on court conditions and player availability[4]. With over $298,000 in trading volume already recorded, liquidity is strong, but the outcome remains tightly tied to whether Badosa maintains her projected dominance[4].
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 Prediction Market UK, which mirrors the Polymarket order book directly.
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 Prediction Market UK. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.
- 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.
- 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 Prediction Market UK trigger KYC only above $1,500 of lifetime trading volume; under that you trade pseudonymously with a single wallet address.
- 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.
Trade Iasi Open: Panna Udvardy vs Paula Badosa on Prediction Market UK
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