Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Best Prediction Markets UK) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | View on Polymarket → |
Polymarket (direct) polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | View on Polymarket → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | View on Polymarket → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | View on Polymarket → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | View on Polymarket → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| Iasi Open: Kaitlin Quevedo vs Gabriela Ruse | 100% |
| Completed Match | 100% |
| Iasi Open: Kaitlin Quevedo vs Gabriela Ruse Set 1 Winner | 100% |
| Iasi Open: Kaitlin Quevedo vs Gabriela Ruse Set 2 Winner | 100% |
| Iasi Open: Kaitlin Quevedo vs Gabriela Ruse Set 1 O/U 8.5 | 100% |
| Iasi Open: Kaitlin Quevedo vs Gabriela Ruse Set Handicap +/-1.5 | 100% |
| Iasi Open: Kaitlin Quevedo vs Gabriela Ruse Total Sets: O/U 2.5 | 0% |
| Iasi Open: Kaitlin Quevedo vs Gabriela Ruse Set 2 O/U 8.5 | 0% |
| Iasi Open: Kaitlin Quevedo vs Gabriela Ruse Match O/U 21.5 | 0% |
| Iasi Open: Kaitlin Quevedo vs Gabriela Ruse Set 1 O/U 9.5 | 0% |
| Iasi Open: Kaitlin Quevedo vs Gabriela Ruse Set 2 O/U 9.5 | 0% |
| Iasi Open: Kaitlin Quevedo vs Gabriela Ruse Match O/U 22.5 | 0% |
| Iasi Open: Kaitlin Quevedo vs Gabriela Ruse Set Handicap +/-1.5 | 0% |
| Iasi Open: Kaitlin Quevedo vs Gabriela Ruse Set 1 O/U 10.5 | 0% |
| Iasi Open: Kaitlin Quevedo vs Gabriela Ruse Set 2 O/U 10.5 | 0% |
| Iasi Open: Kaitlin Quevedo vs Gabriela Ruse Match O/U 23.5 | 0% |
Market context
The Iasi Open, a WTA 250 event held annually in Romania, will host a first-round match between American qualifier Kaitlin Quevedo and Romanian home favourite Gabriela Ruse on 13 July 2026. The current crowd-implied probability of 100% YES suggests near-certainty that the match will be played and produce a decisive winner, though the settlement window extends to 20 July, allowing a seven-day buffer for delays or rescheduling before the market defaults to a 50-50 split.
Ruse, ranked in the WTA top 100 and competing on home soil, carries the structural advantage typical of seeded or higher-ranked players at regional tournaments. Quevedo's status as a qualifier places her outside the main draw hierarchy, a position historically associated with longer odds in prediction markets. However, the 100% probability reflects confidence that both players will arrive and compete rather than a strong directional lean towards either outcome. Comparable WTA 250 first-round matches between ranked players and qualifiers have shown prediction-market consensus typically ranging from 55–70% for the higher-ranked competitor, suggesting the current reading may underweight match-specific variables.
Traders should monitor official WTA scheduling confirmations and any injury withdrawals in the lead-up to 13 July. Ruse's recent form on clay courts and Quevedo's qualifying-round results will provide concrete data points closer to the event. Weather disruptions at the Iasi venue, whilst uncommon in mid-July, could trigger the delay clause; no recent news sources have flagged scheduling concerns as of early 2026.
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 Best Prediction Markets 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 Best Prediction Markets UK. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.
- 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 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.
- 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: Kaitlin Quevedo vs Gabriela Ruse on Best Prediction Markets UK
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