Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via PolyGram) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Trade this market → |
Polymarket (direct) polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Trade this market → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Trade this market → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Trade this market → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Trade this market → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| Istanbul 2: Anastasia Gasanova vs Susan Bandecchi | 100% |
| Completed Match | 100% |
| Istanbul 2: Anastasia Gasanova vs Susan Bandecchi Set 1 Winner | 100% |
| Istanbul 2: Anastasia Gasanova vs Susan Bandecchi Set 2 O/U 8.5 | 100% |
| Istanbul 2: Anastasia Gasanova vs Susan Bandecchi Set 1 O/U 8.5 | 100% |
| Istanbul 2: Anastasia Gasanova vs Susan Bandecchi Set Handicap +/-1.5 | 100% |
| Istanbul 2: Anastasia Gasanova vs Susan Bandecchi Match O/U 21.5 | 100% |
| Istanbul 2: Anastasia Gasanova vs Susan Bandecchi Set 2 Winner | 100% |
| Istanbul 2: Anastasia Gasanova vs Susan Bandecchi Set 2 O/U 9.5 | 100% |
| Istanbul 2: Anastasia Gasanova vs Susan Bandecchi Set 1 O/U 9.5 | 100% |
| Istanbul 2: Anastasia Gasanova vs Susan Bandecchi Match O/U 22.5 | 100% |
| Istanbul 2: Anastasia Gasanova vs Susan Bandecchi Set 1 O/U 10.5 | 100% |
| Istanbul 2: Anastasia Gasanova vs Susan Bandecchi Total Sets: O/U 2.5 | 0% |
| Istanbul 2: Anastasia Gasanova vs Susan Bandecchi Set Handicap +/-1.5 | 0% |
| Istanbul 2: Anastasia Gasanova vs Susan Bandecchi Set 2 O/U 10.5 | 0% |
| Istanbul 2: Anastasia Gasanova vs Susan Bandecchi Match O/U 23.5 | 0% |
Market context
Anastasia Gasanova faces Susan Bandecchi in a qualifying or early-round match at Istanbul 2 on 13 July 2026. The Polymarket contract currently prices YES (Gasanova advance) at 100%, reflecting either a substantial skill differential, recent form advantage, or limited liquidity depth on the conditional token pair. At this probability extreme, the USDC-denominated position offers minimal expected value for backing Gasanova, whilst any Bandecchi stake carries outsized leverage should the underdog prevail.
Historical precedent suggests such lopsided pricing in lower-tier WTA matches often reflects incomplete market information rather than certainty. Qualifying draws and second-tier tournaments frequently produce upsets when seeding disparities don't align with current form; players ranked outside the top 100 occasionally outperform expectations against higher-ranked opponents in best-of-three formats. The settlement window extends to 20 July, allowing seven days beyond the scheduled date before triggering a 50-50 resolution, which matters if either player withdraws or the match is postponed.
Traders should monitor official Istanbul 2 draw confirmations and entry lists as the tournament approaches, alongside any injury announcements affecting either player's participation. Recent WTA scheduling changes and venue conditions at the Istanbul venue may influence preparation time. The Polygon-settled contract remains sensitive to match cancellations or delays; any withdrawal prior to play would collapse the YES position entirely, whilst a delayed fixture could extend uncertainty into late July depending on tournament rescheduling protocols.
Methodology
Methodologically we separate two layers: the live probability (Polymarket mid-price) and the platform attributes (fee, KYC, settlement currency, payment rails). That keeps the comparison honest — a single canonical probability across the row, with the venue-by-venue trade-offs spelt out in the columns next to it.
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 PolyGram. 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.
- 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.
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