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 |
|---|---|
| O/U 0.5 | 100% |
| O/U 1.5 | 100% |
| O/U 2.5 | 100% |
| Both Teams to Score | 100% |
| Both Teams to Score in First Half | 100% |
| 1st Half O/U 0.5 | 100% |
| 1st Half O/U 1.5 | 100% |
| FC St. Gallen O/U 0.5 | 100% |
| Sport Lisboa e Benfica O/U 0.5 | 100% |
| FC St. Gallen 1st Half O/U 0.5 | 100% |
| Sport Lisboa e Benfica 1st Half O/U 0.5 | 100% |
| 2nd Half O/U 0.5 | 100% |
| FC St. Gallen O/U 1.5 | 99% |
| FC St. Gallen 2nd Half O/U 0.5 | 99% |
| FC St. Gallen O/U 2.5 | 1% |
| Sport Lisboa e Benfica O/U 1.5 | 1% |
| Sport Lisboa e Benfica O/U 2.5 | 1% |
| Both Teams to Score in Second Half | 1% |
| 2nd Half O/U 1.5 | 1% |
| 2nd Half O/U 2.5 | 1% |
| FC St. Gallen 2nd Half O/U 1.5 | 1% |
| Sport Lisboa e Benfica 2nd Half O/U 0.5 | 1% |
| Sport Lisboa e Benfica 2nd Half O/U 1.5 | 1% |
| FC St. Gallen (-1.5) | 0% |
| Sport Lisboa e Benfica (-1.5) | 0% |
| FC St. Gallen (-2.5) | 0% |
| Sport Lisboa e Benfica (-2.5) | 0% |
| O/U 3.5 | 0% |
| O/U 4.5 | 0% |
| O/U 5.5 | 0% |
| 1st Half O/U 2.5 | 0% |
| FC St. Gallen 1st Half O/U 1.5 | 0% |
| Sport Lisboa e Benfica 1st Half O/U 1.5 | 0% |
Market context
Polymarket is pricing this **More Markets** contract at **0% YES**, which tells you the crowd sees no live path yet to an additional market being resolved in the affirmative before the settlement window closes. The underlying football event is FC St. Gallen hosting Benfica in Europa League qualifying, and on Polymarket the relevant mechanics are simple: users post **USDC** on **Polygon**, and the contract resolves through conditional tokens tied to the market’s stated outcome rather than the match result itself.
That zero level is easier to read in context. St. Gallen have already been linked to a genuine upset against Benfica in this tie, with Swiss reports stating they beat Benfica 2-1 at home in the first meeting[1][2]. But “More Markets” is a separate binary on whether a qualifying outcome, event, or ancillary condition is created and confirmed in time, so historical football strength or scoreline narratives do not automatically translate into a YES here. When comparable sports-related side markets stay pinned near zero, it usually reflects a lack of any obvious scheduled catalyst rather than a view on the pitch.
The trader focus is therefore on concrete dependencies: UEFA administration, official team news, and whether the tie’s format or related disclosures generate an eligible market event before 18:00 UTC. Benfica previews ahead of the second leg have also flagged squad-selection questions, including whether António Silva would be available, showing how late roster and competition updates can still move derivative market interest[3][5]. If no new announcement lands, the contract can remain a pure time-decay trade on the absence of qualifying news rather than on match quality.
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
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.
- 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.
- 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.
Trade Pronóstico: FC St. Gallen vs. Sport Lisboa e Benfica… on Polymarket Qué Es
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