Sport Lisboa e Benfica vs. FC St. Gallen - Exact Score

Platform comparison

Market context

Polymarket is pricing this Benfica–St. Gallen exact-score contract at **0% YES** right now, which means the market is effectively saying none of the listed scorelines are carrying meaningful on-chain demand on Polygon. In practice, the contract settles in **USDC** through conditional tokens, so the question for a trader is not whether Benfica are favoured in the abstract, but whether the final 90-minute score lands on one of the contract’s enumerated outcomes rather than “Any Other Score”.

The most recent comparable case is the first leg, which St. Gallen won 2-1 on 23 July 2026, a reminder that the tie is not being treated as a one-sided walkover even if Benfica remain the stronger side on paper. Benfica’s recent results before that included wins over Sporting and Moreirense, plus draws with Braga and Famalicão, while St. Gallen had also been compiling competitive league results, including wins over Basel and Lugano. That mix matters for exact-score markets because it tends to push settlement towards broader score clusters rather than a single dominant numberline.

The main catalysts are straightforward: starting XI announcements, any late injury or rotation news, and whether the match is played under the expected Europa League qualifying schedule at Estádio da Luz, where the listed 8:00 pm local kick-off translates to the market’s settlement window. Benfica’s official team news and UEFA match updates are the key inputs to watch, because exact-score pricing can move sharply if either side signals a more cautious first-leg strategy or a heavily rotated line-up.

Sources: 1 · 2 · 3 · 4 · 5

Methodology

We track Sport Lisboa e Benfica vs. FC St. Gallen - Exact Score 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

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

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.

Do I need to KYC for this market?

On Polymarket directly, no — it's wallet-based. Intermediary brokers like Kalshi 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.