1. FC Cologne vs. Real Sociedad San Sebastian - More Markets

Platform comparison

Market context

1. FC Köln meet Real Sociedad in a club friendly, but the market here is not about the match result; it is about whether *additional* betting markets will be posted for that fixture before the settlement window closes. Polymarket’s contract is pricing this outcome at 95% YES, which is much tighter than the broader on-pitch debate around who would win the game itself, where independent models still split the edge between Real Sociedad and a fairly competitive, higher-scoring contest.[1][4][5][13]

Comparable pre-match price signals suggest the underlying game is not a blowout and that market-makers have room to hang multiple derivative lines. One bookmaker comparison shows Real Sociedad only a narrow favourite at roughly 2.40 to 2.45, Köln around 2.50 to 2.55, and the draw near 3.15 to 3.40, while another model puts the away side’s win probability around 44% to 47%.[4][13][16] Those same sources also lean towards goals, with over 2.5 goals and both-teams-to-score both landing in the mid-to-high range of their probability estimates, which is consistent with a friendly attracting extra side markets rather than a single, thinly traded headline line.[4][6][8]

For traders, the main catalysts are straightforward: whether the fixture stays on schedule, whether either club publishes late squad news or rotation-heavy line-ups, and whether the sportsbook ecosystem lists the expected menu of totals, handicaps, and team-goal props before kick-off. Polymarket already shows a listed friendly market for the same matchup, and third-party odds pages indicate the market can remain fluid right up to match day, with some feeds updating only hours before start time.[1][9][13][16]

Sources: 1 · 2 · 3 · 4 · 5

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 Kalshi vs Polymarket, which mirrors the Polymarket order book directly.

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

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 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 vs Polymarket 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.