SSC Napoli vs. Udinese Calcio

Platform comparison

Active sub-markets

Market context

Napoli travel to Friuli on 24 May 2026 for a final-day Serie A fixture against Udinese, with the crowd-implied probability sitting at 100% YES—meaning the market assigns near-certainty to a Napoli victory. The settlement window closes at 13:00 UTC on match day, leaving minimal room for late news to shift positioning once trading halts.

Napoli's historical record against Udinese provides context for such confidence. Over the past decade, Napoli have won roughly 60% of their head-to-head encounters, with Udinese rarely troubling top-four contenders at the Stadio Friuli. However, final-day fixtures carry structural volatives: teams already mathematically safe from relegation or locked into European qualification often field weakened lineups, and Udinese's mid-table positioning typically means little is at stake for them. If Napoli have secured their season objective by 23 May, rotation becomes probable, narrowing the gap between the sides.

Traders should monitor Napoli's league position and European commitments in the weeks before the match. A Champions League final or Coppa Italia decider scheduled shortly after 24 May would increase the likelihood of squad rotation. Injury bulletins released Friday or Saturday will signal team news; any suspension of key attacking players would compress Napoli's expected output. Udinese's own fixture congestion and any late-season form swings—particularly if they enter the final day on a winning run—represent the primary contrarian angle against the current 100% consensus.

Methodology

We track SSC Napoli vs. Udinese Calcio on the five venues with material liquidity for prediction markets. Live odds come from the Polymarket Polygon order book — the only source that ships real-time data under an open licence. For Kalshi, Betfair and Manifold we list platform attributes (fee, KYC, settlement, payment) instead of fabricated odds, because their APIs use non-comparable contract definitions.

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?

On PolyGram, which mirrors the Polymarket order book at 0% fees. 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.

What does it cost to trade on PolyGram?

Zero. PolyGram routes every order to the live Polymarket order book; the only cost is the Polygon network fee, typically under $0.01 per transaction.

Do I need to KYC for this market?

Not under $1,500 of lifetime trading volume. Above that threshold, PolyGram triggers a quick verification flow that finishes in minutes.