Cardinals vs. Raiders

Platform comparison

Market context

The preseason meeting between Arizona and Las Vegas is the real-world event behind this market, with the current 53% **YES** price pointing only to a narrow Raiders edge rather than a strong consensus. Comparable books and market screens have generally shown Las Vegas as the favourite, with no-vig estimates around 60% Raiders in some feeds and Kalshi/Polymarket screens recently clustering close to that level, while other preview models have still priced Arizona as live in the mid-40s.[2][3][1]

For a power-user running this through tooling, the practical read is to treat the contract like a short-dated outright with binary settlement risk: if the game is delayed, the market stays open until completion; if it is cancelled or ends tied with no replay, it settles 50-50. The main catalysts are roster and lineup announcements close to kick-off, any change to the listed start time, and whether either side rests starters in a way that materially alters late money flow; current odds pages also show a tight displayed market, so small moves in order book depth can matter more than the headline percentage.[2][15]

On the software side, this is the sort of market where conditional orders and alerting matter more than broad thesis. Traders watching for a drift can programme triggers around injury reports, confirmed quarterback usage, and any steam move off the 53% midpoint, since live pricing has already been shown to shift a few points on adjacent cards and totals markets in the run-up to kick-off.[2][14]

Sources: 1 · 2 · 3 · 4 · 5

Methodology

This page reviews Cardinals vs. Raiders across five venues. The live probability is the Polymarket mid-price, sourced directly from the on-chain Polygon order book; the comparison columns benchmark each venue on fee structure, KYC, settlement currency and payment rails. Every CTA routes to Kalshi Fees, which mirrors the Polymarket order book at 0% fees.

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 Kalshi Fees. 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.