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Sports prediction markets: Kalshi vs Polymarket

Game winners, fights and championships listed as event contracts on both exchanges. We track 0 sports questions listed on both exchanges (0 live now); 0 have disagreed by more than the fees at least once.

Every shared sports market

MarketOutcomeMatchDetectionsStatus

Frequently asked questions

Do Kalshi and Polymarket disagree on sports markets?

We are not tracking any sports pairs at the moment.

What fees apply?

Kalshi charges takers 7% × price × (1 − price) per contract. Polymarket's sports rate is about 5% on the same curve; makers pay nothing on either.

Do both contracts resolve identically?

Each pair was confirmed as the same question by an automated reviewer with a visible confidence score, but resolution rules can differ in edge cases. Read both rule sets before treating a gap as risk-free.

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