All comparisons

Kansas Senate Election Winner: Kalshi vs Polymarket odds

Adam Hamilton (D): 63¢ on Kalshi, 62¢ on Polymarket. Both exchanges price it the same.

Kansas Senate Election Winner

Kalshi vol $1.3MPolymarket 24h $265K
OutcomeKalshiPolymarketGap
Adam Hamilton (D)63¢62¢-1¢
Roger Marshall (R)38¢39¢+1¢

Price history

Why the same contract has two prices

Kalshi and Polymarket run separate order books with different traders, so prices drift apart. Fees differ, and liquidity differs by market. Check each exchange's resolution rules before treating a gap as free money: small wording differences can mean the contracts are not identical.

Where can you trade it?

Kalshi and Polymarket US availability depends on your state, and sports contracts are blocked in some states. Check your state.

Related comparisons