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Cavaliers vs Bucks odds: Kalshi vs PolymarketFinished

NBA, Sat, Oct 31, 8:00 PM ET. This game is over. The prices below are the last we read before it came off the board, 15 hours ago.

TeamKalshiPolymarket
Cavaliers––
Bucks1¢0¢

Green is the cheapest venue for that team. Best ask only, before fees.

What we saw on this game

Biggest price difference: Bucks was 3¢ apart: Kalshi 30¢ vs Polymarket 27¢, Sat, Oct 31, 8:13 PM ET.

Best spread after fees: buying both sides on Kalshi and Polymarket returned about 0.8% after fees at its best, and a spread that paid after fees was listed for about 4 minutes in all. Prices can move before both orders fill.

From Kalshi and Polymarket prices read about once a minute, Sat, Oct 31, 1:54 AM to 10:29 PM ET.

On the venues: Kalshi · Polymarket

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Why are the prices different?

Kalshi and Polymarket are separate exchanges with different traders and fees, so Cavaliers and Bucks can trade at different prices on each for minutes at a time. If buying Cavaliers on one venue and Bucks on another costs less than $1 after fees, the difference is yours whoever wins, as long as both venues settle the game the same way. Read the step-by-step guide and the risks.

More NBA odds →

Prices are each venue's best ask: the price to buy that team, before fees, at whatever size is for sale. A price of 45¢ means the market puts it at about 45%; each contract pays $1 if that team wins. Venues can settle a postponed or suspended game differently; check both venues' rules before trading. Not financial advice. ArbTrader isn't affiliated with Kalshi and Polymarket.