Polymarket vs Kalshi: odds compared

Polymarket and Kalshi all let you trade on real-world events, but they price them independently. predict.pm matches the same event across them so you can compare every outcome side by side and find the best price.

PolymarketPolymarket odds →

Polymarket is one of the largest prediction markets, where outcomes trade in USDC (crypto) on the Polygon network. It’s global and known for deep liquidity on politics, crypto and sports.

KalshiKalshi odds →

Kalshi is a US-based, CFTC-regulated prediction exchange where event contracts trade in US dollars. It focuses on regulated, dollar-denominated markets for US users.

Frequently asked questions

What's the difference between Polymarket and Kalshi?

Polymarket: Polymarket is one of the largest prediction markets, where outcomes trade in USDC (crypto) on the Polygon network. It’s global and known for deep liquidity on politics, crypto and sports. Kalshi: Kalshi is a US-based, CFTC-regulated prediction exchange where event contracts trade in US dollars. It focuses on regulated, dollar-denominated markets for US users.

Do Polymarket and Kalshi have the same odds?

Not always. They price the same event independently, so the probabilities can differ — predict.pm lines them up so you can spot the gap and the better price.

Where can I bet?

You can trade on Polymarket, Kalshi directly. New users get $20 free on Futuur. predict.pm is an independent comparison tool and isn't affiliated with these platforms.