Polymarket vs. Kalshi
Compare markets
See where the two biggest prediction markets disagree. Pick any two markets, or start from the biggest gaps below: prices, volume, history and the resolution rules, side by side.
Possibly the same event, on the other platform
Polymarket
Will the Democratic Party win the NC-03 House seat?
71%
Polymarket
Will the Democratic Party win the AZ-02 House seat?
33%
Polymarket
Will the Democratic Party win the CA-23 House seat?
15%
Polymarket
Will J.B. Pritzker win the 2028 Democratic presidential nomination?
1%
Polymarket
Will MrBeast win the 2028 Democratic presidential nomination?
0%
Polymarket
Will Jon Ossoff win the 2028 Democratic presidential nomination?
27%
Change ×
Will the Democratic Party win the 2028 Vermont House Bennington-1 election?
34%
– 0.5pt
Vol $0 today · $0 total
Informational only — not financial advice. Odds are mirrored from each platform and may lag the live order book.