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
Kalshi
Will Alexandria Ocasio-Cortez be the Democratic Presidential nominee in 2028?
14%
Kalshi
Will Jon Ossoff and Alexandria Ocasio-Cortez be the 2028 Democratic Presidentia…
6%
Kalshi
Will Gavin Newsom and Alexandria Ocasio-Cortez be the 2028 Democratic President…
8%
Kalshi
Will Alexandria Ocasio-Cortez be the nominee for the Vice Presidency for the De…
8%
Kalshi
Who will win the 2028 United States vice presidential election?
4%
Kalshi
Who will win the 2028 United States vice presidential election?
5%
Change ×
Will Alexandria Ocasio-Cortez win the 2028 US Presidential Election?
13%
– 0.0pt
Vol $2.9K today · $14M total
Informational only — not financial advice. Odds are mirrored from each platform and may lag the live order book.