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 Republican Party win the NC-13 House seat?
56%
Polymarket
Will J.D. Vance win the 2028 Republican presidential nomination?
38%
Polymarket
Will Glenn Youngkin win the 2028 US Presidential Election?
0%
Polymarket
Will Ron DeSantis win the 2028 Republican presidential nomination?
4%
Polymarket
Will Glenn Youngkin win the 2028 Republican presidential nomination?
1%
Polymarket
Will Kamala Harris win the 2028 US Presidential Election?
4%
Change ×
Will the Republican Party win the 2028 Vermont House Bennington-1 election?
50%
– 0.0pt
Vol $0 today · $0 total
Informational only — not financial advice. Odds are mirrored from each platform and may lag the live order book.