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 J.B. Pritzker be the Democratic Presidential nominee in 2028?
3%
Kalshi
Will Democratic win the Presidency in 2028?
59%
Kalshi
Will Gavin Newsom be the Democratic Presidential nominee in 2028?
15%
Kalshi
Will Jon Ossoff be the Democratic Presidential nominee in 2028?
13%
Kalshi
Will Jamie Dimon be the Democratic Presidential nominee in 2028?
0%
Kalshi
Will Raphael Warnock be the Democratic Presidential nominee in 2028?
3%
Change ×
Will J.B. Pritzker win the 2028 Democratic presidential nomination?
1%
– 0.1pt
Vol $10.4K today · $15.8M total
Informational only — not financial advice. Odds are mirrored from each platform and may lag the live order book.