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 Pete Buttigieg be first this list to declare for 2028 United States presid…
33%
Kalshi
Will Gretchen Whitmer be first this list to declare for 2028 United States pres…
1%
Kalshi
Will Matthew McConaughey announce a run for President of the United States in 2…
4%
Kalshi
Will Kanye West announce a run for President of the United States in 2028?
34%
Kalshi
Will Democratic win the Presidency in 2028?
59%
Kalshi
Will Republican win the Presidency in 2028?
41%
Informational only — not financial advice. Odds are mirrored from each platform and may lag the live order book.