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 D.C. be the 51st U.S. state before Jan 20, 2029?
1%
Kalshi
Will Puerto Rico be the 51st U.S. state before Jan 20, 2029?
2%
Kalshi
Will Any part of Canada be the 51st U.S. state before Jan 20, 2029?
2%
Kalshi
Will any part of Cuba be the 51st U.S. state before Jan 20, 2029?
5%
Kalshi
Will Any part of Greenland be the 51st U.S. state before Jan 20, 2029?
2%
Kalshi
Will any part of Venezuela be the 51st U.S. state before Jan 20, 2029?
2%
Informational only — not financial advice. Odds are mirrored from each platform and may lag the live order book.