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.
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Will the highest temperature in New York City be between 60-61°F on October 21?
28%
– 0.0pt
Vol $0 today · $0 total
Possibly the same event, on the other platform
Kalshi
Will New York City experience population change between -0.99% and 0% during 20…
31%
Kalshi
Who will win the next New York City mayoral election?
84%
Kalshi
Who will win the next New York City mayoral election?
11%
Kalshi
Who will win the next New York City mayoral election?
5%
Kalshi
Who will win the next New York City mayoral election?
2%
Kalshi
Who will win the next New York City mayoral election?
2%
Informational only — not financial advice. Odds are mirrored from each platform and may lag the live order book.