Polymarket vs. Kalshi
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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 Donald Trump be the next leader out before 2027?
1%
– 0.1pt
Vol $1.4K today · $55K total
Possibly the same event, on the other platform
Kalshi
Will Donald Trump announce a run for President of the United States before Jan …
6%
Kalshi
Dabo Swinney out before Jan 1, 2027
25%
Kalshi
Kyle Whittingham out before Jan 1, 2027
27%
Kalshi
Will Thomas Tuchel be out before Jan 1, 2027?
3%
Kalshi
Will Trump impose martial law before Jan 1, 2027?
28%
Kalshi
Will Donald J. Trump be the nominee for the Presidency for the Republican party?
2%
Informational only — not financial advice. Odds are mirrored from each platform and may lag the live order book.