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 the Republican party win the Presidency in 2032?
51%
– 0.0pt
Vol $137 today · $307 total
Possibly the same event, on the other platform
Polymarket
Will J.D. Vance win the 2028 Republican presidential nomination?
38%
Polymarket
Will Josh Hawley win the 2028 Republican presidential nomination?
0%
Polymarket
Will Marco Rubio win the 2028 Republican presidential nomination?
18%
Polymarket
Will Kristi Noem win the 2028 Republican presidential nomination?
0%
Polymarket
Will Byron Donalds win the 2028 Republican presidential nomination?
0%
Polymarket
Will Steve Bannon win the 2028 Republican presidential nomination?
0%
Informational only — not financial advice. Odds are mirrored from each platform and may lag the live order book.