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 oil be at least $80 on November 2 and the Republicans win the Senate?
33%
▲ +1.0pt
Vol $61K today · $90.1K total
Possibly the same event, on the other platform
Kalshi
Will Republicans win the Senate race in Georgia?
34%
Kalshi
Will the Republican party win the House, the Republican party win the Senate, a…
12%
Kalshi
Will Republicans win the Senate race in Ohio?
54%
Kalshi
Will Republicans win the Senate race in Florida?
83%
Kalshi
Will Republicans win the Senate race in Idaho?
89%
Kalshi
Will Republicans win the Senate race in Arizona?
25%
Informational only — not financial advice. Odds are mirrored from each platform and may lag the live order book.