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 Flávio Bolsonaro win Brazil, Gadi Eizenkot become Israeli PM, and Republicans win the US Senate?
0%
▼ 1.6pt
Vol $2.9K today · $20K total
Possibly the same event, on the other platform
Kalshi
Will Flávio Bolsonaro win the 2030 Brazilian presidential election?
10%
Kalshi
Will the Republican party win the House, the Republican party win the Senate, a…
15%
Kalshi
Will Republicans win the Senate race in Arizona?
36%
Kalshi
Will Republicans win the Senate race in Alaska?
63%
Kalshi
Will Republicans win the Senate race in Kansas?
77%
Kalshi
Will Republicans win the Senate race in Iowa?
63%
Informational only — not financial advice. Odds are mirrored from each platform and may lag the live order book.