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 PSB win the 2030 Brazilian presidential election?
8%
▼ 42.5pt
Vol $185 today · $185 total
Possibly the same event, on the other platform
Polymarket
Will Elon Musk win the 2028 US Presidential Election?
0%
Polymarket
Will David Lisnard win the 2027 French presidential election?
17%
Polymarket
Will Jordan Bardella win the 2027 French presidential election?
1%
Polymarket
Will Christine Lagarde win the 2027 French presidential election?
0%
Polymarket
Will Iliana Iotova win the next Bulgarian presidential election?
72%
Polymarket
Will Аndrey Gyurov win the next Bulgarian presidential election?
28%
Informational only — not financial advice. Odds are mirrored from each platform and may lag the live order book.