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.
Possibly the same event, on the other platform
Kalshi
Will Reform win the next U.K. election?
35%
Kalshi
Who will win the next presidential election?
2%
Kalshi
Who will win the next presidential election?
2%
Kalshi
Who will win the next presidential election?
12%
Kalshi
Who will win the next presidential election?
9%
Kalshi
Who will win the next presidential election?
0%
Change ×
Will Chiang Wan-an win the next Taipei Mayor election?
59%
▼ 5.0pt
Vol $85.7K today · $563.8K total
Informational only — not financial advice. Odds are mirrored from each platform and may lag the live order book.