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 the Democratic Party win the 2028 Washington Senate District 12 election?
39%
Kalshi
Will the Democratic Party win the 2028 Wisconsin Senate District 12 election?
4%
Kalshi
Will the Democratic Party win the 2028 Utah Senate District 2 election?
4%
Kalshi
Will the Democratic Party win the 2028 Utah Senate District 3 election?
12%
Kalshi
Will the Democratic Party win the 2028 Utah Senate District 4 election?
4%
Kalshi
Will the Democratic Party win the 2028 Utah Senate District 8 election?
77%
Change ×
Will the Democratic Party candidate win the 2026 Texas Senate election by 9%-12%?
6%
▲ +2.2pt
Vol $7.1K today · $13.8K total
Informational only — not financial advice. Odds are mirrored from each platform and may lag the live order book.