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 Missão win the 2030 Brazilian presidential election?
2%
Kalshi
Will Renan Santos win the 2030 Brazilian presidential election?
7%
Kalshi
Will the Republican Party win the 2028 Utah Senate District 2 election?
97%
Kalshi
Will the Democratic Party win the 2028 Utah Senate District 2 election?
4%
Kalshi
Will the Republican Party win the 2028 Utah Senate District 3 election?
87%
Kalshi
Will the Democratic Party win the 2028 Utah Senate District 3 election?
12%
Change ×
Will Ro Khanna win the 2028 US Presidential Election?
1%
– 0.0pt
Vol $22.4K today · $11M total
Informational only — not financial advice. Odds are mirrored from each platform and may lag the live order book.