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 Pete Hegseth win the 2028 US Presidential Election?
0%
– 0.0pt
Vol $63 today · $10.4M total
Possibly the same event, on the other platform
Kalshi
Will Kamala Harris be first this list to declare for 2028 United States preside…
3%
Kalshi
Will Pete Buttigieg be the Democratic Presidential nominee in 2028?
5%
Kalshi
Will Mark Cuban announce a run for President of the United States in 2028?
8%
Kalshi
Will Republican win the Presidency in 2028?
41%
Kalshi
Will Democratic win the Presidency in 2028?
59%
Kalshi
Will Kamala Harris be first this list to declare for 2028 United States preside…
9%
Informational only — not financial advice. Odds are mirrored from each platform and may lag the live order book.