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
Who will win the 2028 United States vice presidential election?
11%
Kalshi
Will Donald Trump announce a run for President of the United States before Nov …
17%
Kalshi
Will Eric Trump be the nominee for the Presidency for the Republican party?
0%
Kalshi
Will Pete Buttigieg be first this list to declare for 2028 United States presid…
30%
Kalshi
Will Andy Beshear be first this list to declare for 2028 United States presiden…
23%
Kalshi
Will Gavin Newsom be first this list to declare for 2028 United States presiden…
11%
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Will Eric Trump win the 2028 US Presidential Election?
0%
– 0.0pt
Vol $4 today · $18.9M total
Informational only — not financial advice. Odds are mirrored from each platform and may lag the live order book.