Polymarket vs. Kalshi
Compare markets
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
Polymarket
Will Pete Buttigieg win the 2028 US Presidential Election?
3%
Polymarket
Will Pete Hegseth win the 2028 US Presidential Election?
0%
Polymarket
Will Elon Musk win the 2028 US Presidential Election?
0%
Polymarket
Will Ivanka Trump win the 2028 US Presidential Election?
1%
Polymarket
Will Gavin Newsom win the 2028 US Presidential Election?
10%
Polymarket
Will Thomas Massie win the 2028 US Presidential Election?
1%
Change ×
Will Pete Buttigieg be first this list to declare for 2028 United States presidential election before Nov 7, 2028?
32%
– 0.5pt
Vol $0 today · $15K total
Informational only — not financial advice. Odds are mirrored from each platform and may lag the live order book.