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 Puma Shen win the next Taipei Mayor election?
35%
Polymarket
Will Chiang Wan-an win the next Taipei Mayor election?
66%
Polymarket
Will Labour Party win the most seats in the New Zealand House of Representative…
2%
Polymarket
Will David Lisnard win the 2027 French presidential election?
13%
Polymarket
Will Teddy Riner win the 2027 French presidential election?
2%
Polymarket
Will Donald Trump win the 2028 US Presidential Election?
1%
Informational only — not financial advice. Odds are mirrored from each platform and may lag the live order book.