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.
Change ×
Will François Hollande win the 2027 French presidential election?
2%
– 0.1pt
Vol $5K today · $2.5M total
Possibly the same event, on the other platform
Kalshi
Will Édouard Philippe qualify for the runoff in the 2027 French presidential el…
25%
Kalshi
Will Marine Le Pen qualify for the runoff in the 2027 French presidential elect…
88%
Kalshi
Who will win the next presidential election?
0%
Kalshi
Who will win the next presidential election?
3%
Kalshi
Who will win the next presidential election?
0%
Kalshi
Who will win the next presidential election?
10%
Informational only — not financial advice. Odds are mirrored from each platform and may lag the live order book.