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.
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Will the Republicans win the Nevada governor race in 2026?
35%
▼ 1.5pt
Vol $26.8K today · $251.2K total
Possibly the same event, on the other platform
Kalshi
Will Republicans win the Senate race in Georgia?
34%
Kalshi
Will Democratics win the Senate race in Nevada?
59%
Kalshi
Will Republicans win the Senate race in Florida?
83%
Kalshi
Will Republicans win the Senate race in California?
9%
Kalshi
Will Republicans win the Senate race in Ohio?
54%
Kalshi
Will Republicans win the Senate race in Arizona?
24%
Informational only — not financial advice. Odds are mirrored from each platform and may lag the live order book.