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 Elon Musk post 115-139 tweets from October 19 to October 21, 2026?
1%
▼ 24.5pt
Vol $14.3K today · $20.2K total
Informational only — not financial advice. Odds are mirrored from each platform and may lag the live order book.