Polymarket vs. Kalshi
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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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Who will run for the Democratic presidential nomination in 2028?
38%
– 0.5pt
Vol $0 today · $9.8K total
Possibly the same event, on the other platform
Polymarket
Will J.B. Pritzker win the 2028 Democratic presidential nomination?
1%
Polymarket
Will MrBeast win the 2028 Democratic presidential nomination?
0%
Polymarket
Will Raphael Warnock win the 2028 Democratic presidential nomination?
2%
Polymarket
Will Jon Ossoff win the 2028 Democratic presidential nomination?
14%
Polymarket
Will James Talarico win the 2028 Democratic presidential nomination?
3%
Polymarket
Will George Clooney win the 2028 Democratic presidential nomination?
0%
Informational only — not financial advice. Odds are mirrored from each platform and may lag the live order book.