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.
Possibly the same event, on the other platform
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Will Mike Evans announce his retirement before the 2027-28 NFL season?
50%
▲ +7.0pt
Vol $413 today · $1.2K total
Informational only — not financial advice. Odds are mirrored from each platform and may lag the live order book.