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.
Possibly the same event, on the other platform
Polymarket
Will the Democrats win the Michigan Senate race in 2026?
81%
Polymarket
Will the Democrats win the Texas Senate race in 2026?
72%
Polymarket
Will the Democrats win the Ohio Senate race in 2026?
74%
Polymarket
Will the Democrats win the Kansas Senate race in 2026?
52%
Polymarket
Will J.B. Pritzker win the 2028 Democratic presidential nomination?
1%
Polymarket
Will MrBeast win the 2028 Democratic presidential nomination?
0%
Change ×
Will the Democratic Party win the 2028 Vermont Senate Essex election?
50%
– 0.0pt
Vol $0 today · $0 total
Informational only — not financial advice. Odds are mirrored from each platform and may lag the live order book.