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 Barcelona win the 2026-27 UEFA Champions League Championship?
24%
Polymarket
Will Liverpool win the 2026-27 UEFA Champions League Championship?
5%
Polymarket
Will Arsenal win the 2026-27 UEFA Champions League Championship?
14%
Polymarket
Will Como win the 2026-27 UEFA Champions League Championship?
1%
Change ×
Will Ludvig Aberg win a golf major championship after June 22, 2026 and before 2030?
48%
– 0.0pt
Vol $7 today · $35 total
Informational only — not financial advice. Odds are mirrored from each platform and may lag the live order book.