Kalshi vs Polymarket US
Side-by-side comparison of fees, regulation, markets and offers — updated for 2026.
Kalshi vs Polymarket US: who wins for US traders in 2026?
Winner: Polymarket US (95/100). Polymarket US beats Kalshi primarily because polymarket us relaunched for american traders in 2025 after acquiring qcex, a cftc-licensed designated contract market and derivatives clearing organization.
Reviewed by PredictionRanks Editorial Team.
Frequently Asked Questions
Is Kalshi or Polymarket US better for US traders in 2026?
Polymarket US edges out Kalshi with an editorial score of 95/100 vs 94/100. Polymarket US relaunched for American traders in 2025 after acquiring QCEX, a CFTC-licensed Designated Contract Market and Derivatives Clearing Organization.
What are the fees on Kalshi vs Polymarket US?
Kalshi charges 0–2% per contract. Polymarket US charges Low — tight spreads on high-volume markets.
Which is more regulated, Kalshi or Polymarket US?
Kalshi operates under CFTC (Designated Contract Market). Polymarket US operates under CFTC DCM/DCO (via QCEX).
What's the minimum deposit on Kalshi compared to Polymarket US?
Kalshi: $1. Polymarket US: USDC, varies.