MLS Cup Winner: Polymarket vs Kalshi

30 outcomes on both venues·updated Sep 1, 09:50 PM UTC

Vancouver Whitecaps FC leads at 21.4¢ on Polymarket against 22.0¢ on Kalshi. The two venues agree closely on this market right now: no outcome differs by 3 points or more.

Open on Polymarket Open on Kalshi

Outcome	Polymarket	Kalshi	Diff
Vancouver Whitecaps FC	21.4¢	22.0¢	-0.6
Inter Miami CF	19.5¢	20.5¢	-1.0
Nashville SC	15.6¢	16.5¢	-0.9
Los Angeles FC	8.0¢	7.5¢	+0.5
Chicago Fire FC	6.2¢	5.5¢	+0.7
Houston Dynamo FC	4.3¢	4.5¢	-0.3
St. Louis City SC	4.0¢	4.0¢	-0.1
FC Cincinnati	4.0¢	3.5¢	+0.5
FC Dallas	3.1¢	3.5¢	-0.3
Charlotte FC	2.8¢	1.5¢	+1.3
Seattle Sounders FC	2.6¢	1.5¢	+1.1
San Jose Earthquakes	1.8¢	2.5¢	-0.7
New York City FC	1.8¢	2.5¢	-0.7
New England Revolution	1.8¢	1.5¢	+0.3
New York Red Bulls	1.6¢	1.5¢	+0.1
Real Salt Lake	1.6¢	1.5¢	+0.1
Orlando City SC	1.5¢	1.0¢	—
San Diego FC	1.2¢	1.5¢	-0.3
Colorado Rapids	1.1¢	1.0¢	—
Columbus Crew	0.9¢	1.0¢	—
Minnesota United FC	0.8¢	1.5¢	-0.8
LA Galaxy	0.4¢	2.0¢	—
Portland Timbers	0.4¢	1.5¢	-1.1
Philadelphia Union	0.4¢	1.5¢	-1.1
Toronto FC	0.4¢	1.0¢	—
D.C. United	0.3¢	1.0¢	—
CF Montréal	0.1¢	1.0¢	—
Atlanta United FC	0.1¢	1.0¢	—
Austin FC	0.1¢	1.0¢	—
Sporting Kansas City	0.1¢	1.0¢	—

Polymarket shows the last traded price; Kalshi shows the bid/ask midpoint. Where the Kalshi book is too wide to compare, the raw bid–ask range is shown instead and no difference is reported. Prices move continuously — confirm on the venue before trading.

Where to trade this

Polymarket review

USDC settlement, taker fees 0.75–1.80%, no interest on balances.

Kalshi review

CFTC-regulated, USD settlement, about 4% APY on idle cash.

Deciding between them? Read the full Polymarket vs Kalshi comparison, or see the best prediction market apps.