Polymarket vs Kalshi — which is better?

Depends on your location. Kalshi is CFTC-regulated, US-only with full KYC. Polymarket is global, on-chain, no KYC up to $1,500. Polymarket has ~10x higher liquidity but higher regulatory risk.

Which platform has the deepest liquidity?

Polymarket — by a wide margin. Top markets reach $50-500M volume, Kalshi ~$200M cumulative, Betfair similar. Deeper liquidity means your trade moves the quote less.

What about Smarkets as an alternative?

Smarkets is a UK betting exchange with a lower default commission (2%) than Betfair. Liquidity on political markets is below Polymarket, comparable to Kalshi. Geo-blocked in many jurisdictions.

Which platform is accessible globally?

Polymarket is geo-blocked in the US/UK/EU. Kalshi is US-only. Betfair and Smarkets are UK-restricted. Polymarket Alternative has a different geo footprint and routes to Polymarket's order book at 0% fees.

Are all these platforms regulated?

No. Kalshi is CFTC-regulated (US). Betfair and Smarkets are UK Gambling Commission licensed. Polymarket operates without explicit regulation — a different risk profile than a regulated sportsbook.

Washington vs. USC — Odds Across Venues | Polymarket Alternative 2026

Name: Washington vs. USC
Start: 2026-09-21T20:43:31.000Z
End: 2026-10-03T23:30:00.000Z

Platform comparison

Platform	YES odds	NO odds	Fee	KYC	Settlement
Polymarket (via Polymarket Alternative) Pick polygram.ink (preferred broker)	100%	0%	0% (USDC on-chain)	No-KYC up to $1,500	USDC, auto via UMA oracle	Open the market →
Polymarket (direct) polymarket.com	100%	0%	0%	Geo-blocked in US/UK/EU	USDC, on-chain	Open the market →
Kalshi kalshi.com	—	—	Up to 7% per trade	US-only, KYC required	USD	Open the market →
Betfair Exchange betfair.com	—	—	2-5% commission	Full KYC from first trade	GBP / EUR	Open the market →
Manifold Markets manifold.markets	—	—	Play-money (mana)	None — play-money	Mana (no cash-out)	Open the market →

Outcome probabilities

Current market-implied probability for each outcome, from the live order book.

Outcome	Probability
1Q O/U 7.5	100%
Both Teams to Score Points - Q1	100%
1Q Moneyline	100%
O/U 39.5	90%
O/U 35.5	79%
O/U 37.5	77%
O/U 45.5	77%
USC O/U 23.5	76%
O/U 41.5	73%
O/U 43.5	72%
Spread -1.5	65%
Spread -2.5	63%
O/U 47.5	63%
Washington O/U 20.5	61%
O/U 51.5	59%
1H O/U 27.5	59%
O/U 49.5	57%
O/U 53.5	54%
Spread -3.5	52%
Spread -8.5	51%
2Q O/U 7.5	51%
4Q O/U 10.5	51%
4Q O/U 13.5	51%
4Q O/U 19.5	51%
Washington vs. USC: Total Touchdowns O/U 7.5	51%
USC 40+ Yard Field Goals Made: O/U 0.5	51%
USC Total First Downs: O/U 23.5	51%
3Q Spread -2.5	51%
Spread -20.5	50%
Spread -17.5	50%
Spread -16.5	50%
Spread -8.5	50%
Spread -0.5	50%
Spread -0.5	50%
Spread -4.5	50%
1H O/U 21.5	50%
1H O/U 24.5	50%
1H O/U 33.5	50%
2H O/U 21.5	50%
2H O/U 24.5	50%
2H O/U 27.5	50%
2H O/U 30.5	50%
2H O/U 33.5	50%
2Q O/U 10.5	50%
2Q O/U 13.5	50%
2Q O/U 16.5	50%
2Q O/U 19.5	50%
3Q O/U 7.5	50%
3Q O/U 10.5	50%
3Q O/U 13.5	50%
3Q O/U 16.5	50%
3Q O/U 19.5	50%
4Q O/U 7.5	50%
4Q O/U 16.5	50%
Washington O/U 23.5	50%
Washington O/U 26.5	50%
Washington O/U 29.5	50%
Washington O/U 32.5	50%
USC O/U 26.5	50%
USC O/U 29.5	50%
USC O/U 32.5	50%
USC O/U 35.5	50%
Washington 1H O/U 11.5	50%
Washington 1H O/U 13.5	50%
Washington 1H O/U 15.5	50%
USC 1H O/U 12.5	50%
USC 1H O/U 14.5	50%
USC 1H O/U 16.5	50%
Washington 2H O/U 11.5	50%
Washington 2H O/U 13.5	50%
Washington 2H O/U 15.5	50%
USC 2H O/U 12.5	50%
USC 2H O/U 14.5	50%
USC 2H O/U 16.5	50%
Both Teams to Score a Touchdown - 1H	50%
Both Teams to Score a Touchdown	50%
Both Teams to Score a Touchdown - Q1	50%
Both Teams to Score a Touchdown - Q2	50%
Both Teams to Score a Touchdown - 2H	50%
Both Teams to Score a Touchdown - Q4	50%
Both Teams to Score a Touchdown - Q3	50%
Both Teams to Score Points - Q2	50%
Both Teams to Score Points - Q4	50%
Both Teams to Score Points - Q3	50%
Pick-Six Scored	50%
Washington vs. USC: Total Touchdowns O/U 5.5	50%
Kickoff or Punt Return Touchdown	50%
Game Goes to Overtime	50%
Washington vs. USC: Total Touchdowns O/U 6.5	50%
Washington Total Passing Touchdowns: O/U 0.5	50%
Washington Total Passing Touchdowns: O/U 1.5	50%
Washington Total Passing Touchdowns: O/U 2.5	50%
USC Total Passing Touchdowns: O/U 1.5	50%
USC Total Passing Touchdowns: O/U 0.5	50%
Washington Total Passing Yards: O/U 225.5	50%
Washington Total Passing Yards: O/U 200.5	50%
USC Total Passing Touchdowns: O/U 2.5	50%
Washington Total Passing Yards: O/U 250.5	50%
USC Total Passing Yards: O/U 200.5	50%
USC Total Passing Yards: O/U 225.5	50%
USC Total Passing Yards: O/U 250.5	50%
Washington Total Rushing Yards: O/U 125.5	50%
Washington Total Rushing Yards: O/U 175.5	50%
Washington Total Rushing Yards: O/U 150.5	50%
USC Total Rushing Yards: O/U 125.5	50%
USC Total Rushing Yards: O/U 150.5	50%
USC Total Rushing Yards: O/U 175.5	50%
Washington Total Scrimmage Yards: O/U 350.5	50%
Washington Total Scrimmage Yards: O/U 375.5	50%
Washington Total Scrimmage Yards: O/U 400.5	50%
USC Total Scrimmage Yards: O/U 350.5	50%
USC Total Scrimmage Yards: O/U 375.5	50%
USC Total Scrimmage Yards: O/U 400.5	50%
Washington 40+ Yard Field Goals Made: O/U 0.5	50%
USC 40+ Yard Field Goals Made: O/U 1.5	50%
Washington 40+ Yard Field Goals Made: O/U 1.5	50%
Washington Field Goals Made: O/U 0.5	50%
Washington Field Goals Made: O/U 1.5	50%
Washington Field Goals Made: O/U 2.5	50%
USC Field Goals Made: O/U 0.5	50%
USC Field Goals Made: O/U 1.5	50%
Washington Total Receptions: O/U 19.5	50%
Washington Total Receptions: O/U 14.5	50%
USC Field Goals Made: O/U 2.5	50%
USC Total Receptions: O/U 14.5	50%
Washington Total Receptions: O/U 24.5	50%
USC Total Receptions: O/U 19.5	50%
USC Total Receptions: O/U 24.5	50%
Washington Total First Downs: O/U 19.5	50%
Washington Total First Downs: O/U 21.5	50%
USC Total First Downs: O/U 19.5	50%
USC Total First Downs: O/U 21.5	50%
Washington vs. USC: Total 4th Down Conversions O/U 0.5	50%
Washington Total First Downs: O/U 23.5	50%
Washington vs. USC: Total Successful Two-Point Conversions O/U 0.5	50%
Washington vs. USC: Total Defensive/Special Teams Touchdowns O/U 0.5	50%
1H Spread -4.5	50%
1H Spread -5.5	50%
2H Spread -0.5	50%
2H Spread -2.5	50%
2H Spread -3.5	50%
2H Spread -4.5	50%
2H Spread -5.5	50%
2H Spread -7.5	50%
2Q Spread -0.5	50%
2Q Spread -2.5	50%
2Q Spread -3.5	50%
2Q Spread -4.5	50%
2Q Spread -5.5	50%
2Q Spread -7.5	50%
3Q Spread -1.5	50%
3Q Spread -0.5	50%
3Q Spread -1.5	50%
3Q Spread -3.5	50%
3Q Spread -5.5	50%
4Q Spread -1.5	50%
4Q Spread -0.5	50%
4Q Spread -1.5	50%
4Q Spread -2.5	50%
4Q Spread -3.5	50%
4Q Spread -5.5	50%
2H Moneyline	50%
USC O/U 4.5	50%
Washington O/U 3.5	50%
1H Moneyline	50%
2Q Moneyline	50%
3Q Moneyline	50%
4Q Moneyline	50%
Washington O/U 2.5	50%
Spread -5.5	47%
O/U 55.5	45%
Spread -6.5	43%
O/U 59.5	43%
O/U 57.5	42%
Spread -7.5	36%
1H O/U 30.5	36%
Washington vs. USC	34%
O/U 61.5	34%
O/U 65.5	34%
Spread -9.5	31%
Spread -1.5	30%
1H Spread -2.5	30%
O/U 67.5	29%
O/U 71.5	29%
Spread -2.5	27%
O/U 73.5	27%
Spread -10.5	26%
1H Spread -6.5	25%
Spread -3.5	22%
O/U 63.5	22%
Spread -13.5	21%
Spread -4.5	19%
1H Spread -7.5	19%
Spread -5.5	17%
Spread -14.5	17%
1H Spread -9.5	17%
Spread -6.5	16%
Spread -16.5	16%
Spread -7.5	13%
Spread -17.5	13%
O/U 69.5	12%
Spread -20.5	11%
Spread -10.5	10%
Spread -13.5	8%
Spread -14.5	6%
O/U 75.5	6%
1Q O/U 10.5	0%
1Q O/U 13.5	0%
1Q O/U 16.5	0%
1Q O/U 19.5	0%
1Q Spread -0.5	0%
1Q Spread -2.5	0%
1Q Spread -3.5	0%
1Q Spread -4.5	0%
1Q Spread -5.5	0%
1Q Spread -7.5	0%

Market context

Washington vs. USC — current market-implied probability: 100%. In the upcoming college football game between Washington and USC, scheduled for October 3 at 7:30PM ET: This market will resolve to "Washington" if Washington win the game. This market will resolve to…

Live Data & Statistics

The Polymarket order book prices 1Q O/U 7.5 at 100% for "Washington vs. USC".

1Q O/U 7.5 100% Other 0%

Live stats load when the match begins. Current market odds are shown above. Trading volume: $1.2M.

Methodology

This page compares Washington vs. USC specifically across Polymarket, Kalshi, Betfair Exchange and Smarkets. The live probability is the Polymarket mid; the comparison columns summarise each venue's fee structure, KYC, settlement currency and payment rails. Every CTA routes to Polymarket Alternative, which mirrors the Polymarket order book at 0% fees.

Resolution & payout

Polymarket settles via UMA Optimistic Oracle on Polygon. A proposer posts the outcome with a bond, the two-hour window runs, then the smart contract pays USDC.

Kalshi settles USD through the CFTC-regulated clearinghouse — the cleanest variant, with heavier KYC. Betfair Exchange settles in account currency (GBP/EUR), net of 2-5% commission. Smarkets follows the same model as Betfair with a lower default 2% commission.

FAQ

Polymarket vs Kalshi — which is better?: Depends on your location. Kalshi is CFTC-regulated, US-only with full KYC. Polymarket is global, on-chain, no KYC up to $1,500. Polymarket has ~10x higher liquidity but higher regulatory risk.
Which platform has the deepest liquidity?: Polymarket — by a wide margin. Top markets reach $50-500M volume, Kalshi ~$200M cumulative, Betfair similar. Deeper liquidity means your trade moves the quote less.
What about Smarkets as an alternative?: Smarkets is a UK betting exchange with a lower default commission (2%) than Betfair. Liquidity on political markets is below Polymarket, comparable to Kalshi. Geo-blocked in many jurisdictions.
Which platform is accessible globally?: Polymarket is geo-blocked in the US/UK/EU. Kalshi is US-only. Betfair and Smarkets are UK-restricted. Polymarket Alternative has a different geo footprint and routes to Polymarket's order book at 0% fees.
Are all these platforms regulated?: No. Kalshi is CFTC-regulated (US). Betfair and Smarkets are UK Gambling Commission licensed. Polymarket operates without explicit regulation — a different risk profile than a regulated sportsbook.

Alex ChenPrediction Market Analystand

Jordan LeeSports Prediction Reporter

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Washington vs. USC

Platform comparison

Outcome probabilities

Market context

Live Data & Statistics

Methodology

Resolution & payout

FAQ

Trade Washington vs. USC on Polymarket Alternative

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