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Seahawks vs. Chiefs

Polymarket vs Kalshi vs Betfair vs Smarkets for "Seahawks vs. Chiefs" — live odds, fees and KYC side-by-side.

1Q O/U 1.5 99% 1Q O/U 4.5 99% O/U 18.5 92% O/U 24.5 77% Volume: $125K Liquidity: $390K Closes: 29 Aug 2026
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Seahawks vs. Chiefs

Platform comparison

PlatformYES oddsNO oddsFeeKYCSettlement
Polymarket (via Polymarket Alternative) Pick
polygram.ink (preferred broker)
 99% 1% 0% (USDC on-chain) No-KYC up to $1,500 USDC, auto via UMA oracle Open the market →
Polymarket (direct)
polymarket.com
 99% 1% 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.

OutcomeProbability
1Q O/U 1.599%
1Q O/U 4.599%
O/U 18.592%
O/U 24.577%
O/U 22.562%
O/U 30.555%
O/U 16.554%
O/U 20.554%
O/U 28.552%
Spread -1.551%
Seahawks O/U 18.550%
Chiefs O/U 18.550%
Seahawks O/U 19.550%
Chiefs O/U 17.550%
Spread -0.550%
O/U 32.550%
O/U 40.550%
O/U 44.550%
O/U 46.550%
O/U 50.550%
O/U 52.550%
O/U 56.550%
Seahawks O/U 13.550%
Seahawks O/U 16.550%
Seahawks O/U 22.550%
Seahawks O/U 25.550%
Chiefs O/U 12.550%
Chiefs O/U 15.550%
Chiefs O/U 21.550%
Chiefs O/U 24.550%
Exact Margin: Seahawks by 25+50%
Exact Margin: Seahawks by 19-2450%
Exact Margin: Seahawks by 13-1850%
Exact Margin: Seahawks by 7-1250%
Exact Margin: Seahawks by 1-650%
Exact Margin: Tie50%
Exact Margin: Chiefs by 1-650%
Exact Margin: Chiefs by 7-1350%
Exact Margin: Chiefs by 14-2050%
Exact Margin: Chiefs by 21+50%
Seahawks Total Offensive Yards: O/U 350.550%
Chiefs Total Offensive Yards: O/U 350.550%
Seahawks vs. Chiefs: Total Defensive/Special Teams TDs O/U 0.550%
Seahawks vs. Chiefs: Total Two-Point Conversions O/U 0.550%
2H Moneyline50%
1H Spread -0.550%
1H Moneyline50%
1Q Moneyline50%
Chiefs 1H O/U 6.550%
Chiefs 1H O/U 8.550%
Chiefs 1H O/U 10.550%
Seahawks 1H O/U 6.550%
Seahawks 1H O/U 8.550%
Seahawks 1H O/U 10.550%
1Q Spread -0.550%
1Q Spread -1.550%
1Q Spread -2.550%
1Q O/U 7.550%
1Q O/U 10.550%
1Q O/U 13.550%
1Q Spread -3.550%
1Q Spread -4.550%
1H O/U 18.550%
1Q Spread -0.550%
1Q Spread -1.550%
1Q Spread -2.550%
2H Spread -0.550%
2H Spread -1.550%
2H Spread -2.550%
2H Spread -3.550%
2H O/U 10.550%
2H O/U 13.550%
2H O/U 16.550%
2H O/U 19.550%
2H O/U 22.550%
O/U 26.549%
Spread -1.545%
Seahawks vs. Chiefs44%
O/U 34.537%
Spread -2.534%
Spread -3.533%
O/U 33.533%
Spread -4.532%
O/U 35.531%
1H O/U 17.529%
O/U 36.526%
O/U 38.521%
O/U 42.517%
O/U 48.59%
O/U 54.53%

Market context

Seahawks vs. Chiefs — current market-implied probability: 99%. In the upcoming NFL game, scheduled for August 28 at 8:00PM ET: If Seahawks wins, the market will resolve to "Seahawks". If Chiefs wins, the market will resolve to "Chiefs". If the game is postponed, …

Live Data & Statistics

The Polymarket order book prices 1Q O/U 1.5 at 99% for "Seahawks vs. Chiefs".

1Q O/U 1.5 99% Other 1%

Live stats load when the match begins. Current market odds are shown above. Trading volume: $125K.

Methodology

This page compares Seahawks vs. Chiefs 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

Settlement is the biggest difference between the four platforms: Polymarket on-chain in USDC (instant), Kalshi USD via CFTC (T+1), Betfair and Smarkets in local currency via bank withdrawal (T+1 to T+3). On-chain settlement clears in minutes — the fastest payout path of the four.

FAQ

What does Polymarket cost vs Kalshi?
Polymarket: 0% fees, only Polygon network costs (~$0.01/trade). Kalshi: up to 7% per trade plus spread. For high-frequency traders, Polymarket is dramatically cheaper.
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.
Is Betfair a Polymarket alternative?
Only partially. Betfair Exchange is UK-focused with a sports-betting emphasis; they have politics markets but with thinner liquidity than Polymarket. Settlement in GBP/EUR, 2-5% commission on winnings.
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.
Which platform supports Klarna/SOFORT?
Directly: none. Polymarket accepts only USDC on Polygon. Polymarket Alternative offers a fiat on-ramp via Klarna or SOFORT (DE/AT/CH) and converts internally to USDC for the Polymarket order book. T+1 processing.
Alex ChenAlex ChenPrediction Market AnalystandJordan LeeJordan LeeSports Prediction Reporter

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