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Detroit vs Buffalo: Total Points — Over 52.5 points scored

Post ☰ See all 3 outcomes in Detroit vs Buffalo: Total Points →
KalshiPolymarket Closes Sep 18, 2026
MarketMaster fair value43¢ vs live 42¢ on Polymarket
1.5% against the midpoint, 0.5% against the 43¢ ask you would actually pay, -0.7% after the 1.23¢ taker fee.
No edge after fees
Trade on Polymarket ↗
LIVE PRICES — YES
KalshiBEST YES PRICETrade ↗
56¢ last
BidAsk
YES55¢56¢
NO44¢45¢
$55,353 volume
PolymarketTrade ↗
58¢ last
BidAsk
YES57¢58¢
NO42¢43¢
$1,643 volume
Cross-venue spread 2.0¢
CROSS-VENUE ARBITRAGE

Buy YES on Kalshi and NO on Polymarket — total cost 99¢ per $1 payout, locking +1.0¢ per contract before fees.

30-DAY PRICE HISTORY
HOW THIS RESOLVES

Kalshi — primary rule

If Detroit and Buffalo collectively score more than 52.5 points in the Detroit vs Buffalo Pro Football game originally scheduled for Sep 17, 2026, then the market resolves to Yes.

Polymarket — resolution criteria

In the upcoming NFL game, scheduled for September 17 at 8:15 PM ET: This market will resolve to "Over" if the Lions and Bills combine to score 53 or more points in this game. If the combined total is less than 53, this market will resolve to "Under". If the game is postponed, this market will remain open until the game has been completed. If the game is canceled entirely, with no make-up game, this market will resolve 50-50.

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STATS
Cross-venue spread2.0¢
Kalshi last56¢
Polymarket last58¢
Model fair value43¢
Model confidence35%
Venues2
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The same question at a different strike, deadline or outcome — related, not the same contract. Prices are the latest YES.