Dallas Mavericks vs Houston Rockets: crowd vs house

NBA · Wed Oct 21, 8:40 PM ET · House take 4.4%

Crowd vs House split

House take (median book margin): 4.4%. That is the vig you pay by betting at the house. Split = crowd price minus the house's no-vig fair price.

SideCROWDHOUSE fairSplit
Dallas Mavericks24.5%
Kalshi mid
24.9%
no-vig median
-0.4 pts
Houston Rockets76.5%
Polymarket + Kalshi mid
75.1%
no-vig median
+1.4 pts

Who's cheaper: Dallas Mavericks to win

House no-vig fair: 24.9%. Cheapest after vig & fees: CROWDKalshi by 0.0¢ per $1 payout vs HOUSEDraftKings.

VenueQuotedAll-in cost / $1Notes
CROWDPolymarket open24.0¢ + 0.91¢ fee24.9¢
+301
spread 1¢, $8 at ask, thin/wide market, excluded
CROWDKalshi open24¢ + 1.28¢ fee (via NO)25.3¢
+296
spread 1¢
HOUSEDraftKings+295 (3.95)25.3¢
+295

Who's cheaper: Houston Rockets to win

House no-vig fair: 75.1%. Cheapest after vig & fees: HOUSEFanDuel by 0.4¢ per $1 payout vs CROWDKalshi.

VenueQuotedAll-in cost / $1Notes
HOUSEFanDuel-333 (1.30)76.9¢
-333
CROWDKalshi open76¢ + 1.28¢ fee (via NO)77.3¢
-340
spread 1¢
CROWDPolymarket open77.0¢ + 0.89¢ fee77.9¢
-352
spread 1¢, $1,998 at ask

House moneylines

BookMavericksRocketsHouse take
HOUSEBetMGM+290-3704.4%
HOUSEBetRivers+275-3705.4%
HOUSECaesars+278-3574.6%
HOUSEDraftKings+295-3704.1%
HOUSEFanDuel+270-3334.0%
HOUSEFanatics+290-3704.4%

All-in cost = what you pay for a contract/bet that returns $1 if it wins, after Kalshi or Polymarket taker fees (the vig is already inside sportsbook prices). Lower is better. How we calculate this.

Last updated: Oct 20, 2026 1:20 AM ET. Prices move constantly; always check the live price at the venue.