Blackjack Casino Advantage Calculator

Want to know the Blackjack odds? Click on the option boxes below to set the rules the way that you wish. Then click on the CALCULATE button. The percentage player advantage using basic strategy will be shown for 1, 2, 3, 4, 6 and 8 decks in the table at the bottom of the page.

Double Down after Split

Double Down soft hand

Double Down on 10, 11 (True for nearly all casinos)

Double Down on 9

Double Down any number of cards

Dealer hits soft 17

No Hole card (Dealer BJ wins all)

Resplit

Resplit Aces

No Ace Splits

Six cards unbusted wins (Six card Charlie)

Blackjack pays 2:1