When you at home Blackjack spielen verwenden Sie wahrscheinlich ein einziges Kartendeck mit 52 amerikanischen Spielkarten. Im Casino werden meist mehrere Decks verwendet.
Last checked and updated: February 2026 by Sara Devegano
How many decks are used in the casino?
If you play in a casino, you may wonder how many decks of cards are used in blackjack.
The answer is: it depends. The good news is that at every table in the casino you will be openly informed about the number of decks.
The fewer decks there are, the better your Odds.
Well, sort of. However, it's easier to keep track of the tens and face cards that were in play when there are fewer decks in play, and it's good to use that knowledge to your advantage.
Where do we play blackjack online?
My best Online casino experiences I have in the Playamo Casino made. In my opinion, there are the BEST SELECTION at tables with live dealers, where we train for the real casino. In contrast to many other online casinos, winnings are also paid out really quickly and reliably here. That's why I can definitely recommend Playamo!
The Playamo Casino offers numerous live blackjack tables and a fast Payout of our profits.
I would have money anywhere else win but so far I have always had good experiences with the Playamo Casino made.
Just like at home, you can find a table where only one deck of cards is used, but in a Live casino it is much more common for six to eight Cards are in play. The Same gilt für Online-Plattformen wie TwinSpires Casino.
For most of us, this makes little difference. We still get two cards, see what the dealer's face up card is, and then can play our hand in the usual way. There's nothing strategically you should do differently, except perhaps try to keep track of the number of tens and face cards that have been in play.
Why casinos change the number of decks in blackjack
There are two good reasons why casinos prefer to play six to eight decks of cards at a time. Blackjack table to be used.
First of all, in a game with only one deck, the dealer has to reshuffle the cards after each round, and that takes time. And as you surely know, this is the time when the casino is not making money. A casino that doesn't make money is not a good business (at least not for the casino owner). However, if there are six to eight decks in play, you can play many blackjack hands before the dealer has to shuffle the decks again.
The second reason why the number of decks of cards is so important in blackjack is that the House advantage is always slightly better in games with more decks of cards. One reason for this is that it is much more difficult for the players at the table to keep track of the cards they have seen. For you and me, card counting is not illegal, but it is frowned upon by casinos.
When playing with multiple decks, you will notice that the dealer cuts off the cards with a blank colored card before putting them all in the shoe. Therefore, not all cards are used in the game, because as soon as the dealer gets to the cut card, the decks are reshuffled. So not only do you have to keep track of more cards between shuffles, but you also don't know how many tens or face cards are in play.
Decks in blackjack: One, four, eight or more?
That depends. One and four decks are not exactly the standard variants. And even if they are - the cards may be shuffled often, but that's not necessarily a disadvantage for you either. However, most casinos consider eight cards to be a good guideline. This gives them a fair house edge and offers players a chance to win anyway. This, and the fact that blackjack has one of the highest Payments ensure a perfect gaming experience.
In the case of eight decks, a lot of cards come into play at these tables. If you want to improve your chances, you need to keep track of 516 cards. While it's true that counting cards and being very good at it will most likely result in the casino escorting you out of the room, it's not forbidden and it's perfectly fine to do your best. In fact, every croupier knows that you are trying.
More decks means a slightly better house edge for the casino. Of course, casinos use up cards in blackjack, and dealers can reshuffle the cards if they feel you are catching up too quickly with the number of cards in the deck. Overall, however, blackjack is considered a fair game and there is nothing to upset you as a player. However, if you want to minimize the process, it is better to focus on fewer decks. At least when it comes to land-based blackjack.
Does this mean that a single deck blackjack is always the best? That depends entirely. Casinos are also smart and know that you may only be sitting on the sidelines and the count cards. Deshalb lassen manche Casinos Sie erst dann mitspielen, wenn die Karten durchgespielt sind oder wenn die Karten neu gemischt werden. Auch die Einsatzbereiche können an solchen Tischen begrenzt sein. Auch hier gibt es nichts, was von Natur aus unfair wäre, und Blackjack bleibt eines der besten und ausgewogensten Spiele. In Las Vegas the house edge is 0.5 % to 0.8 %.
Online Blackjack: Does the number of decks matter?
One fact you may not have known is that the number of decks in the onlineGambling is not really important. Why is that? Because online casinos have a so-called Random number generator (RNG), which reshuffles the cards after each issue. What happens here is slightly different and not exactly a shuffle, but it still counts as such and has exactly the same effect.
The game simply draws cards at random from the number of decks you have selected to play, and sets them back after each betting round. You can't use your knowledge of counting cards online in a meaningful way and therefore shouldn't worry about the number of decks. Instead, focus on the betting limits and any additional features that are important to you, and that's it. But here's the big secret: as long as you're not counting cards, shuffling the deck is always in your favor - whether you're playing in a land-based casino or online.
Play blackjackto have fun
Regardless of which blackjack variant you choose and no matter how many decks of cards are used, you should always keep in mind that blackjack is all about one thing: having fun. No matter which option you ultimately choose, you should focus on the things that are important to you - which are in the Rule the amount of bets and all side bets you can place at the same time.
