House Advantage in Blackjack Most players understand that the casino holds an advantage in blackjack. This advantage is known as the house advantage or house edge, and is usually under 1% in most blackjack games, provided players play using the optimal basic strategy under the rules of the game they’re playing. House edge is a percentage which is worked out for all casino games, both online and at land-based casinos. The game of blackjack has a house edge of 2-3%, if the player isn’t using a strategy. Here are a few things that affect the house edge of a blackjack game. Finding the most player-friendly rules should make the game more enjoyable. 6:5 payout for a natural blackjack: This rule has the largest impact on the house edge of a blackjack game. Playing a 6:5 blackjack will increase the house edge more than any other rule. The Blackjack house edge calculator will help you see your and the casino odds in the specific game you are playing. Select the Rules of the game; 2. Press 'Calculate' button; In the first table you can see your odds according to dealer up card. The house edge in blackjack is around 0.5% if you use basic strategy. Of course, that 0.5% can go up or down based on your skill level. Most players are bad enough at blackjack basic strategy to give up another 1.5% or so to the house, making the house edge for the casino 2%.
Even if you have been playing Blackjack casually, with no more than basic strategy, table limits, and the bankroll as your primary concern, the question of decks and the role that the number of cards plays in Blackjack must have crossed your mind at least once.
Players who employ advanced Blackjack strategies would never even dream of starting a session without first obtaining information about the number of decks inside the shoe. The reason is that this factor directly affects the odds of a player landing a 2-card Blackjack and winning the hand.
Back in the good old days, when Blackjack was played with just one deck, the house only had a small fraction of advantage – or less, if the players were smart enough to implement a strategy to their gameplay. Naturally, if something is going your way, it is only a question of time when things will go downhill, which is precisely what happened with Blackjack. The rules and the number of decks started to change to increase the house edge, and every next deck would reduce the player’s advantage, sharpening the house edge. Nowadays, the most common variants found online are the ones played with 6 and 8 decks.
The effects of increasing the number of decks can be seen in the table below:
Decks | House Edge |
1 | 0.01%-0.00% |
2 | 0.32% |
4 | 0.37% |
6 | 0.52% |
8 | 0.55% |
The More the Merrier – for the Casino, That Is!
![Blackjack Blackjack](https://www.thoughtco.com/thmb/ruqHj0Y_h2JlI3VIUFo1zGY1hRQ=/2121x1414/filters:fill(auto,1)/GettyImages-917034570-5ad2aea3642dca003605302b.jpg)
Compared to a single deck game, 6-deck variant comes with a slimmer chance of getting a natural Blackjack hand – the odds of getting a 2-card Blackjack are 1.5% lower than with a 1-deck variant. The statistics are even worse for landing a 10 card. When compared to a single deck game, the player will have approximately 3.2% lower probability of getting 10s in a 6-deck version.
Another notion that has to be taken into consideration when playing with a higher number of decks is that the cards will be distributed more evenly, which makes the card counting much more difficult. Are slot machines rigged. All the more reason for the casino proprietors to make a fewer decks Blackjack obsolete and banished from the face of the earth.
The Rules and their Effect on the House Edge
The most important rule that can affect the player’s RTP is the Soft 17 rule. If the dealer is allowed to Hit, the house edge will be improved by 0.20%. Surrender rule, on the other hand, can add some extra advantage to the players in multiple deck variants, but no more than 0.01%.
Splitting and Double Down rules can also increase or decrease the house edge, which is why the house will limit the number of times you can re-split the cards or use the Double down option, for obvious reasons.
What Is House Edge In Blackjack
Tricks to playing slots. So, if you haven’t been governed by all of these factors before, make sure to include them as criteria for selecting the optimal version of the game. Even though finding a single deck Blackjack is not as easy as finding 6 and 8 decks variants, online casinos are known to sometimes include them in their offer. Alternatively, if you do opt for versions with 6 or 8 decks, be sure to find the one with more liberal Splitting, Re-splitting and Double down rules.