There is a significant difference between American blackjack and European blackjack. American blackjack is typically played with a single deck of 52 cards, while European blackjack is typically played with a two or three deck variation with different numbers of cards.
Additionally, American blackjack has a rule that allows players to cash in any hand they are ahead in, while European blackjack has a rule that only allows players to cash in hands that are at least 21 points. .
Overall, the differences between American and European blackjack are significant enough that it is important for players to know what version of the game they are playing. If a player is unfamiliar with American blackjack, they should play European blackjack instead.
However, if a player is familiar with European blackjack, then they may prefer to play American blackjack as it offers more opportunities for winning.