What Is Blackjack?
Blackjack is one of the most popular card games in both land-based and online casinos. Often called "21," the objective is straightforward: beat the dealer by getting a hand total closer to 21 without going over. It combines luck with genuine decision-making, making it a favourite among players who enjoy applying some strategy.
The Basic Rules
Blackjack is typically played with one to eight standard 52-card decks. Here's how a typical round works:
- Players place their bets before any cards are dealt.
- The dealer gives each player two face-up cards and deals themselves one face-up and one face-down (the "hole card").
- Players decide how to play their hand based on their cards and the dealer's visible card.
- After all players act, the dealer reveals the hole card and plays according to fixed rules.
- The hand closest to 21 without exceeding it wins. Ties (pushes) return the player's bet.
Card Values
- Number cards (2–10): Worth their face value.
- Face cards (Jack, Queen, King): Worth 10 each.
- Ace: Worth 1 or 11, whichever is more beneficial to the hand.
A "Blackjack" is an Ace combined with any 10-value card on the initial deal — it typically pays 3:2 on your stake.
Player Actions Explained
| Action | What It Means |
|---|---|
| Hit | Request an additional card from the dealer. |
| Stand | Keep your current hand and take no more cards. |
| Double Down | Double your bet and receive exactly one more card. |
| Split | If you have two cards of the same value, split them into two separate hands. |
| Surrender | Fold your hand and recover half your bet (not always available). |
| Insurance | A side bet offered when the dealer shows an Ace — generally not recommended for most players. |
How the Dealer Plays
Unlike players, the dealer follows strict, fixed rules with no choices to make:
- The dealer must hit on any hand totalling 16 or less.
- The dealer must stand on any hand totalling 17 or more.
- Some variants require the dealer to hit on a "soft 17" (Ace + 6), which slightly increases the house edge.
Understanding the House Edge
Blackjack offers one of the lowest house edges among casino games — typically between 0.5% and 1% when played with basic strategy. This means for every $100 wagered over time, the expected average loss is relatively small compared to games like slots or roulette.
The exact house edge varies depending on the number of decks in play, specific table rules (like whether the dealer hits on soft 17), and the player's decisions.
Online Blackjack Variants
Online casinos offer numerous blackjack variations. Common ones include:
- Classic Blackjack: The standard game described above.
- European Blackjack: The dealer doesn't check for blackjack until after the player acts.
- Multi-Hand Blackjack: Play up to five hands simultaneously.
- Live Dealer Blackjack: A real dealer manages the game via video stream.
Tips for New Players
- Learn basic strategy — it significantly reduces the house edge.
- Avoid the insurance bet in most situations; the odds don't favour it for typical players.
- Never split 10-value cards — a hand of 20 is very strong.
- Always split Aces and 8s as a general rule in basic strategy.
- Set a session budget and stick to it.