Chat with us, powered by LiveChat
Friday, June 21, 2024
Blackjack 21 Rules: What are the 21 +3 Blackjack side bets?

Blackjack 21 Rules: What are the 21 +3 Blackjack side bets?

Have you ever play the Blackjack side bet called 21 +3 Blackjack? Well, there aren’t any surprises in the base game of 21 +3 Blackjack. It’s a normal six-deck Blackjack game with almost the same Blackjack 21 rules. While it does include certain less-than-popular features, like the ability to hit split aces, it is still rather simple.

The 21 plus 3 side bet, on the other hand, adds a slight twist to the game. Depending on your starting hand and the dealer’s upcard, you will receive a different payoff. Of course, there’s a chance you’ll lose the side bet, but we’ll go over the details later in this article.

 A Closer Look at the Game: What is 21 +3 Blackjack?

The base game of 21 plus 3 Blackjack is fairly standard. This Blackjack game uses six decks wherein it requires the dealer to stand on soft 17. It also pays 3 to 2 if you win. You can hit split aces and double on hard nine through eleven. Also, you can hit doubles following splits. So, if you are wondering what is 21 plus 3 in Blackjack, there aren’t any major differences here.

What is 21 +3 Blackjack?
What is 21 plus 3 Blackjack?

Blackjack 21 Rules:  21 +3 Side Bets and Payouts

Let’s have a look at the 21 plus 3 side bet that inspired the name of this game. If your initial hand and the dealer’s upcard produce a three-card poker hand, the side bet pays out accordingly. The following are the various combinations that Blackjack 21 plus 3 payouts:

Suited Trips

It refers to three cards with the same suit and face value. If you have this, you will receive a payout of 100:1.

Straight Flush

It refers to three cards of the same suit in a row. If you win, you will receive a payout ratio of 40 to 1.

Three of a Kind

If you have three cards with the same face value, you will get a 25 to 1 payout.


This is a 3-card sequence of mixed suits. It pays out at a rate of 10 to 1.


Regardless of their value, these three cards from the same suit payout at a rate of 5 to 1.

In fact, there are many methods to win the side bet of 21 plus 3 Blackjack. Since they are not very frequent to form, some are paying higher, too. But enough with the stipulations. Let us look at the game’s monetary value.

The images are pleasing to look at and are not overbearing. This Blackjack game is in the 2D version. Because it was designed with a mobile-first strategy. It also contains some quite big buttons in its UI.

However, there are not many options when it comes to settings. The good thing is, there is one that every blackjack game should have: the ability to disable the game’s insurance prompt. Most players who rely on fundamental strategy will appreciate this when playing at trusted online casino in Singapore.

What are the Blackjack 21 +3 Rules?

What are the Blackjack 21 +3 Rules?
What are the Blackjack 21 +3 Rules?

The rules of Blackjack 21 plus 3 are based on those of European Blackjack. It indicates that the dealer does not check for Blackjack. So, if the dealer has a natural Blackjack, you are losing your doubles and splits. The following are the other Blackjack 21 rules:

  • Oftentimes, this game uses 6 standard decks.
  • The dealer held all the 17s.
  • The rules for double down also vary. However, you can normally double down on numbers 9, 10, and 11.
  • One card is dealt with doubled-down hands.
  • You can split up to two hands in Blackjack 21 plus 3, including the Aces.
  • In Blackjack 21 plus 3, you can double split or hit hands, including Aces.
  • Similar-value hands will become a push
  • A Blackjack paid at a ratio of 3 to 2.

21 +3 Fundamental Strategy

For 21 plus 3 Blackjack, the basic strategy chart is quite standard. Due to the limitation that you can only double on hard totals of nine through eleven, it has a very easy soft totals section. This is also the reason why beginners love placing side bets on Blackjack at top online casino Singapore.

The hard totals and pairs part are like that of practically every other Soft 17 Blackjack game. Keep in mind, that the side bet is not covered because the decks are shuffled after each round. So, there is no way to forecast which cards will be dealt with.

The basic Blackjack 21 plus 3 strategy will help you reduce the house edge to less than half a percent. However, keep in mind that the casino’s edge will not be eliminated. In the long run, you will still be disadvantaged despite the reduced house edge.

However, there is a method to sway the odds in your favor: claim a bonus to play with. Top online live casino Singapore has a fantastic welcome bonus package that you can use to play a wide range of games.

Is there a winning strategy in Blackjack 21 +3?

There is no actual blackjack strategy in 21+3; you either place a side bet with your hand or you don’t. Simply deposit your wager in the 21+3 box beside your main betting area if you wish to go for it. Usually, there is a minimum bet amount required. Generally, 21 plus 3 side bets are much lower than your main bet.

Is there a winning strategy in 21+3 side bets?
Is there a winning strategy in 21+3 side bets?

It’s now only a matter of waiting for the cards to be dealt. Aside from that, it can be so exciting. Because you get to view your two cards before dealing with the dealer’s upcard last. Frequently, you have a strong chance of making a 21plus 3 hand, only to be disappointed by the dealer’s upcard.

Let’s assume you’ve got 7-8 when you play at Singapore online casino. You get a straight and win your side bet if the dealer’s upcard is a 9 or a 6.

The fact that 21 plus 3 gives diversity to the game of Blackjack attracts many players. Moreover, side bets indeed give you two chances to win a hand, which adds to the suspense. The good news is that even if you lose your Blackjack hand, you can still win your side wager if you create a winning hand there.

Is it best to play 21 +3 side bets?

Remember that online and live casino Singapore blackjack tables use many decks, maybe as many as six or eight, which is how three cards of the same value and suit can appear.

Furthermore, the payouts appear to be fairly appealing because it slightly differs from casino to casino. While it is true that playing 21 plus 3 Blackjack adds a level of excitement to the game, it’s not always a wise investment.

Notably, side bets like 21 plus 3 and perfect pairs are not beneficial in the end when using a basic Blackjack strategy. Of course, you may think differently if you manage to hit a suited three-of-a-kind. However, the house has a high win expectancy when it comes to side bets. In addition, because you are betting more on each hand than you would otherwise, you’re risking losing your money faster, which contradicts the point of playing for fun.

What is the house edge of the 21 +3 side bets?

The house edge for Blackjack with four decks is 4.24% while the six decks have a 3.23% house advantage.

What is Blackjack 21 plus 3 top 3?

Top 3 in Blackjack 21 is the second optional proposition wager. Wherein, side bets like three-of-a-kind, three-of-a-kind suited, and straight flush can give you significant rewards. The Top 3 bet, like the 21plus 3, is based on your first two cards plus the dealer’s upcard. To be eligible for the Top 3 wager, you must first place the normal 21plus 3 wager.

What is the top 3 in Blackjack 21+3?
What is the top 3 in Blackjack 21+3?

A Three-of-a-Kind Suited will pay you a 270 to 1 ratio. While a Straight Flush will pay you off a 180:1 and the Three of a Kind offers a payout rate of 90 to 1 at best online betting site Singapore.

Blackjack 21 Rules FAQs:

What is 21 plus 3 in Blackjack?

21 plus 3 is a Blackjack side bet wherein you are betting on the player’s first two cards and the dealer’s up card. These three cards should produce specific combinations including the Flush, Straight Flush, Straight, Three of a Kind, and Three of a Kind Suited.

Is 21plus 3 a part of a typical Blackjack game?

The 21 plus 3 is a side bet that can be added to a standard blackjack game. However, it depends on the casino and the blackjack table whether they permitted this side bet.

In 21 plus 3 Blackjack, what are the odds of receiving suited trips?

In 21+3 blackjack, the chances of getting Suited Trips or Suited Three of a Kind are as high as 100:1. Since the game usually uses 6 decks of cards, the chance of getting Suited trips is very high.

How do you play casino Blackjack 21 plus 3 with the top 3?

The Top 3 is a second house-banked optional proposition wager used in 21plus 3 Blackjack. It is only offered for 4, 6, and 8-deck shoe games at Blackjack tables with the 21+3 bet. Players can only place a Top 3 bet if they also place a 21+3 bet with their Blackjack bet. The Top 3 wager is based on a three-card poker hand formed by the dealer’s one-up card and the player’s two initial-up cards.

When playing 21, how do you know if 21plus 3 is an option?

Every Blackjack game that allows this side bet has a separate 21+3 side bet box. This bet box is provided on the table for this 21+3 side bet.

Latest Blog