400% Deposit Bonus Casinos

What Is a 400% Deposit Bonus?

A 400% deposit bonus is one of the most generous casino offers you can find, giving you four times the value of your deposit in bonus funds, up to a certain amount. While these promotions are rare, they can provide a huge boost to your bankroll right from the start.

For example, you might come across a 400% casino bonus up to €250. If you deposit the full €250, the casino will match it with an additional €1,000 in bonus funds. That gives you a total bankroll of €1,250 to kick off your play (your €250 cash deposit plus the €1,000 bonus).

Pros and Cons of 400 Deposit Bonus Casino

A 400 deposit bonus might make you feel like the gaming gods are shining on you. However, the reality is that every bonus has its pros and cons. Here are some to take into account when it comes to claiming an online casino 400 bonus. 

How to Choose a 400% Bonus Casino

How We Rank and Review 400% Bonus Casino Sites

When you look at the fine print, no two 400 deposit bonus offers are exactly the same. We review each casino bonus carefully to make sure they give you value and aren’t impossible to claim.

The Mr. Gamble team uses an approved list of criteria to make sure you get reliable facts. Each factor is reviewed objectively, with no promotion, focusing on the essentials you need to know when making a casino account.

Different Types of 400% Bonuses

A casino 400% bonus can come in a few different forms, from welcome deals for new players to reload offers for regulars.

To help you spot the best casino bonuses, we’ve broken down the most common types of 400% offers you’ll come across.

400% First Deposit Bonus

A 400% first deposit bonus casino offer is the simplest way to see how a 400% promotion works. When you make your very first deposit – as long as it meets the minimum amount set in the terms and conditions –  the casino will boost it by 400%. This makes a 400 first deposit bonus casino deal one of the most powerful welcome offers, giving you a huge amount of extra funds to start playing with right away.

400 Welcome Bonus Casino Deals

A 400% welcome bonus casino offer is designed especially for new players. To claim it, you simply need to create an account and make your first deposit – after that, the bonus is credited to your balance. 

In some cases, a 400 welcome bonus casino deal may also be part of a larger casino welcome bonus package, where you’ll find extra perks such as free spins or reload bonuses alongside the deposit match.

400 Match Bonus Casino Offers

A 400% match bonus casino deal works much like a first deposit bonus, but it isn’t always limited to new players. While a 400% match bonus casino promotion is most often seen as part of a welcome offer, some sites also extend it to existing players through reload bonuses.

Hybrid Bonuses 

A hybrid 400 casino deposit bonus combines different bonus types into one promotion. For example, alongside the 400% deposit match, you may also receive free spins or cashback rewards. 

Modern hybrid deals allow players to benefit from both extra funds and additional perks, creating a more varied bonus package compared to a standard match offer. Ideal if you’re keen to use bonus credits on different games.

High Roller Bonuses

Now for one of the most exclusive bonuses: a 400% high roller bonus.

This type of 400% deposit bonus casino deal is tailored for players making larger deposits. These promotions usually come with higher maximum bonus limits, but you’ll need to wager more to get your winnings. These tend to be better for experienced players looking to maximise their bankroll from the start.

400 Bonus Codes

Some online casino sites require a 400% bonus code to unlock the offer and boost your deposit. These codes are usually short strings of letters or numbers that you enter during sign-up or at the cashier when making your deposit. They’re also often used for no deposit promotions at many sites.

You’ll usually find a 400 bonus code on the casino’s homepage, promotions page, or in newsletters. Many trusted bonus codes casino sites also collect and list the latest deals in one place. Just be sure to type the code exactly as shown – otherwise, your bonus might not activate.

How to Claim a 400% Deposit Bonus

The process of claiming a 400 deposit slots bonus is almost the same at every online casino. Follow these simple steps to unlock your bonus, start playing, and even have a shot to win real money:

1. Choose a casino to play at – Pick one from our recommended list of 400% deposit casinos and get started.
2. Read the T&Cs – Check the bonus terms carefully, including wagering requirements, eligible games, and any limits.
3. Create your account – Hit the sign-up button, enter your details, and set up your profile.
4. Deposit money – Head to the cashier, choose a safe payment method, and fund your account with the qualifying amount.
5. Claim your bonus and play slots – Once activated, your bankroll will be multiplied by 5x, giving you extra funds to explore the casino and play slots or other games.

Key Terms and Conditions of a 400% Deposit Bonus

A 400% casino bonus is undoubtedly a very attractive offer. However, there are some factors you should take into account before you part with your first deposit, no matter how tempted you are. Here are the key factors to consider. 

Payment Methods Available at 400% Casino Sites

To claim a casino bonus of 400%, you’ll need a casino with compatible payment methods. Most sites offer a broad selection of payment methods, but there’s never a guarantee that yours will be there. Always double-check!

Generally, payment options vary in speed, fees, and minimum deposit limits, so it’s important to choose one that suits your preferences. Here are the most common ones. 

Casino Games to Play With a 400% Deposit Bonus

400% deposit bonuses can be used on a variety of games, but sometimes there are game restrictions, and not all contribute equally to wagering requirements. 

Here’s how the top casino game categories interact with this promotion.

• Slots – Most slots count 100% towards the bonus wagering and offer fast-paced gameplay. Popular 400 deposit bonus slots include Starburst by NetEnt and Book of Dead by Play’n Go.
• Table games – Computer-generated games like blackjack and roulette often contribute less to wagering and may have stake limits.
• Live dealer games – Live dealer games typically have minimal contribution to wagering, though they provide an immersive experience. Look for dedicated live dealer bonuses if you want to focus on these games.
• Bingo - Bingo often counts partially or minimally towards wagering requirements, if the site hosts bingo rooms. However, most casino bonus offers are for slots and lives.

Best 400% Deposit Bonus Slots

Slots are ideal for a 400% deposit bonus. Once you apply a valid bonus code, you get more bonus money to play a wide range of high-RTP games with exciting features, such as the following.

How to Withdraw Your 400 Casino Bonus Winnings

Withdrawing winnings from a 400% casino bonus is straightforward if you follow the terms and conditions. 

Here’s a general step-by-step guide for most online casinos:

1. Make sure you’ve met the bonus wagering requirement and check that you’ve been playing eligible games.
2. Select a withdrawal method from the approved options.
3. Enter the withdrawal amount, making sure it does not exceed any maximum limits set by the casino. You’ll also have to meet the casino’s minimum withdrawal limit.
4. Make sure your account is verified.
5. Confirm the request and wait for processing. This can vary depending on the method.

Best 400% Deposit Bonus Alternatives

If, for any reason, you decide not to claim one of the 400% deposit bonuses we’ve highlighted here, there are a few alternative bonuses you might like to consider.

Frequently Asked Questions