5 Best All-In-One Saltwater Aquariums for Creating a Tropical Underwater Wonderland

Setting up a saltwater fish tank can be rewarding and satisfying work. There’s nothing like starting out with a blank canvas and then getting stuck into designing it, decorating it and getting all exactly how you want it before introducing your fish and enjoying your creation grow for many years to come.

However, if you’re new to the aquarium pastime, you may want to get stuck into this design part straight away; but it’s vital you don’t miss out on the essential equipment part, such as filters, pumps, and lighting. While the basic are somewhat simple to master, it takes years of experience to become experienced.

Nevertheless, if you want to skip the technical part and solely enjoy the decorating and fish-related part of the activity, there are many all-in-one aquariums that come with everything you need from the word ‘Go.’

Today, we’re going to take a look at five of the best ones, ensuring you can easily find one that’s right for you!

Red Sea Max Nano Aquarium

Red Sea Max Nano Aquarium

The Red Sea; perhaps one of the most fully functional and contemporary fish tanks available today. This Max Nano tank is the perfect blend between providing you with all the features you need to run a proper fish tank combined with a sleek, rimless design and leading technology for the best experience.

While this is typically more expensive than other tanks, even other all-in-one designs, if you’re looking for the best; this is it. The Red Sea contains AI-controlled Prime HD LED lighting systems that power on, dim and turn off when you want, or when the computer system thinks it’s the right time of day to do so.

This marvelous technology is monitored via the state-of-the-art, built-in Wi-Fi network connections, which is additionally used to power the filters and pumps. In fact, the only things this tank doesn’t include in the stand, a heater, the water, and the fish!

In addition to all this amazing technology that makes this one of the most effortless tanks to manage, it measures an impressive 20-gallons in capacity with a 16.5-gallon display area and an extra 3.5-gallons in the filtration compartment at the back.

This all comes together to result in a beautiful tank where you not only have a ton of room to experiment with your design and creation; you can also house both small and larger fish species and have next-to-nothing to worry about when it comes to setting it up and managing it all daily!

  • A 20-gallon capacity tank for big and small fish
  • AI-controlled lighting system with Wi-Fi connectivity
  • Comes with replaceable filters and pumps
  • Rimless design for the best visibility
  • Doesn’t come with a water heater
  • Doesn’t come with the stand (displayed in the image)

Innovative Marine Nuvo Fusion Nano Premium 10-Gallon Aquarium Starter Kit

Innovative Marine Nuvo Fusion Nano Premium 10-Gallon Aquarium Starter Kit

The Innovative Marine Nuvo Aquarium is another fantastic all-in-one starter kit that takes the similar leading features of the Red Sea tank, but this time condenses them into a 10-gallon capacity tank. This makes the tank ideal for people looking for a smaller tank to lighten up your home or work space.

We love the fact this tank is designed with low-iron content glass which is designed to lessen the green-tint some tanks come with, as well as measuring in at 6mm thick for one of the best levels of durability and the lowest risk of breaking or cracking.

Of course, as an all-in-one set, this aquarium also comes with a removable 3-stage filtration device, a return pump with the all the hoses, cables and pipes you need, and even an 18-watt LED lamp for maximizing the visibility of your tank and can even turn into different colors; although this isn’t the best feature and can be temperamental at times.

However, overall this is an awesome little tank, and if you have any problems, you’ll be well treated and looked after by the fantastic customer service team. The aquarium itself is an ideal size for all uses and more than enough room for you to get creative and house the fishes you want to keep.

  • Comes with all pumps, filters, and lights
  • Lights can change color thanks to LED technology
  • 6mm-thick glass for high durability
  • Average 10-gallon size suitable for all locations
  • LED light isn’t the most reliable part

Coralife LED Biocube Aquarium LED

Coralife LED Biocube Aquarium LED

Available in 16 and 32-gallon sizes, the Coralife Aquarium is a complete fish tank setup that really takes the idea of an ‘all-in-one’ tank to the next level. This tank is packed full of essential cutting-edge features that guarantee to give you one of the best fish tank experiences available.

Easily one of the best highlights of this tank is the LED lighting that’s built into the hood of the aquarium. From bright blues to warm whites, these lights keep your tank looking vibrant all day long with the built-in 24-hour timer. There’s even an automatic setting that controls the lights half an hour before sunrise/sunset!

Since this is an all-in-one set, it does come with everything you need including the light bar and bulbs, a filter pump, and even a wet/dry filtration system. All you’ll need to do is add fish, water, and decorations and you’ll be able to call the tank your own!

We really love that these filtration systems are designed to be as customizable as possible and pride themselves of their range of features and settings you can experiment with to see what works best for you. This level of control does, of course, mean the tank is suitable for fish keepers of any experience level.

With a slightly curved front with a rimless design that boasts crystal-clear visibility of everything inside your tank and all the pipes and tubes you need to get started, it’s easy to see why this is the highest rated aquarium set on the market!

  • Easy to set up, look after and maintain
  • 30 minutes, automatic lighting at each end of the day
  • Built-in 3-stage filtration device and pump
  • Adjustable pump settings for optimal water flow
  • A higher price tag
  • Doesn’t come with a water heater

Fluval 10531A1 SEA EVO XII Aquarium Kit (13.5-Gallon)

Fluval 10531A1 SEA EVO XII Aquarium Kit (13.5-Gallon)

Fluval is renowned for their ultra-modern fish tanks that balance practicality and functionality with beautiful design and captivating opportunities. This particular all-in-one kit measures in at a more-than-suitable 13.5-gallons, ensuring you have more than enough room to create the tank you want without having to worry about space.

Unlike other tanks of this variety, the Fluval seems to hide the powerful 3-stage filtration system down one side of the tank using a stylish honeycomb design. This keeps the tank looking great, as well as helping the water maintain its purity. What’s more, this system works mechanically, as well as using safe chemical processing and biological media for the best results.

In terms of the lighting you receive with this tank, we think you’ll be pleasantly surprised with the effectiveness of the system. The 14000K LED lighting isn’t too strong or too weak and features an awesome touch sensor for switching between night and day lighting setups.

Since the kit comes with everything you need, it’s ideal for beginners, and you won’t have to worry about fiddling around with the setup. This ensures you have more time doing what you love and creating the tank of your dreams rather than trying to get the basics down. The perfect tank for home or work!

  • Comes with a 14000K LED lighting system
  • The built-in 3-stage filtration system
  • All technical aspects are hidden using a stylish honeycomb design
  • Strong aluminum framework for durability
  • Doesn’t come with a water heater

MarineLand Portrait Glass LED Aquarium Kit

MarineLand Portrait Glass LED Aquarium Kit

The final all-in-one saltwater aquarium kit we’ve chosen comes from one of the most renowned manufacturers in the fish tank industry, commonly known as MarineLand. This tank measures in at a comfortable 10-gallons, ensuring its suitable any location in your home or office.

You’ll be blown away with the lighting kit that’s included with the tank; one of which creates a captivating white light, the other a shimmering blue. This ideal for any time of day or night and is a great way to add a beautiful glowing effect to your tank.

Of course, each one of these tanks also includes a three-stage filtration system, and this one even gives you the ability to control the amount and level of flow that goes through the pump. This way, it doesn’t matter what kind of fish you’re keeping, this tank is designed to be ideal.

All in all, if you’re looking for a beautiful yet affordable all-in-one aquarium set, it doesn’t get much better than the MarineLand Portrait glass aquarium!

  • Comes with a 3-stage filtration system
  • Adjustable flow filter pump for water circulation
  • Includes white and blue LED lighting system
  • Opening hatch for easy access to the top of the tank
  • None!


Setting up a fish tank can be hard work and making sure you get everything right literally makes the difference between life and death. However, by purchasing an all-in-one saltwater aquarium, all the hard work has been taken care of. Any of the five tanks above make ideal choices, so all you need to do is choose the one that’s right for you!

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