Looking for the best nano aquariums to buy? You just found the right place. Below, we’ve highlighted and reviewed 6 of the best nano aquarium available in the market today.

These nano aquariums are durable, portable, easy to maintain, and are well designed. With that been said, why not check out the 6 best nano aquariums we’ve discovered for you below.

Buying Guide: Things to Consider Before Buying a Nano Aquarium

Size: Nano aquariums ought to have a limit of in any event 2.4 gallons or 10 liters. Anything littler than that will as of now be delegated a pico aquarium. The greatest size of a freshwater nano tank is around 15 gallons. Saltwater nano aquariums have a higher greatest limit of 25 gallons. Pick one that is perfect for your room and the base. The bigger the fish tank, the heavier it is. This will require a sturdier stand or base.

Shape: Most aquariums have a rectangular shape. Some can be longer than others, while there are additionally fish tanks that are higher than they are wide. Continuously pick the nano aquarium that will fit pleasantly around your work area or table.

Types of Fish: Consider whether you are going for the more beautiful sea staying fish and sea-going living things or the hardier freshwater species. Various species will have various prerequisites as far as their sea-going condition. When all is said in done, freshwater species are much simpler to keep up.

Acrylic or Glass: Glass aquariums are increasingly impervious to scratches and they give better inflexibility to your scaled-down sea-going biological system. These aquariums additionally have less perceptible contortions. They will in general cost less, as well. Then again, acrylic fish tanks are lighter. They likewise have an all the more tastefully satisfying shape.

Other Fish Tank Components: All aquariums will require a similar essential arrangement. They need a solid filtration framework to oversee fish squanders and other water-polluting influences. depending on your area and the types of fish, you will likewise require a radiator and a proper lighting framework. Aquatic plant life, fish tank substrate, and aquarium embellishments likewise matter.

Best Nano Aquarium Compilation Chart

Product Features Where to Buy
Fluval Spec III Nano Aquarium Kit

  • Good quality etched glass
  • Efficient filtration
  • Good lighting
Get it on Amazon
MarineLand Contour Nano Glass Aquarium Kit

aquarium kit

  • Good day and night illumination
  • Easy to set up
  • Sturdy and stable base
Get it on Amazon
Hagen HG Fluval Flex Aquarium


  • Very contemporary design
  • Customized water flow
  • Curved front
Get it on Amazon
Coralife LED Nano Biocube Aquarium LED


  • Good tank illumination
  • Great aesthetics
  • Stable base
Get it on Amazon
Fluval Spec V Aquarium Kit

fluval fish tank

  • Efficient filtration
  • Stable base
  • Sets up easily
Get it on Amazon
hygger Horizon Nano Glass Aquarium Kit for Starters

hygger nano aquarium

  • Unique fish tank design
  • Adjustable filtration system
  • Comes as a complete setup
Get it on Amazon

Best Nano Aquariums in Design

Fluval Spec III


You can’t get a nano tank that is less difficult and littler than the Fluval Spec III. It has everything that you can ever request as a starting aquatics specialist. The glass is durable and clear. The going with LED lighting can make the sea-going condition wake up around evening time. The filtration framework deals with squanders in a proficient way.

This streamlines the general cleaning process. Setting the aquarium up is likewise a breeze. All you need presently is to pre-condition your water and put a couple of little fish in it. One worry about the Spec III is its size.

The 2.6-gallon fenced in area is scarcely enough for a couple of Tetras or other little fish species. A Betta would live serenely in the Spec III, in any case. For its straightforwardness and effective activity, the Fluval Spec III stays a decent amateur’s nano aquarium.

Pros Cons
Classic style Small size
Hassle-free setup

Hygger Horizon

hygger nano aquarium

The Hygger Horizon must be one of the coolest and most sleek nano aquariums we have ever observed. Its curved bend shape gives the Horizon a tasteful intrigue that is very hard to coordinate.

Not exclusively is the Horizon an excellent tank. It is likewise exceptionally proficient as far as giving an extremely favorable condition to various types of little fish.

The rough foundation is changeless, giving the aquarium a reasonable situation. The channel works superbly of cleaning the water in the tank. On the drawback, supplanting the channel of the Horizon can be an exorbitant undertaking.

The substitution channels don’t come modest. The Hygger Horizon is, doubtlessly, one of the most delightful nano aquariums you can ever have. It is delightful and accompanies an effective activity.

Pros Cons
Very stylish Expensive replacement filter
Different illumination settings

Best Nano Aquariums in Durability

Hagen HG Fluval Flex


The Hagen HG Fluval Flex Aquarium is useful for individuals who need an enormous capacity nano tank. This aquarium has a cutting edge plan that can supplement any room. The filtration framework works admirably of keeping the water solid. The lighting is additionally essential. Its temperature can advance the development of amphibian plants.

This can additionally encourage the more effective support of water quality. The channel can be a danger to extremely little fish species, however. That is the reason one must be extremely demanding in the sort of fish to place in the HG Fluval Flex.

We accept the Hagen HG Fluval Flex Aquarium is a decent decision for the individuals who need a dependable nano aquarium. It has a flawless plan and a productive activity to make life all the more energizing for your sea-going companions.

Pros Cons
Bright aquarium illumination Filter unsafe for very small fish
Multistage filtration

Coralife LED


Individuals love Coralife’s Biocube in view of its striking plan. We like it for the nano tank’s astute innovations. This is an aquarium that is so adaptable you can reproduce a freshwater domain for your preferred fish or copy the surprising environment of the sea. We love the lighting innovation of the Biocube.

It emulates the day pattern of amphibian living beings as normally as could be expected under the circumstances. Liberating up the aquarium is likewise bother. The included parts work past great. The main thing we don’t know of is the Biocube’s channel.

It is exceptionally incredible that it can hurt little types of fish. You should be wary of the sort of fish you put in this aquarium. By and by, the Coralife Biocube is consistently a brilliant decision for some aquatics specialists.

Pros Cons
Easy to clean Filter unsafe for very small fish
For both saltwater and freshwater setups

Best Nano Aquariums in Price

Fluval Spec V

fluval fish tank

Fluval aquariums have basic structures. The brand concentrates more on the usefulness of the tank than its style. It doesn’t naturally imply that the Spec V is revolting, however. It can at present improve the general feel of any room, depending on how you plan to design the tank and the fish that you put in.

Like all Fluval items, the Spec V offers a reliable filtration framework and a tough base to keep it secure on the table. The unmistakable glass is extremely simple to clean. The tank’s shortsighted structure will just require a couple of moments to set up.

Really awful the Spec V doesn’t highlight an incorporated warmer. Other than this issue, the Fluval Spec V settles on a superb decision for individuals who need a solid aquarium for apprentices.

Pros Cons
Easy to clean Does not come with heater
Good lighting

MarineLand Contour

aquarium kit

On the off chance that you need a pleasant home for your Tetras, Guppies, or some other little fish, at that point, you will need the MarineLand Contour nano aquarium. It has a covering that fits pleasantly on top, permitting you a spectacular perspective on the marine animals.

The LED lighting framework is ideal for both evening and daytime use. The coasting plan of the aquarium likewise loans an all the more engaging style.

The huge base keeps the tank stable on any surface. Squander the board is never an issue as the aquarium as of now accompanies an extremely productive channel. Tragically, cleaning the channel cartridge can be somewhat dubious.

In any case, this nano fish tank is ideal for any individual who wishes to set out on an excursion of oceanic disclosure. The sides of the tank take into account a staggering perspective on the smaller than normal environment.

Pros Cons
Fitted canopy Difficult-to-clean filter
Efficient filtration system

How We Picked

We relied on the opinion of experts and feedback from clients based on these three factors: Design, Durability, and Price.

Before publishing this post, more facts and data about these nano aquariums were gotten from further research and online reviews (both positive & negative). With the result and feedback we got, we were able to rank each product according to the standard we set.

If you observe the reviews carefully, you’ll see that each aquarium has been carefully categorized according to our research result. However, take note that the aquariums that didn’t meet our standard were not included among this list.

Frequently Asked Questions

What is considered a nano tank?

Nano aquarium. The universe of small tanks. In the freshwater aquarium hobby, a nano tank is generally characterized as a glass tank undercutting the volume of a standard aquarium (60 x 30 x 30 cm) of 54 liters.

How many fish can you put in a nano tank?

Depending on what types of clownfish you put in. Some will take over the whole tank and murder the ‘awkward extra person’ wheel species. My take – 2 fish in a 20 gallon. I think if done right 4-6 fish is possible to achieve in a nano.

Are Nano reef tanks hard to keep?

Nano Reef Tanks are not hard to keep; be that as it may, they do require tolerance and duty. With legitimate arranging, any aspiring reef keeper can be effective. To begin on the correct foot, training is your companion. The more that you think about saltwater reef keeping, the more you will appreciate this excursion.


Having read our review, searching for the best nano aquariums wouldn’t be as difficult as it was. However, ensure you check out the necessary features, pros, and cons of your preferred choice before purchasing.