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Top 10 Best Betta Fish Tanks In 2021 – Ultimate Reviews

Betta Fish are a lovely looking aquatic animal that many fish enthusiasts enjoy sharing their home with. Thanks to the popularity of these fish though, there are a ton of tanks out there to choose from. This makes picking out the perfect tank for your home a frustrating experience.

In this guide, we will go over ten different top-rated betta fish tanks to help you figure out which one will work best for you. We will let you know both the ups and downs of each product to provide you with proper information about the best betta fish tanks currently on the market.

Top 10 Betta Fish Tanks In 2021 Reviews

Top 10 Best Betta Fish Tanks In 2021 Review

1 Marina LED Aquarium Kit

The Marina LED Aquarium Kit can hold up to 5-gallons of water. This makes the tank the perfect size for your first Betta fish. On top of that, your purchase also includes many of the core items you will need to properly get set up. This makes the Marina a perfect gateway into keeping your new pet happy.

The canopy of the tank has a led light built in to illuminate your fish’s environment. The light also simulates day time sunlight to help make the environment more natural. The light can be toggled off or on by a switch during the night.

Included with the kit are several items to help keep your tank running efficiently. The tank comes with a Marina Slim S10 clip-on filter to help keep your water clean. This clip on the filter is perfectly designed to fit this tank This saves you the time and hassle of having to try to find a filter that works with the Marina.

If the inclusion of a filter wasn’t enough, the tank also comes with a biological supplement. This helps create an ecosystem in the tank that will make it healthier for the fish to live in. Combine this with the included water conditioner to have a head start on your betta’s needs.

Lastly, the Marina Kit comes with a guide, a net, a thermometer, and fish food. While this may not be the most premium food for a betta, it gives you a starting point. The net is also a nice touch to help with removing your fish for cleaning. The thermometer is a must-have for every well-regulated tank.

Marina LED Aquarium Kit
Our rating:4.2 out of 5 stars (4.2 / 5)

  • Great Starter Kit
  • Different Sizes Available
  • Integrated LED
  • Kit Not Betta Specific
  • Basic Look
  • Noisy Filter

2 EcoQube Aquarium

The EcoQube Aquarium is one of the best betta fish tanks for anyone looking to accent their desk with this beautiful fish. The unique design of this tank makes it the adequate amount of space for your betta. Why is this great though? Well, the EcoQube is also designed with the human’s desk space in mind.

This aquarium comes as a kit containing everything you need to get set-up. You can also choose to buy a less expensive version of the aquarium with no accessories. Also, you can choose from the more expensive tank with a UV sterilizer. All you need to do is choose which version benefits you most,

The EcoQube doesn’t come with a standard filter instead, it uses nature to clean the water. This works by using the included plant to siphon out the dirty water. Thanks to this unique system, you won’t have to worry about watering the plant either. This is an environmentally friendly solution to aquarium filters.

You will also receive as remote with the EcoQube to control the LED lights with. The aquarium comes with some preset light patterns or you can make one of your own. You also have a few different color options to choose from. This helps you create the perfect look for your home or desk using the EcoQube.

The tank will hold around 1.5 gallons of water in total. The tank comes with basil seeds you can choose to plant. If you want to have cleaner water quicker, you can use a plant from your garden. On top of this, you can enjoy that satisfaction guaranteed warranty that comes with every EcoQube sold.

EcoQube Aquarium
Our rating:4.2 out of 5 stars (4.2 / 5)

  • Eco-friendly Process
  • Beautiful Centerpiece
  • Great Size
  • Frustrating Set-up
  • included Basil Grows Slowly

3 Fluval Spec V Aquarium Kit

The Fluval Spec V is also good for desks with some extra room on them. This aquarium can hold 5-gallons of water without taking up tons of space. The design of this tank is sleek making it an attractive addition to your home. With clear glass accented by aluminum trim, the style-savvy will be in love.

The Fluval features an impressive LED light system. This system uses 37 LED bulbs to give your aquarium a perfectly lit accent. These lights have the perfect amount of output for growing plants in your tank. You can also toggle the lights off or on using the included switch.

The aquarium also includes a low voltage transformer to help power your lights. The Fluval also comes with a 3-stage filtration system hid by a honeycomb side. The system comes complete with filters to get you started including a bio-max insert.

The tank will make your betta’s color stand out more thanks to its wonderful lighting. Along with this, the filter is guaranteed to keep your waters clean. This tank is made to be ultra safe for betta fish minimizing any possible complications that could occur due to this.

Fluval Spec V Aquarium Kit
Our rating:3.9 out of 5 stars (3.9 / 5)

  • Made Betta Safe
  • Bright LED Light System
  • Hidden Filter
  • Lacking Strong Water Flow

4 Fluval Spec III Aquarium Kit

The Fluval Spex III is another great choice for anyone looking for a small desk aquarium. The tank has a contemporary design that will mix in well with most decor. It also features a partially hidden filter area to make the tank even more attractive. This kit includes everything you need to set-up your new tank.

The light in this tank hangs over the aquarium to give it a bright glow. The light contains 32 LED bulbs to make sure your fish feels right at home. This light can help give your fish a proper sense of daytime helping out their biological clock. You can also toggle the light on or off using the built-in switch.

You will also receive a free filter with your purchase of the Fluval Spec III. The pump is powerful enough to keep your water crystal clear. It also gives you a 3-stage filtration system to keep your aquarium in check. With this filtration system, you will also receive a starter set of media to get you going.

The separate apartment that the filter and pump are houses in making cleaning easy. You won’t have to remove your fish in order to clean things up. This can make your life a ton easier as it removes some of the most annoying steps from the cleanup process. Just open the compartment and switch out the media.

In addition, you won’t have to worry about a noisy filter. The Fluval also runs quiet enough that no one else will notice your tank.

Fluval Spec III Aquarium Kit
Our rating:4.2 out of 5 stars (4.2 / 5)

  • Quiet
  • Easy to Clean
  • Bad Set-up Instructions
  • Strong Pump

5 Back to the Roots Water Garden

The Back to The Roots Water Garden is a good betta fish tank and one of the more unique options on the list. The tank may look gimmicky at first but, it is one of the best betta fish tanks out there. The tank is both attractive to the eye and eco-friendly.

It also gives you a very unique way to keep your betta fish healthy. This tank uses aquaponics as its primary filtration system. This system uses the plants that you grow on top of the tank to process the water. The waste your fish produces will give your plants nutrients to grow.

This is an all in one package that even includes a fish coupon. You can mail the coupon in for a Betta fish once you have set-up your new tank. You will also get a gardening kit included with your purchase. This will come with seeds that will easily grow on top of the aquarium.

There’s even more though, The tank will also come with fertilizer for your plants to help them grow a little quicker. You will also get a packet of decorative gravel to put in your tank. Finally, the company will include a pump with your purchase. This is a submersible water pump to help with the tanks flow.

This is a perfect gift for kids or anyone who wants an easier tank to take care of. You can use the aquarium to grow herbs or even some compatible flowers. This tank can be mixed and matched to great a gorgeous indoor garden.

Back to the Roots Water Garden
Our rating:3.3 out of 5 stars (3.3 / 5)

  • Multiple Plant Tank
  • Free Betta Fish With Purchase
  • Comes With Seeds
  • Can Be Hard To Clean
  • Relies on Plant Growth

6 Fluval Edge Aquarium with LED Light

The Fluval Edge Aquarium is one of the larger tanks on this list with two sizes available. You can choose from the small 6-gallon version or a larger 12-gallon version. Both versions are made to fit into compact spaces. The aquarium can easily fit on the edge of a table or desk.

The Fluval Edge is a very attractive tank. It has six different panes of glass that are all crystal clear.  This makes it so that you can see your betta not matter which way you are looking in. The aquarium’s unique design allows you to fill it to the brim with water without any overflow.

The aquariums LED light compartment gives you easy access to your tank. You can leave the cover of the light down or flip it up to reveal the hole. All the wires of the tank are also hidden away using the attached column for concealment.

The LED lights are bright enough to help plants grow in the tank. You also have the choice to switch between a daytime and an included night time bulb. You can switch between these LED lights using the attached switch. This, therefore, helps simulate the day cycle to your betta fish.

You will also love the included Edge Filter. This filter is made to perfectly work with this tank in order to give you clean water. The filter has an edge guard to protect from accidents. You will also receive water treatment with your tank purchase.

Fluval Edge Aquarium with LED Light
Our rating:3.5 out of 5 stars (3.5 / 5)

  • Fill to The Brim Design
  • Hidden LED and Wires
  • Day and Night LED
  • Hard to Clean
  • Noisy Filter

7 Fluval Flex 57

The Fluval Flex 57 can hold 15 gallons on water, therefore making it one of the bigger tanks on the list. The larger sizes make this aquarium perfect for a home setting. The Fluval 57 also features a very unique curved design. This interesting look will please both you and your guests.

This tank comes with a powerful LED light built in. This LED can promote the growth of multiple plants within your tank. This can help you create a lush environment for your Betta to explore. You can even change the color of the lights by using the included remote.

By cycling through the different LED colors throughout the day you can replicate nighttime. This can help your fish live a healthier life by aligning their biological clock. You can also completely turn the LED off if need be using this remote. You can even make your tank flash like lightning.

The tank also comes with its own filter to keep things clean. The included filter is oversized and made to use all types of filter media. The filter comes with all three oversized filters including a mechanical and a biofilter. The media combine for a wonderful cleaning effect.

Fluval Flex 57
Our rating:4.1 out of 5 stars (4.1 / 5)

  • Unique LED Settings
  • Oversized Filter Media
  • Large Size
  • Noisy Pump
  • Scratches Easy

8 MarineLand Portrait Glass LED Aquarium Kit

The MarineLand Portrait Tank holds around 5 gallons of water in total. This tank has clear glass giving you a picture-perfect view of your fish. This makes this a perfect aquarium for giving a little accent to your room. On top of that, it comes with everything you need for filtration.

Unlike some of the other tanks, the MarineLand has a sliding glass lid to make cleaning a breeze. This also gives you easy access to feed your Betta or treat the water as well. The light of the tank is also hinged so that you can easily move it out of the way without any damage.

The tank comes with a filtration system to help keep your bettas habitat clean. You will receive a  Marineland’s 3-stage hidden filtration, Along with a Rite-size Z cartridge and Bio foam. Simply install the filter and insert your free media to get things going.

The LED lights for this tank also have a few different settings. You can switch between a night or day LED with the push of a switch. The included LED lights create the look of moonlight and sunlight on your MarineLand tank for a peaceful look.

Finally, you will also receive an adjustable flow filter to help you control the flow of your tank. You can turn the flow up or down to meet your specific fish’s needs.

MarineLand Portrait Glass LED Aquarium Kit
Our rating:4.2 out of 5 stars (4.2 / 5)

  • Relaxing LED Lighting
  • Easy to Clean
  • LED Can’t Grow Pants
  • Flimsy Read Cover

9 Aqueon 10 Gal LED Aquarium Kit

The Aquenon aquarium is the more classic looking aquarium on this list. The simple fist tank design makes it one of the best betta fish tanks you can buy. The tank is perfect for putting in your home. It will also provide your Betta with ample space to swim or explore.

The hood of this tank is a low-profile cover. The cover holds the LED lights and fits snuggly on the top of the tank. The hood can be easily removed for cleaning if need be but protects your fish when clipped on. The hood also has a feeding hatch and break off points so that you can add accessories with ease.

The LED lights used in the aquarium are energy saving white bulbs. In addition, the filter that comes with the aquarium is connected to an LED light. The light will alert you to win the filter needs changing by flashing. Best of all, the LED that flashes is red so you can tell the difference from the white LED lights.

The included filter is the QuitePro 10. This filter is specifically made to keep things quiet while it runs. You will also receive a heater with this kit that keeps your tank at 78 degrees This filter also has an LED indicator along with safety shut-off if things start to get hot.

Best of all, you will get tons of samples for your fish with this kit. Along with a net and thermometer, you will receive food and water care samples. These will help you get started in caring for your betta.

Aqueon 10 Gal LED Aquarium Kit
Our rating:3.7 out of 5 stars (3.7 / 5)

  • Classic Tank With Tons of Features
  • Includes a Heater
  • Easy To Clean
  • Filter Needs to be Changed frequently
  • LED Lights Burn Out Fast

10 Tetra Crescent Acrylic Aquarium Kit

The Tetra Crescent tank holds 5 gallons of water. Due to the small size of this aquarium it is another great choice for putting in smaller spaces. The tank includes everything you need to get started with your betta fish. The Crescent also prides itself on being an energy efficient item.

This tank comes with a mechanical filter that uses mesh to catch debris. This helps keep your tank therefore keeping it from being cleaned as frequently. The tank also uses carbon to help neutralize odors and prevent discoloration.

The tank is equipped with 16 LED lights to show off your betta’s bright color. The LED can be toggled on and off with a switch. The lights provide a soft look to your tank. You will also receive a clear plastic cover so that you can also view your fish from above.

The design of the Tetra crescent is visually appealing. The tank is curved in the front to create a unique look.

Tetra Crescent Acrylic Aquarium Kit
Our rating:3.7 out of 5 stars (3.7 / 5)

  • Nice Presentation
  • Simple
  • Great Price
  • Limited Filter Media
  • Weak LED

Picking Out Your New Aquarium

Now that you know about all of these great tanks, you may also be wondering which one to choose. When it comes to buying your fish a home there is a lot you should know. These are some of the best betta fish tanks you can buy, which makes the choice even harder.

First things first, are you buying a new betta fish? If the answer is yes then your going to want to do some research. Betta fish may be a hardy breed but, they still need specific care in order to thrive. Just throwing your Betta in a bowl of water isn’t going to keep your fish healthy for long.

Top 10 Betta Fish Tanks


In order to properly care for your betta, you will need to have a proper tank and filter. The tank needs to be large enough for the betta to swim freely. The filter needs to be powerful enough to clean your fish’s mess without sucking them in along with it.

Picking tanks that come with a kit is a rather great way of kick-starting your hobby. These kits will provide everything you need to get started without having to buy all the pieces separate. Some kits will even include food for your betta as well, or even a free fish coupon

You will also need to make sure that the water in your tank is appropriate for the betta. If you don’t use a heater then the water may become too cold. This can cause your fish to become lethargic or even start to get sick.

Top 10 Betta Fish Tanks In 2021

While a heater can help this, some tanks don’t support heaters or make putting one in a pain. This can be especially frustrating if your fish is living in a colder environment. You need to make sure the tank you buy can be customized to your needs without a ton of hassle.

To properly monitor the temperature of your tank you will want to add on a thermometer. This simple tool will help you know when things get colder in the tank. This can also help you better manage the environment of your fish.

LED lights can also help set the mood of your tank. Lights can do many things from creating a nice look to help simulate day and night to your betta. A good set of LED lights can even help you grow plants in your aquatic environment.

Next, you’re not going to want to have a tank you have trouble cleaning. Having an easy to remove lid can alleviate many common tank problems. If the lid of your tank works with you it makes feeding, cleaning, and adding medicine much easier

In addition to cleaning, you will want to think about what type of filter your tank is using. A good filter can make the times between cleaning farther apart. If possible, you will want to have a filter that uses all three types of media bio, mechanical, and chemical.

When you use all types of media in unison it creates harmony in your tank. The media will all work together to keep things clean and keep healthy bacteria growing. While you will need to change the media, it will be way easier than giving your tank a weekly scrubbing.

You will also want to choose a filter that doesn’t suck in water too forcefully. Betta fish are small and can be swept up by a strong filter easily. Make sure to look into how strong the suction of a filter is before you commit to using it.

Top 10 Betta Fish Tanks

If you’re looking to get a good betta fish tank that is eco-friendlier then you can get a plant-based aquarium. These aquariums use plants to filter out fish waste and help keep the water fresh. You will have to buy or grow the plants in order to use this process, however.

Likewise, you don’t want to have an extremely strong flow of water. If the water being pushed out of the filter is too strong, your fish will be pushed around. This can lead to your betta becoming stressed out or unable to freely swim in the tank.

Once you have figured out all of your tanks accessories you can start to worry about size. Where exactly do you plan on putting your new betta fish? If it’s in an office environment, you aren’t going to want a 10-gallon tank sitting on your desk.

Likewise, if you want a nice centerpiece for your living room you may opt for a larger aquarium. This way you can give your betta plenty of room to swim while creating a nice habitat. The aquarium can even give your selected room a more serene feeling.

If your fashion savvy then you may opt for a more stylish tank. There are plenty of tanks listed that have a unique look. These can help make your room or desk pop. Just remember to check on the functionality of the product as well.

The above top-rated betta fish tank can meet many of these needs. Our ten recommended tanks our both stylish and useful.

The Perfect Tank

Now that you have read our reviews and looked at this wonderful selection of tanks you probably have a favorite. These are some of the best betta fish tanks we could find. Each of these tanks is equipped with the core components of a great tank.

If you’re still debating, we hope that you learned what it takes to make a home for your fish. Many of these tanks can also work both in your home or office. Take your time to decided which tank will look the best for your personal space.

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