Best 6 Mixed Reef Tanks For Betta, Freshwater & Other Fishes

You’re searching for a perfect mixed reef tank but you don’t know which one to pick from the market?

If you’re not sure which size, design, and color to pick, you’re at the right place. We found the 6 most amazing aquariums with the best features, so you can check all the details down below. You have also a guide at the end of this post where you can find many tips before shopping.

Best 6 Mixed Reef Tanks

BEST OF BEST MIXED REEF TANK

Coralife LED Biocube Aquarium

Easy-fitting Model
This model is one of the best you can find on the market if you’re looking for a functional and easy-fitting tank. It comes in black color and it has a seamless design. Because of the simple construction, you can easily match it with any type of home decoration and furniture in your house.

Cube Shape
The aquarium comes in cube shape so you can place it in every corner of your home. It is made of high-quality glass material which is durable and impact-resistant so you can be sure your lovely fishes are safe inside. At the top, there is a plastic lid with an easy-opening door for daily feeding.

32 Gallons
With a measurement of 27.5 x 25.5 x 27 inches, this mixed reef tank can fit 32 gallons of water. You can fit multiple bettas and other fish breeds of similar sizes inside. Add colorful reefs and plants that will fulfill the environment and create the most amazing atmosphere.

LED Lights
The aquarium includes all the needed equipment for beginners so you don’t have to worry about daily maintenance. You will get a powerful filter that will keep the water clean and fresh. LED lights have different modes for night and daytime. You can place this model on every cube fish tank stand.

Buy On Amazon

BEST SALTWATER MIXED REEF TANK

Fluval Sea Fish Tank

Modern Design
If you want to be sure that the tank that you’re buying can be used for freshwater and saltwater applications, this Fluval model is one of the most popular on the market. It has a very modern design that will easily catch everyone’s attention when entering the room.

Glass Construction
This aquarium comes in a rectangular shape which can fit on most commodes and stands. It has a glass construction with low profile hood made of plastic. The glass is extremely strong so you don’t have to worry about safety. This model has silicone edges to prevent any leaking.

Small Fishes
With a measurement of 23.4 x 13.5 x 15.6 inches, this mixed reef tank can fit 13.5 gallons of water. You can fit mini and small fish breeds inside and add reefs, plants, and other aquatic decorations that will fulfill the environment, so your fishes can feel at home.

Filtration System
To save you time with daily maintenance, this home saltwater fish tank includes a powerful 3 stage filtration system. The LED lights will reflect the whole interior so you can have a great view at night. This model can be easily assembled with an included guide.

Buy On Amazon

BEST WITH FILTER MIXED REEF TANK

JBJ Rimless Desktop Aquarium

Easy-fitting Tank
If you need a modern design with a whole setup for beginners, this JBJ aquarium is a great option for every living space. This rimless model is made of durable materials and you can place it on a desk, table, or commode in your house.

Clear View
This mixed reef tank is made of glass and it has silicone protection on the edges so you don’t have to worry about leaking. The aquarium has great transparency which will provide a crystal clear view from multiple angles. This model is impact-resistant for maximums safety.

10 Gallons
The aquarium has 14 x 27 x 13 inches and you can fit 10 gallons of water inside. It is suitable only for mini and small fish breeds like tetra, bettas, and other ones. It is lightweight so you can easily move it and store it when it’s not in the use.

Clip-on Filter
In the package, you will get a clip-on filter that is powerful enough to keep this aquatic environment clean on a daily basis. LED lights have adjustable brightness and 2 colors that will beautifully reflect the interior. This 10-gallon all-in-one aquarium can be easily assembled.

Buy On Amazon

BEST ROUND MIXED REEF TANK

BiOrb Tube Aquarium

Modern Design
This aquarium is one of the best decorative models if you’re looking for a smaller one that can fit in the middle of the table. It has a very modern design and you can choose black or white color depending on your preferences. We recommend this model for beginners.

Cylindrical Shape
The aquarium comes in a cylindrical shape which will provide a great view no matter where you’re standing. It is made of sturdy acrylic material that is impact-resistant so you can be sure it will last you for a long time. It is a lightweight model that can be easily moved around.

9 Gallons
With the measurement of 21.26 x 21.26 x 19.49 inches, this mixed reef tank can fit 9 gallons of water. It is suitable for mini and small fish breeds like bettas and goldfishes. Add decorative reefs and plants in the middle as well as gravel at the bottom.

Included Filter
The aquarium includes a filter that will provide a clean environment so your fish can stay healthy and happy. For the best reflection, this 10-gallon round fish tank has LED lights that will illuminate the colors of the fishes and decorations. An easy opening canopy at the top can be used for feeding.

Buy On Amazon

BEST CUBE MIXED REEF TANK

Innovative Marine Fish Tank

Simple Design
The cube aquariums can fit in every corner and they are a great choice if you’re looking for a space-saving model. This tank for the fishes has a very simple design so you don’t have to worry if it will fit with e style in your living room.

Low Iron Glass
This model has a low iron glass construction with silicone edges that will prevent sliding and bumps. It has a mesh lid to prevent fish from jumping out. This sturdy model is impact-resistant so you can be sure it will last you for years.

10 Gallons
With the measurement of 11 x 15 x 13 inches, this mixed reef tank can fit 10 gallons. Because it is a small and practical tank you can place it on every stable stand in your home. You can fit mini and small fish breeds inside.

Screen Lid
The 10-gallon community tank is fully equipped with a powerful filter so the environment for the fish is clean every day. The screen lid will reflect the whole interior so you can have a beautiful view of this mixed reef aquarium during the day.

Buy On Amazon

BEST BIG MIXED REEF TANK

SC Aquariums Starfire Aquarium

Durable Model
If you’re looking for the largest model that can fit multiple fish breeds and decorative reefs, this is the best one. The modern aquarium comes in black color and it is made of high-quality and durable materials so you can use it for years.

Sturdy Tank
This rimless aquarium is made of impact-resistant glass which is siliconized on the edges. The aquarium has great transparency so you can have a great view from all sides. There is a lid at the top that will prevent water splashing and fish from jumping out.

Spacious Space
The mixed reef tank measures 60 x 24 x 24 inches, and it can fit 150 gallons of water. You can use it for freshwater and saltwater application depending on the equipment and fish breeds you’ll pick. You can fit large reefs and other aquatic decorations like plants, figures, and stones.

Stable Stand
Make sure you place this model on a black fish tank stand that is sturdy and stable enough to hold the weight when it’s filled with water. This model comes with a built-in overflow system for maximum safety. Additional equipment is not included and you can buy needed.

Buy On Amazon

How To Pick The Best Mixed Reef Tank?

In our guide, you can find all the needed information and recommendations about the important features of these aquariums. If you still don’t know which model to choose, keep on reading.

Natural Environment – It is important to create a beautiful aquatic environment for the fish breeds so they can stay healthy and happy in the new home. Make sure that the reef you’re planning to fit inside is suitable so the fishes can swim around. We recommend checking the guide for reef tanks online, so you can be sure everything is perfect for use. Most aquariums don’t come with reefs but you need to purchase them separately on Amazon and similar webshops.

Sturdy Tank – The aquarium that you’ll pick needs to have sturdy and stable construction that will last you for a long time. Make sure it is made of high-quality materials. Most of the aquariums are made of acrylic or glass, and both are sturdy and safe for use. If you want to be sure that the tank is impact-resistant, we recommend acrylic rimless aquariums.

Shape And Size – There are many beautiful models on the market, and you can pick round, square or rectangular models for your living space. We recommend something simple in neutral colors like black or white, that easily match the rest of the home decoration. Make sure the aquarium is large enough for the fish breeds.

Needed Equipment – Most of the mixed reef tanks comes with included equipment like a filtration system so you don’t have to worry about daily maintenance. If the aquarium doesn’t have it, you can buy needed items separately. We recommend picking a model with LED lights so you can have a great view during the day and night.