Best 5-Gallon Aquariums of 2025
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5-gallon aquariums are perfect for those who want to keep fish or other aquatic creatures in a small and compact space. These aquariums are ideal for small apartments, offices, or classrooms. They come in a variety of shapes and styles, including cube, rectangular, and bow-front designs. Some models even come with built-in filtration systems and LED lighting for added convenience. With their small size, 5-gallon aquariums are easy to maintain and are a great option for beginners or those with limited space. They provide a beautiful and relaxing addition to any living space while providing a comfortable home for aquatic pets.
At a Glance: Our Top Picks
Top 10 5-Gallon Aquariums
GloFish Aquarium Kit: 5 Gallon Tank with LED Lighting and Filtration
The GloFish Aquarium Kit is a 5-gallon tank with a seamless, crescent-shaped design, a black canopy with a convenient feeding hole, energy-efficient blue LED lighting, and an internal filter with a dual-sided mesh to catch debris and waste. It's made of acrylic and is perfect for small fish, like GloFish, that need plenty of room to swim. The tank is easy to set up and is very quiet, making it a great starter tank for kids.
Imagitarium 5 Gallon Betta Aquarium
The Imagitarium Betta Aquarium Kit is designed to enhance your home with the beauty of aquatic life. This 5-gallon aquarium allows you to easily showcase your fish and create an inviting underwater ecosystem. With a focus on innovation, Imagitarium provides reliable products that make maintaining an aquarium enjoyable and straightforward. You can effortlessly integrate the aquarium into your living space, adding a touch of tranquility to your environment. The brand's extensive product line supports you in creating a thriving habitat for your pets, ensuring their well-being and your satisfaction.
Wonderfactory 5 Gallon Smart Aquarium
The Wonderfactory Smart Aquarium is designed for simplicity and efficiency. Its all-in-one modular design eliminates the hassle of multiple accessories and complicated setups, allowing you to enjoy a beautiful aquarium with just one power cord. The ultra-thin filtration system ensures your fish live in clean water while being quiet, making it perfect for any room. With high-quality glass and a digital display, you can easily monitor key functions like water temperature and pump speed. Plus, the automatic feeder simplifies feeding, letting you enjoy your aquarium without daily chores.
TARARIUM 5 Gallon Fish Tank
The TARARIUM Self-Cleaning Aquarium is a 5-gallon fish tank that offers a convenient and hassle-free way to keep your fish tank crystal clear. With its complete filter system, this aquarium is self-cleaning, reducing the need for frequent water changes. The built-in 3 color dimmable LED lights not only provide illumination but also enhance the beauty of your fish and plants. You can also create a more vibrant environment by planting aquatic plants on top of the fish tank. Made entirely of glass, this fish tank is durable and will add a touch of elegance to any room. With its compact size, it is perfect for small fish like betta, guppy, and shrimp. Plus, it comes with a 180-day warranty and friendly customer service. Bring color and life to your space with the TARARIUM Self-Cleaning Aquarium.
PENN-PLAX Water-World Radius Desktop Nano Aquarium Kit
The PENN-PLAX Water-World Radius Desktop Nano Aquarium Kit is perfect for small or unused spaces, featuring a finely constructed bent glass that's 1/8” thick with 2 curved corners for unobstructed views, a Cascade 300 Fully Submersible Internal Filter that cycles water at 70 Gallons per Hour, making it great for beginners, and includes almost everything you need in 1 package, including a 5 Gallon Glass Tank, Glass Lid, Clear Mounting Clips, Silver LED Light, and Mat.
Aquatop Venti Aquarium Kit
The Aquatop Venti Kit is an all-in-one 5-gallon glass aquarium that provides a sleek and modern look, perfect for a showcase aquarium. It is designed to create an ideal freshwater environment for Betta fish, shrimp, guppies, other small fish, and freshwater invertebrates. The kit includes superior filtration with air-driven filtration, a replaceable cartridge with activated carbon for mechanical and chemical filtration, and bio foam for biological filtration. The kit also features long-lasting LED lighting that is dimmable and a tank lid with mounting clips. The compact size makes it perfect for work desks and compact spaces in the home. With the Aquatop Venti Kit, you can easily install and maintain an aquatic environment for your creatures.
Penn-Plax Vertex Desktop Aquarium Kit - 5 Gallon Tank
The Penn-Plax Vertex Desktop Aquarium Kit is perfect for small spaces and beginners. The 5-gallon tank is made from 1/8" thick bent glass, with 2 curved corners for unobstructed views. The kit includes a power hang-on filter, digital thermometer, fish net, glass lid, and clear mounting clips. It's ideal for adults and children alike and measures 10.5" (W) x 9.75" (D) x 12" (H).
LANDEN 36P 5 Gallon Rimless Low Iron Aquarium Tank
The LANDEN 36P 5 Gallon Rimless Low Iron Aquarium Tank has a rich landscape design that is suitable for all kinds of scenes. It has a 5mm thickness, high light transmittance, and low iron glass with 91% transparency. The tank has a standard right angle, mirror edge grinding, and accurate size with uniform joints and smooth feel. It comes with a black nano foam leveling mat, and professional packaging to ensure safe transportation.
Aquatop Pisces Bullet Shaped Glass Aquarium, 5 Gallons, 53GPH
The Aquatop Pisces Aquarium is a sleek and modern 5-gallon fish tank with bullet-shaped glass and seamless curved corners. It includes an innovative multi-stage internal filter box system with a submersible pump and an easy-change drop-in filter cartridge filled with premium activated carbon, as well as a drop-in Bio-plate and ceramic rings for superior filtration. This space-saving desktop aquarium is perfect for both freshwater and saltwater tank set-ups, making it great for shrimp and other small invertebrates. It also comes with a bright, touch-sensitive LED light that has a moonlight setting and a tank lid with mounting clips. With the Aquatop Pisces Aquarium, you can enjoy a beautiful and convenient fish-keeping experience.
Aquarium Masters 5 Gallon Tank
The Aquarium Masters 5 Gallon is a well-designed aquarium that combines functionality with aesthetic appeal. Its compact size of 16.2"x8.4"x10.5" makes it perfect for smaller spaces, allowing you to create a cozy home for your fish. Each tank is carefully inspected to ensure it meets high industry standards, giving you peace of mind. The diamond polished edges and commercial-grade silicone not only enhance its look but also prevent leaks, ensuring a safe environment for your aquatic friends. With distortion-free glass, you can enjoy an unobstructed view of your fish as they swim in their habitat.
During our 5-gallon aquarium research, we found 24 5-gallon aquarium products and shortlisted 10 quality products. We collected and analyzed 32,236 customer reviews through our big data system to write the 5-gallon aquariums list. We found that most customers choose 5-gallon aquariums with an average price of $78.88.
The 5-gallon aquariums are available for purchase. We have researched hundreds of brands and picked the top brands of 5-gallon aquariums, including GloFish, imagitarium, Wonderfactory, TARARIUM, Penn-Plax. The seller of top 1 product has received honest feedback from 385 consumers with an average rating of 4.7.
Janie Foster is a writer & pet blogger from Los Angeles, she enjoys living with her two cats and three dogs. She owned her first dog 10 years ago and then started her personal blog to record her dog's daily life. Throughout her personal life, she has developed specialized knowledge in pet care, pet nutrition, feeding habits, and more.