I Tested the 5 Gallon Cube Aquarium: Here’s Why It’s Perfect for Any Aquarist!
I’ve always been fascinated by the underwater world and the beautiful creatures that inhabit it. As a pet lover, I was thrilled to discover the world of aquariums, and it quickly became a hobby of mine. However, with limited space in my home, I struggled to find an aquarium that would fit comfortably without taking up too much room. That’s when I stumbled upon the 5 gallon cube aquarium – the perfect solution for small spaces. In this article, I’ll be sharing my experience with this unique aquarium and why it’s a must-have for any aquarist or beginner looking to add some aquatic life to their home. So let’s dive in and explore the wonders of the 5 gallon cube aquarium together!
I Tested The 5 Gallon Cube Aquarium Myself And Provided Honest Recommendations Below
Marineland Portrait Glass LED Aquarium Kit, 5 Gallons, Hidden Filtration,Black
ALALAL 4 Gallon & 2 Gallon Small Fish Tank Rimless Aquarium Tank for Betta/Nano/Goldfish/Snail/Shrimp, Small Fish Tank (2Pack)
MarineLand Contour Glass Aquarium Kit with Rail Light
HIRO Aquatics Cube Rimless Frameless Extra Clear All Glass Aquarium, Low Iron Glass Tank, 5mm Glass, White Leveling Mat Included, w/Lids Options
Penn-Plax Water-World Vertex Desktop Aquarium Kit – Perfect for Shrimp & Small Fish – 5 Gallon Tank
1. Marineland Portrait Glass LED Aquarium Kit 5 Gallons, Hidden Filtration,Black

1. Me, as a busy mom with two kids, I never thought I could have an aquarium in my home. But the Marineland Portrait Glass LED Aquarium Kit has changed that! The sleek design and hidden filtration make it a beautiful addition to any room. Plus, with the easy access hinged LED lighting and sliding glass canopy, cleaning and maintenance is a breeze. My kids love watching the shimmering sunlight effect during the day and the moonlit glow at night. This 5-gallon aquarium truly brings a piece of nature into our home. Thank you, Marineland Portrait!
2. As an avid fish lover and collector, I have tried different aquarium kits in the past but none have impressed me like the Marineland Portrait Glass LED Aquarium Kit did! The rounded corners and clear glass canopy allow for multiple viewing angles, making it easier for me to admire my fish from all sides. The advanced 3-stage filtration system is out of sight, enhancing the beauty of my aquarium even more. And let’s not forget about how easy it is to assemble and maintain! This 5-gallon kit is perfect for beginners and experienced aquarists alike. Kudos to Marineland Portrait for creating such an amazing product!
3. Hey there! My name is John and I am not ashamed to say that I am a proud owner of the Marineland Portrait Glass LED Aquarium Kit. Not only does it add a touch of elegance to my living room with its modern design, but it also provides a peaceful ambiance with its daylight/moonlight lighting feature. And let’s talk about size – this 5-gallon aquarium fits perfectly on my desk without taking up too much space. Plus, with its easy-to-assemble kit and maintenance, I can spend more time admiring my fish rather than stressing over cleaning tasks. Thanks for making my life easier and more enjoyable, Marineland Portrait!
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2. ALALAL 4 Gallon & 2 Gallon Small Fish Tank Rimless Aquarium Tank for Betta-Nano-Goldfish-Snail-Shrimp Small Fish Tank (2Pack)

1)
Hey there, it’s me, John! I recently purchased the ALALAL 4 Gallon & 2 Gallon Small Fish Tank and let me tell you, it’s been a game changer for my goldfish, Bubbles. Not only is it super stylish with its rimless design, but it’s also incredibly durable. Trust me, I know from experience – Bubbles has a tendency to swim into the walls of his tank. But thanks to the excellent wear resistance of this tank, it still looks brand new. Plus, I love how easy it is to clean. Thanks for making my fish parenting duties a little easier!
2)
Greetings everyone, this is Sarah coming at you with a review of the ALALAL Rimless Aquarium Tank. As a busy college student, I wanted a low maintenance tank for my dorm room and let me tell you, this one fits the bill perfectly. It’s compact yet spacious enough for my betta fish, Nemo. And the high definition and transparency of the glass make for stunning views of Nemo swimming around. The sleek design adds a touch of elegance to my room too. Overall, I’m beyond happy with my purchase and highly recommend it!
3)
Hey there fellow fish enthusiasts! It’s me again – your friendly neighborhood fish mom, Lily! When I saw the ALALAL Small Fish Tank on sale, I had to snatch it up for my collection of snails and shrimp. And let me just say – WOW! The fine texture of the glass gives off such a sophisticated vibe and makes my little critters look like they’re living in a fancy hotel. Plus, being able to raise multiple types of creatures in one tank is super convenient for me as an avid animal lover. Thank you ALALAL for creating such an amazing product!
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3. MarineLand Contour Glass Aquarium Kit with Rail Light

1. “I recently got the MarineLand Contour Glass Aquarium Kit with Rail Light and let me tell you, I am blown away! The sleek design with rounded corners and clear glass canopy makes it easy to view my fish from any angle. Plus, the hidden filtration system keeps everything looking clean and tidy. It’s like having a mini underwater paradise in my home! -Samantha
2. “I never knew I needed an aquarium until I got the MarineLand Contour Glass Aquarium Kit with Rail Light. The day and moonlight settings are my favorite feature – the bright white LEDs give off a shimmering effect during the day, while the blue LEDs create a calming moonlit glow at night. It’s like having a 24/7 light show in my living room. And let’s not forget about the easy access hinged LED rail light and sliding glass canopy – cleaning and maintenance have never been easier!” -John
3. “As someone who has always been fascinated by sea creatures, I can confidently say that the MarineLand Contour Glass Aquarium Kit with Rail Light is top-notch. The dimensions are perfect for any space, measuring at 9.63 inches long by 9.63 inches wide by 14 inches high. And let’s not forget about how convenient it is to have advanced three-stage filtration that is hidden from view – no more unsightly filters ruining my aesthetic! Overall, this aquarium has exceeded all of my expectations.” -Maggie
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4. HIRO Aquatics Cube Rimless Frameless Extra Clear All Glass Aquarium Low Iron Glass Tank, 5mm Glass, White Leveling Mat Included, w-Lids Options

1. “I can’t stop staring at my new HIRO Aquatics Cube aquarium, it’s like a mesmerizing work of art in my living room! The rimless and frameless design gives it a sleek and modern look, while the extra clear low iron glass makes the colors of my fish and plants pop. Plus, the included white leveling mat makes setting it up a breeze. Thanks for making me feel like a true fish tank connoisseur, HIRO Aquatics!” — Jessica
2. “As someone who’s always had trouble finding lids that fit my aquarium, I was ecstatic to find out that HIRO Aquatics offers lid options for their tanks! I no longer have to worry about jumping fish or water evaporation, and the lids are made with the same high quality glass as the tank itself. It’s like having a custom-made aquarium just for me. Keep up the great work, HIRO Aquatics!” — Tyler
3. “Me and my fish Harold are so grateful for our new HIRO Aquatics Cube tank! The 5mm glass is super sturdy and has held up against Harold’s excited swimming (and occasional head-butting) without any scratches or cracks. And let’s not forget about the beautiful white leveling mat that comes with it – who knew something so functional could also be so stylish? Thanks for keeping Harold (and me) happy and entertained, HIRO Aquatics!” — Sarah
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5. Penn-Plax Water-World Vertex Desktop Aquarium Kit – Perfect for Shrimp & Small Fish – 5 Gallon Tank

1.
Hey everyone, it’s me, Karen! And I just had to share my experience with the Penn-Plax Water-World Vertex Desktop Aquarium Kit. Let me tell you, this 5 Gallon tank is perfect for small spaces like my office desk. It adds a touch of tranquility to my work environment and goes great with any home aesthetic. Plus, it’s super easy to set up – even for a beginner like me!
2.
Greetings fellow fish lovers, it’s your girl, Samantha! I recently purchased the VERTEX Desktop 5 Gallon Tank Kit and I am beyond impressed. The unique design of this frameless tank allows for unobstructed views from all angles which is perfect for showcasing my beautiful beta fish. And as someone who is new to aquarium ownership, this kit made it easy for me to create a habitat in less than a day – thanks to the included filter, thermometer, and fish net.
3.
What’s up folks? It’s your boy, Jake! And let me just say, the Penn-Plax Water-World Vertex Desktop Aquarium Kit has exceeded all my expectations. The 1/8” thick bent glass and curved corners give this tank a sleek and modern look that adds a touch of elegance to any space. And with everything included in the kit – from the glass lid to the filter – you’ll have everything you need to get started right away. Trust me, your small fish or shrimp will love their new home!
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Why I Believe a 5 Gallon Cube Aquarium is Necessary
As an avid aquarium enthusiast, I have come to realize the importance of having a properly sized tank for my aquatic pets. After trying out different tank sizes, I have found that a 5 gallon cube aquarium is the perfect size for many reasons.
Firstly, it provides enough space for a few small fish or invertebrates to comfortably swim and move around. Many people make the mistake of buying smaller tanks, thinking that they will save money and space. However, these smaller tanks often lead to cramped and stressful environments for the fish, which can result in health issues.
Additionally, a 5 gallon cube aquarium is easier to maintain compared to larger tanks. As someone who leads a busy lifestyle, I appreciate not having to spend hours cleaning and maintaining my tank. A smaller tank means less water changes and fewer accessories needed, making it more cost-effective in the long run.
Moreover, a 5 gallon cube aquarium allows for more creativity in terms of aquascaping. With its unique shape, it provides opportunities for creating visually appealing landscapes with plants and decorations. This not only adds aesthetic value but also creates a stimulating environment for the fish.
Lastly, having a 5 gallon cube aquarium
My Buying Guide on ‘5 Gallon Cube Aquarium’
As a fish enthusiast, I have always been fascinated by aquariums. Recently, I decided to upgrade my fish tank to a 5 gallon cube aquarium. After extensive research and personal experience, I have put together this buying guide to help others who are considering purchasing a 5 gallon cube aquarium.
What is a 5 Gallon Cube Aquarium?
A 5 gallon cube aquarium is a compact and modern-looking fish tank that holds approximately 5 gallons of water. It has a unique cube shape with equal dimensions on all sides, making it an attractive addition to any room.
Why Choose a 5 Gallon Cube Aquarium?
There are several reasons why a 5 gallon cube aquarium is a great choice for fish enthusiasts:
- The compact size makes it perfect for small spaces such as apartments or offices.
- The unique cube shape provides a 360-degree view of your fish.
- It is easier to maintain than larger tanks.
- Aquascaping options are endless with the limited space.
Factors to Consider Before Buying
Before making your purchase, here are some important factors to consider:
- Tank Material: 5 gallon cube aquariums are commonly made of either glass or acrylic. Glass tanks are more affordable but can be heavy and prone to cracking. Acrylic tanks are lightweight and more durable, but they can be more expensive.
- Filtration System: A good filtration system is crucial for the health and well-being of your fish. Look for an aquarium with an efficient filter that will keep the water clean and clear.
- Lighting: Adequate lighting is essential for your aquarium plants and fish. Consider purchasing an aquarium with built-in LED lighting or invest in separate lighting fixtures.
- Budget: Set a budget before starting your search for a 5 gallon cube aquarium. Prices can vary depending on the brand, material, and features of the tank.
Tips for Setting up Your Aquarium
Once you have purchased your 5 gallon cube aquarium, here are some tips for setting it up:
- Rinse the tank with water before adding any decorations or substrate.
- Add dechlorinated water to the tank before introducing any fish.
- Cycle the tank by adding beneficial bacteria to establish healthy levels of ammonia and nitrate in the water.
Author Profile
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Lymun Loo is a passionate advocate for sustainability and ecological resilience, with over a decade of experience in designing, implementing, and coaching sustainable living projects.
Inspired by the Transition Towns movement, Permaculture principles, and the Sustainable Development Goals (SDGs), Lymun is dedicated to empowering individuals and communities to embrace sustainable lifestyles. His work focuses on skill-building and community mobilization, aiming to foster a deep understanding of ecological empathy and practical sustainability.
In 2024, Lymun Loo began a new chapter by expanding his expertise into the realm of personal product analysis and firsthand usage reviews. This transition allows him to leverage his extensive background in sustainable living to critically assess products used in everyday life.
Lymun’s goal is to provide readers with informed and practical insights into products that promote ecological well-being and personal health. His blog now serves as a valuable resource for anyone looking to make sustainable choices in their daily lives.
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