How to Choose the Right Aquarium for Your Space
By Pro Shrimp | Published: 2026-10-19
Category: Buying Guides
Learn how to match an aquarium to your available space, budget, and experience level. Compare nano and starter tanks to make a smart first purchase.
Quick answer
Choose a tank based on your available surface area, your budget for extras, and how much maintenance you want. For tight desks or shelves, a nano aquarium kit saves space; for a first tropical setup, a complete starter kit includes the essentials.
Space and weight considerations
Before choosing a tank, measure the exact spot where it will sit. A 35L tank measures 40 x 32 x 28 cm, so check that the surface is level and can support the weight of water, substrate, and decor. Remember that water weighs about 1 kg per liter, so a 35L tank already weighs over 35 kg when full.
Rounded corners on a panoramic tank can create a more natural look and give you a wider viewing angle, but they also mean the tank needs a flat, stable base. If you plan to place the tank on a desk or shelf, confirm the furniture is sturdy enough.
What is included matters
Some tanks come as a bare glass box, while others include lighting, filtration, and heating. A complete kit can save you time and the hassle of matching separate components, which is especially helpful if you are new to keeping shrimp or fish.
If you already own a filter, heater, and light, a tank-only option may be more cost-effective. But if you are starting from scratch, a kit with the essentials included often works out cheaper than buying each part separately.
Decision rules for choosing your tank
- Measure your space first: Write down the length, width, and height of the available spot. Compare it with the tank's dimensions, leaving at least 5 cm of clearance on each side for equipment and airflow. Check that the surface is level and can support the filled weight.
- Count the hidden costs: If you need a filter, heater, light, and net, a complete kit may be more economical than buying a bare tank and separate parts. If you already own these, a tank-only option like the Dennerle Nano Scapers Tank could be the better value. List what you already own before comparing prices.
- Match the tank to your experience: Beginners should choose a complete starter kit to avoid compatibility issues. Experienced aquascapers can pick a tank-only model and build the setup around their preferred equipment. Choose the kit if this is your first tank; choose the bare tank if you are upgrading or building a scape.
- Think about maintenance: Smaller tanks, like a 35L nano, need more frequent water changes because water parameters shift faster. A slightly larger 40L kit gives a bit more buffer for beginners, making it easier to keep water stable. Plan a weekly maintenance routine before you buy.
Products that fit different needs
- Dennerle Nano Scapers Tank 35L: Dennerle Nano Scapers Tank 35L is a panoramic aquarium with rounded corners, ideal for plants, shrimp, and snails. It includes an underlay and cover glass. This tank suits aquascapers who want a clear, unobstructed view and already have their own filter, heater, and lighting.
Dennerle Nano Scapers Tank 35L - Superfish Start 50 Aquarium Kit: Superfish Start 50 Aquarium Kit is a 40L complete tropical setup with LED lighting, an internal filter, a heater, and accessories like water conditioner, fish food, a net, and a thermometer. This kit gives beginners everything needed to start a tropical tank right away, without the guesswork of buying separate equipment.
Superfish Start 50 Aquarium Kit
Who should choose what
Best for
- Aquascapers who want a compact, panoramic tank with a natural look and already own equipment
- Shrimp and snail keepers looking for a dedicated nano tank
Not for
- Complete beginners who need a ready-to-run tropical setup with heater and filter included
