Aug 08, 2026 — Digital Edition
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Fish Tank Gallon Sizes and Dimensions Chart: A Comprehensive Guide

Aquarium Sizes, Weights & Dimensions Guide

Fish Tank Gallon Sizes and Dimensions Chart
Fish Tank Gallon Sizes and Dimensions Chart

A 10- gallon fish tank weighs ~121 lbs fully set up. Use our complete aquarium specifications chart—dimensions, water weight, gravel weight—to plan safely.

Aquarium Sizes My Complete Guide After Owning Tanks from 5 to 125
Aquarium Sizes My Complete Guide After Owning Tanks from 5 to 125

Here are the dimensions and gallon sizes of all standard fish tanks : Small Standard Aquariums You'd want to avoid getting a small tank if you're a complete beginner in fish keeping. Smaller tanks get polluted the quickest and it's more difficult for a beginner to keep the water parameters in check.

Aquarium Tank Sizes Dimensions, Gallons, Weight Charts

How to CO2 Aquarium Setup
How to CO2 Aquarium Setup

Standard tank dimensions with calculated water volume, filled weight, glass thickness, heater wattage, and substrate requirements.

Find your aquarium size , dimensions and filled weight. Standard fish tank dimensions chart (10-180 gallon ) plus a custom aquarium size calculator.

Standard ADA Aquarium Sizes and Volumes Spec Tanks
Standard ADA Aquarium Sizes and Volumes Spec Tanks

Fish Tank Sizes Guide Dimensions, Weight & Stocking Ideas

Complete guide to every popular aquarium size from 3 to 125 gallons . Dimensions , weight, best fish , equipment recommendations, and setup guides for each tank size .

Every standard aquarium size in one chart — L x W x H dimensions , empty & full weights, and expert tips to pick the right tank for your space and fish .

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Our Products

Aquarium Sizes

Choosing the right aquarium size is one of the most important decisions you'll make as a fish keeper. and one where I see beginners go wrong most often. I've personally owned and run 5-gallon, 10- gallon , 20- gallon , 29- gallon , 40- gallon , 65- gallon , and 125- gallon tanks over my 25 years in the hobby, across both freshwater and saltwater setups.

Here's the chart ; Aquarium Sizes Chart ( Dimensions And Weight) ... The above information is for most standard glass aquarium sizes and weights. If you are considering an acrylic tank , they are available in many of the same sizes , they will just weigh a little less.

Goldfish Care Guide Everything You Need to Know
Goldfish Care Guide Everything You Need to Know

Standard Aquarium Dimensions Chart (Gallons, Liters, Inches ...

Standard Aquarium Dimensions Chart ( Gallons , Liters, Inches, Centimeters) / Fish Aquarium Guide, Guide / By Ian

Goldfish Tank Size Guide How Much Space Do They Really Need Aqua Revolt
Goldfish Tank Size Guide How Much Space Do They Really Need Aqua Revolt
Why Put Co2 In Aquarium
Why Put Co2 In Aquarium
Aquario Neo CO2 Diffuser Premium Aquarium CO2 Diffuser Kit for Plants
Aquario Neo CO2 Diffuser Premium Aquarium CO2 Diffuser Kit for Plants
DIY CO2 Aquarium The Complete Guide to Building Your Own CO2 System
DIY CO2 Aquarium The Complete Guide to Building Your Own CO2 System
15 Gallon Aquarium Size Chart Fish Tank Gallon Dimensions Chart XYFQCY
15 Gallon Aquarium Size Chart Fish Tank Gallon Dimensions Chart XYFQCY
hygger CO2 Static Cling Fish Tank Background Paper hygger
hygger CO2 Static Cling Fish Tank Background Paper hygger
Aquarium Co2 Schedule
Aquarium Co2 Schedule
Goldfish Tank Your Guide To Successful Goldfish Care AquariumStoreDepot
Goldfish Tank Your Guide To Successful Goldfish Care AquariumStoreDepot

Aquarium Weights & Sizes Aquarium Weights & Sizes Below are some rough guidelines as to what to expect when looking at aquariums and empty vs full weight. The weights are an estimate because the amount of rock, thickness of glass and type of water all effect the weight calculations.