It’s important to note that these weights are approximate and can vary based on the specific design, thickness of the materials, and additional components like the filter, gravel, decorations, and water itself. Acrylic tanks typically weigh around 10-15 kilograms (22-33 pounds) for a 25-liter capacity. If the fish tank is made of acrylic, it will be lighter compared to a glass tank. Glass is relatively heavy and adds to the overall weight of the tank. If the fish tank is made of glass, the weight can be roughly estimated at around 20-25 kilograms (44-55 pounds). However, I can provide you with an estimate based on common materials used for fish tanks. The weight of a 25-liter fish tank can vary depending on the material it is made of. How much does a 25 Litre fish tank weight? If you have specific dimensions or measurements for a water tank, please provide them so that I can assist you further with the weight calculation. Keep in mind that this calculation only provides the weight of the water itself and does not account for the weight of the tank structure or any other objects inside the tank. Multiply the volume by the density of water to obtain the weight of the water in the tank.

For example, if the volume is given in liters, convert it to cubic meters by dividing by 1000.

Convert the volume of water to the appropriate unit.

The density of water is approximately 1 gram per cubic centimeter (g/cm³) or 1000 kilograms per cubic meter (kg/m³).

To calculate the weight of a water tank, you need to know the density of water and the volume of water in the tank.

Density of water calculator