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Volume & capacity

Just how much is 20 US gallons?

Containers

20 US gal

Scale
20 US gallons

The quantity is exact as entered.

75.71 LVolume
60 litre aquarium

An aquarium is a transparent tank for keeping and displaying live fish and aquatic plants.

60 LVolume
These are equal-volume cubes. Edge lengths grow with the cube root of capacity; the cubes do not depict container exteriors.

A little perspective

20 US gallons is about 1.26 times the capacity of a 60 litre aquarium.

Measurements, assumptions & sources +

20 US gallons

Volume: 75.71 L; definition.

The quantity is exact as entered. Comparisons use the clearly stated specimen, model or nominal measurement.

NIST — SI conversion factors

60 litre aquarium

Volume: 60 L; example.

Defined 60 litre capacity. Actual containers, servings and fills vary. Outer shape is not used to calculate capacity.

Defined examples — our methodology

The marked volume is calibrated. Unmeasured illustration details are representative.

Measurement details

Why these numbers?

Compare 20 US gallons with the volume of a 60 litre aquarium. The notes below explain how each value was chosen.

20 US gallons

75.71 L

Volume · definition

The quantity is exact as entered. Comparisons use the clearly stated specimen, model or nominal measurement.

60 litre aquarium

60 L

Volume · example

Defined 60 litre capacity. Actual containers, servings and fills vary. Outer shape is not used to calculate capacity.

Comparing
Volume ↔ Volume
Relative size
20 US gallons is about 1.26 times the capacity of a 60 litre aquarium. 20 US gallons is approximately 26.2% greater than the volume of a 60 litre aquarium.

How to read the visual

The diagram uses the recorded measurements. Details outside the marked spans do not set the scale.

  • The volume of a 60 litre aquarium: This is an illustrative comparison value, not a claim that every example is the same.

Volume measures three-dimensional space; a container’s capacity is not its outside dimensions.

75.708 Llitres
0.075708 m³cubic metres
16.653 UK galUK gallons

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