Gallon Imperial Converter

Convert Gallon Imperial to all other Volume Units
Gallon Imperial (imp gal) ➜ All Volume Units (All)
 
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Gallon Imperial vs All Volume Units Comparison Chart

Source - Gallon Imperial

Gallon Imperial (imp gal) - Definition and Overview

What is Gallon Imperial?

An Imperial Gallon is defined as 4.54609 liters or approximately 277.42 cubic inches. The Imperial gallon is primarily used in the United Kingdom and some other Commonwealth countries.

Summary

  • The Imperial gallon is a unit of volume that is commonly used in the United Kingdom and some other Commonwealth countries to measure the volume of liquids, such as gasoline, milk, and water
  • It is also used in the brewing and distilling industries to measure the volume of beer and spirits
  • The Imperial gallon is a convenient unit of volume because it is easy to convert to other units of volume, such as liters and cubic inches.

Author Information

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Rajesh V U

Full-Stack Developer & Storage Technologist | Creator of UnitSmash.com
Last updated: June 1, 2026

I am a Storage Technologist with strong experience in enterprise storage systems, Angular development, and web-based tools. I enjoy building practical calculators, converters, and utilities, and I also create original cartoons. I share my tools, articles, and creative work on my personal website, rajeshvu.com.