Convert Imperial Gallon to Cubic Metre
Instantly convert Imperial Gallon (gal (UK)) to Cubic Metre (m³). Free and accurate.
About This Conversion
What is a Imperial Gallon to Cubic Metre conversion?
One imperial gallon (gal (UK)) is equal to 0.00454609 cubic metre (m³). This relationship is fixed by international measurement standards and does not change. To convert any number of imperial gallon to cubic metre, multiply your value by 0.00454609; to go the other way, divide by 0.00454609.
How to convert Imperial Gallon to Cubic Metre
The conversion formula is: 1 gal (UK) = 0.00454609 m³. Enter any value into the converter above and the result updates instantly. The formula is also shown alongside the answer so you can check the working or use it in your own calculations.
Where is this conversion used?
Volume conversions appear in cooking, chemistry, medicine, fuel measurement, and plumbing. The metric system uses litres and millilitres; the imperial system uses pints, gallons, and fluid ounces — and US and UK gallons differ from one another. Pharmacists, bartenders, chemists, plumbers, and fuel engineers routinely convert volumes. Note that a US gallon (3.785 L) and a UK/Imperial gallon (4.546 L) are not the same — always confirm which gallon is intended.
Helpful tip
A standard wine bottle holds 750 mL (0.75 L). A US pint of beer is 473 mL, while a UK pint is 568 mL — nearly 20% larger.
Formula
1 gal (UK) = 0.00454609 m³
gal (UK) to m³ Conversion Table
| gal (UK) | m³ |
|---|---|
| 0.1 gal (UK) | 0.000454609 m³ |
| 0.5 gal (UK) | 0.002273045 m³ |
| 1 gal (UK) | 0.00454609 m³ |
| 2 gal (UK) | 0.00909218 m³ |
| 5 gal (UK) | 0.02273045 m³ |
| 10 gal (UK) | 0.0454609 m³ |
| 20 gal (UK) | 0.0909218 m³ |
| 25 gal (UK) | 0.11365225 m³ |
| 50 gal (UK) | 0.2273045 m³ |
| 100 gal (UK) | 0.454609 m³ |
| 250 gal (UK) | 1.1365225 m³ |
| 500 gal (UK) | 2.273045 m³ |
| 1000 gal (UK) | 4.54609 m³ |