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US Gallon to Imperial Gallon Converter
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US Gallon to Imperial Gallon Formula
Conversion explanation: Divide the value in US Gallon by 1.20095 to get the equivalent value in Imperial Gallon.
Popular volume unit conversions
What is US Gallon to Imperial Gallon Converter
This converter translates US liquid gallons (gal) to Imperial gallons (Imp gal). It applies the ratio where 1 US gallon is approximately 0.832674 Imperial gallons for cross-system volume conversions. For related calculations, you can also check our liter to milliliter conversion tool.
Definitions of US Gallon and Imperial Gallon
What is US Gallon?
A US gallon is a unit of liquid volume in the United States customary system equal to 231 cubic inches. It is frequently used for fuel and large beverage containers. For related unit metrics, you can use our milliliter to liter conversion tool.
What is Imperial Gallon?
An imperial gallon is a unit of liquid volume used in the British imperial system equal to approximately 4.546 liters. It was historically used throughout the British Commonwealth. If you need to make other calculations, see our liter to us gallon conversion tool.
How to Convert US Gallon to Imperial Gallon
To convert a value from us gallons to imperial gallons, multiply the value by the conversion multiplier:
Step-by-Step Example
Suppose you want to convert 5 us gallons to imperial gallons. Using the conversion steps:
- Identify the multiplier factor:
0.8326741846. - Multiply 5 by the factor:
5 × 0.8326741846 = 4.1633709231. - Result: 5 us gallons is equal to 4.1633709231 imperial gallons.
US Gallon to Imperial Gallon Conversion Table
The table below provides quick reference conversions for common values from us gallons to imperial gallons:
| US Gallon [gal] | Imperial Gallon [gal (imp)] |
|---|---|
| 0.01 gal | 0.0083267418 gal (imp) |
| 0.1 gal | 0.0832674185 gal (imp) |
| 1 gal | 0.8326741846 gal (imp) |
| 2 gal | 1.6653483693 gal (imp) |
| 3 gal | 2.4980225539 gal (imp) |
| 4 gal | 3.3306967385 gal (imp) |
| 5 gal | 4.1633709231 gal (imp) |
| 6 gal | 4.9960451078 gal (imp) |
| 7 gal | 5.8287192924 gal (imp) |
| 8 gal | 6.661393477 gal (imp) |
| 9 gal | 7.4940676617 gal (imp) |
| 10 gal | 8.3267418463 gal (imp) |
| 20 gal | 16.6534836926 gal (imp) |
| 30 gal | 24.9802255389 gal (imp) |
| 50 gal | 41.6337092314 gal (imp) |
| 100 gal | 83.2674184629 gal (imp) |
| 500 gal | 416.3370923145 gal (imp) |
| 1000 gal | 832.674184629 gal (imp) |