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... Imperial Gallon = ... US Gallon
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Imperial Gallon to US Gallon Converter
Use this page to convert imperial gallon values into us gallon, with background details, formulas, a worked example, and a quick conversion table.
Conversion formula
1 imp gal = 1.20094992550486 US gal
1 US gal = 0.832674184628989 imp gal
Example: 8 imp gal = 9.60759940403884 US gal
Imperial Gallon
An imperial gallon equals exactly 4.54609 liters.
History: The imperial gallon was standardized in the British imperial system and differs from the US gallon.
Current use: Imperial gallons are used in some UK and Commonwealth contexts, especially legacy references.
Also written as imp gal, imperial gallons, uk gallon, uk gallons.
US Gallon
A US liquid gallon equals exactly 3.785411784 liters.
History: US gallons developed from older English wine gallon measures and differ from imperial gallons.
Current use: US gallons are used for fuel, beverages, pools, and storage in the United States.
Also written as US gal, gal, gallon, gallons, us gallon, us gallons.
Imperial Gallon to US Gallon table
| Imperial Gallon [imp gal] | US Gallon [US gal] |
|---|---|
| 0.01 imp gal | 0.0120094992550485 US gal |
| 0.1 imp gal | 0.120094992550485 US gal |
| 1 imp gal | 1.20094992550486 US gal |
| 2 imp gal | 2.40189985100971 US gal |
| 5 imp gal | 6.00474962752427 US gal |
| 10 imp gal | 12.0094992550485 US gal |
| 20 imp gal | 24.0189985100971 US gal |
| 50 imp gal | 60.0474962752427 US gal |
| 100 imp gal | 120.094992550485 US gal |
Frequently asked questions
How many US Gallon (US gal) are in one Imperial Gallon (imp gal)?
One Imperial Gallon equals 1.20094992550486 US Gallon.
How do you convert Imperial Gallon to US Gallon?
Multiply the Imperial Gallon value by 1.20094992550486 to get the result in US Gallon.
How do you convert US Gallon back to Imperial Gallon?
Multiply the US Gallon value by 0.832674184628989 to get back to Imperial Gallon.
What is 8 Imperial Gallon in US Gallon?
8 Imperial Gallon equals 9.60759940403884 US Gallon.