Conversion Amigo

US Gallons to Imperial Gallons Converter

0.832674185

1 US gal = 0.832674185 imp gal

How to convert US gallons to imperial gallons

imperial gallons = US gallons ÷ 1.20094993

To convert US gallons to imperial gallons, divide the number of US gallons by 1.20094993.

1 US gal = 0.832674185 imp gal

Examples

  • A standard US milk jug: 1 US gal ÷ 1.20094993 = 0.832674185 imp gal
  • 5 US gal ÷ 1.20094993 = 4.16337092 imp gal

Good to know

The imperial gallon (4.54609 L) is about 20% larger than the US gallon (3.785411784 L), so 5 imperial gallons is almost exactly 6 US gallons.

This is the US liquid gallon of 3.785411784 L. The imperial gallon used in the UK is 4.54609 L, about 20% larger.

This is the imperial (UK) gallon of 4.54609 L, about 20% larger than the US liquid gallon of 3.785411784 L.

US gallons to imperial gallons conversion table

US gallons (US gal) Imperial gallons (imp gal)
0.25 US gal 0.208168546 imp gal
0.5 US gal 0.416337092 imp gal
0.75 US gal 0.624505638 imp gal
1 US gal 0.832674185 imp gal
1.5 US gal 1.24901128 imp gal
2 US gal 1.66534837 imp gal
2.5 US gal 2.08168546 imp gal
3 US gal 2.49802255 imp gal
4 US gal 3.33069674 imp gal
5 US gal 4.16337092 imp gal
6 US gal 4.99604511 imp gal
8 US gal 6.66139348 imp gal
10 US gal 8.32674185 imp gal
15 US gal 12.4901128 imp gal
20 US gal 16.6534837 imp gal
50 US gal 41.6337092 imp gal
100 US gal 83.2674185 imp gal

Unit definitions

US gallon (US gal)
The US liquid gallon is defined as exactly 231 cubic inches, which is 3.785411784 liters. It is used in the United States for fuel, milk and other liquids.
Imperial gallon (imp gal)
The imperial gallon is defined as exactly 4.54609 liters and contains 8 imperial pints. It is used in the United Kingdom, mainly for fuel economy figures, and in some Commonwealth countries.

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