US Gallons to Imperial Gallons

1 gal = 0.8326742 gal (UK)

How to convert US gallons to imperial gallons

gal (UK) = gal × 0.8326742

Example: 5 gal = 4.163371 gal (UK)

US Gallons to Imperial Gallons conversion table

US Gallons (gal)Imperial Gallons (gal (UK))
1 gal0.8326742 gal (UK)
2 gal1.665348 gal (UK)
3 gal2.498023 gal (UK)
4 gal3.330697 gal (UK)
5 gal4.163371 gal (UK)
6 gal4.996045 gal (UK)
7 gal5.828719 gal (UK)
8 gal6.661393 gal (UK)
9 gal7.494068 gal (UK)
10 gal8.326742 gal (UK)
15 gal12.49011 gal (UK)
20 gal16.65348 gal (UK)
25 gal20.81685 gal (UK)
30 gal24.98023 gal (UK)
40 gal33.30697 gal (UK)
50 gal41.63371 gal (UK)
75 gal62.45056 gal (UK)
100 gal83.26742 gal (UK)
250 gal208.1685 gal (UK)
500 gal416.3371 gal (UK)
1,000 gal832.6742 gal (UK)

About the units

US Gallons: The US gallon is a unit of volume equal to 231 cubic inches, or exactly 3.785411784 liters, used for fuel and milk in the United States.

Imperial Gallons: The imperial gallon is a British unit of volume equal to exactly 4.54609 liters, about 20% larger than the US gallon.

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Frequently asked questions

How many imperial gallons are in 1 US gallon?

1 US gallon equals 0.8326742 imperial gallons.

How many US gallons are in 1 imperial gallon?

1 imperial gallon equals 1.20095 US gallons.

How do I convert US gallons to imperial gallons?

Use the formula gal (UK) = gal × 0.8326742.

What is 10 US gallons in imperial gallons?

10 US gallons equals 8.326742 imperial gallons.

Related conversions

Factors: NIST SP 811 · SI Brochure · NIST Handbook 44 — Updated