How Many Imperial Gallons in a US Gallon?

Quick Answer
1 US Gallon = 0.83267379 Imperial Gallons

1 gal = 0.83267379 imp gal

0.832674

≈ 53/64 imp gal

Formula

imp gal = gal × 0.83267379

The calculator multiplies each gal value by 0.83267379. For the reverse direction, divide imp gal by 0.83267379; equivalently, 1 imp gal = 1.2009505 gal.

Conversion Table

US Gallons (gal)Imperial Gallons (imp gal)
1 gal0.83267379 imp gal
2 gal1.6653476 imp gal
5 gal4.163369 imp gal
10 gal8.3267379 imp gal
20 gal16.653476 imp gal
50 gal41.63369 imp gal
100 gal83.267379 imp gal
500 gal416.3369 imp gal
1,000 gal832.67379 imp gal

Worked Examples

Convert 5 gal to imp gal:
5 gal × 0.83267379 = 4.163369 imp gal
Convert 10 gal to imp gal:
10 gal × 0.83267379 = 8.3267379 imp gal
Convert 50 gal to imp gal:
50 gal × 0.83267379 = 41.63369 imp gal

FAQ

How many Imperial Gallons are in 1 US Gallon?
There are 0.83267379 Imperial Gallons in 1 US Gallon. Formula: imp gal = gal × 0.83267379.
How to convert US Gallons to Imperial Gallons?
To convert US Gallons to Imperial Gallons, multiply the number of US Gallons by 0.83267379. For example, 10 gal = 8.3267379 imp gal.
How many Imperial Gallons are in 100 US Gallons?
There are 83.267379 Imperial Gallons in 100 US Gallons. Calculation: 100 × 0.83267379 = 83.267379.