Convert imperial gallons to gallons
imperial gallons to US gallons. Enter a value to convert, or use the imperial gallons to gallons chart further down the page.
1 imperial gallon equals 1.20095 US gallons. Going the other way, 1 US gallon = 0.832674 imperial gallons.
How to convert imperial gallons to gallons
To convert imperial gallons to US gallons, multiply the imperial gallon value by 1.200949926. You can also divide by 0.8326741846 to get the same answer.
gal = imp gal × 1.200949926
Worked example
Convert 15 imp gal to US gallons:
15 imp gal = 18.0142 gal
imperial gallons to gallons conversion chart
Use this imperial gallons to gallons table for quick reference without typing anything.
| imperial gallons (imp gal) | US gallons (gal) |
|---|---|
| 0.01 imp gal | 0.0120095 gal |
| 0.1 imp gal | 0.120095 gal |
| 1 imp gal | 1.20095 gal |
| 2 imp gal | 2.4019 gal |
| 3 imp gal | 3.60285 gal |
| 5 imp gal | 6.00475 gal |
| 10 imp gal | 12.0095 gal |
| 20 imp gal | 24.019 gal |
| 50 imp gal | 60.0475 gal |
| 100 imp gal | 120.095 gal |
| 1,000 imp gal | 1,200.95 gal |
What is a imperial gallon?
The imperial gallon is exactly 4.54609 liters and is used in the UK and Canada. It is noticeably larger than the US gallon.
What is a US gallon?
The US liquid gallon is exactly 3.785411784 liters, or 231 cubic inches. It is about 17% smaller than the imperial gallon.
Frequently asked questions
How many gallons are in a imperial gallon?
1 imperial gallons equals 1.20095 gallons. Going the other way, 1 gallons is 0.832674 imperial gallons.
How do you convert imperial gallons to gallons?
To convert imperial gallons to US gallons, multiply the imperial gallon value by 1.200949926. You can also divide by 0.8326741846 to get the same answer.
What is 10 imperial gallons in gallons?
10 imperial gallons equals 12.0095 gallons. The conversion chart on this page lists the other values people look up most often.
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