US gallons to Imperial gallons formula
imperial gallons = us gallons × 0.832674
Multiply the number of us gallons by 0.832674 to get imperial gallons. To go the other way, multiply by 1.20095 instead, or use the imperial gallons to gallons converter.
US gallons to Imperial gallons conversion table
Common gallons to imperial gallons values, rounded for reading. The converter above keeps full precision.
| US gallons | Imperial gallons |
|---|---|
| 1 US gal | 0.832674 imp gal |
| 2 US gal | 1.66535 imp gal |
| 3 US gal | 2.49802 imp gal |
| 4 US gal | 3.3307 imp gal |
| 5 US gal | 4.16337 imp gal |
| 10 US gal | 8.32674 imp gal |
| 15 US gal | 12.4901 imp gal |
| 20 US gal | 16.6535 imp gal |
| 25 US gal | 20.8169 imp gal |
| 50 US gal | 41.6337 imp gal |
| 75 US gal | 62.4506 imp gal |
| 100 US gal | 83.2674 imp gal |
| 250 US gal | 208.169 imp gal |
| 500 US gal | 416.337 imp gal |
| 1,000 US gal | 832.674 imp gal |
Worked example
To convert 10 US gal to imperial gallons, multiply by 0.832674: the result is 8.32674 imp gal. US and Imperial gallons are different sizes. This converter labels them separately to prevent a common conversion mistake.
Frequently asked questions
How many imperial gallons are in a us gallon?
One us gallon equals 0.832674 imperial gallons (1 US gal = 0.832674 imp gal).
What is 10 us gallons in imperial gallons?
10 US gal converts to 8.32674 imp gal. Enter any other value in the converter above to see it recalculated instantly.
How do I convert imperial gallons back to us gallons?
Reverse the calculation: one imperial gallon equals 1.20095 us gallons. You can also swap the units in the converter or open the imperial gallons to gallons page.
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