Liters to imperial gallons
Use the imperial gallon of 4.54609 liters when reading UK imperial capacities.
Edit either value. Use a decimal point; commas group thousands. Rounding affects display only.
How to convert liters to imperial gallons
Use the imperial gallon of 4.54609 liters when reading UK imperial capacities.
Formula coefficients shown rounded. Calculations use the stored factors before display rounding.
A worked example
For 10 L, the result is approximately 2.199692483 imp gal. To go the other way, edit the result above or swap the units.
US liquid and imperial measures differ. US customary cups are 236.5882365 mL; metric cups are 250 mL. Grams need a substance density and cannot be converted directly to mL.
Where the numbers come from
Factors follow NIST conversion references and documented unit definitions. Read our accuracy and rounding notes.
The table and method describe this page’s original pair. Changing units above does not change this reference section.
| Liters (L) | Imperial gallons (imp gal) |
|---|---|
| 1 | 0.2199692483 |
| 2 | 0.4399384966 |
| 5 | 1.099846241 |
| 10 | 2.199692483 |
| 20 | 4.399384966 |
| 25 | 5.499231207 |
| 50 | 10.99846241 |
| 100 | 21.99692483 |
| 500 | 109.9846241 |
| 1000 | 219.9692483 |