Convert Miles per Gallon (US) to Miles per Gallon (UK)
mpg to mpg · fuel economy conversion
What are miles per gallon (us) and miles per gallon (uk)?
Miles per gallon (US) is the standard US fuel-economy measure, based on the 3.785-liter US gallon. Miles per gallon (UK) uses the larger 4.546-liter imperial gallon, so its numbers run higher than US mpg. For reference: 30 US mpg is about 12.8 km/L, a typical efficient car.
How to convert miles per gallon (us) to miles per gallon (uk)
1 mpg = 1.20095 mpg. To convert, multiply the number of miles per gallon (us) by 1.20095. For example, 5 mpg = 6.00476 mpg, and 20 mpg = 24.019 mpg. To go the other way, multiply miles per gallon (uk) by 0.832673 (since 1 mpg = 0.832673 mpg).
Miles per Gallon (US) to Miles per Gallon (UK) conversion table
| Miles per Gallon (US) (mpg) | Miles per Gallon (UK) (mpg) |
|---|---|
| 20 | 24.019 |
| 25 | 30.0238 |
| 30 | 36.0285 |
| 35 | 42.0333 |
| 40 | 48.0381 |
| 50 | 60.0476 |
| 60 | 72.0571 |
FAQ
What is 1 mpg in mpg?
1 mpg = 1.20095 mpg. To convert any amount, multiply the number of miles per gallon (us) by 1.20095.
How do I convert miles per gallon (uk) back to miles per gallon (us)?
Go the other way: 1 mpg = 0.832673 mpg, so multiply miles per gallon (uk) by 0.832673 to get miles per gallon (us).
Is a miles per gallon (us) bigger than a miles per gallon (uk)?
Yes — 1 mpg is the larger unit, equal to 1.20095 mpg.
Are these fuel economy conversions exact?
They use the standard internationally-defined conversion factors. Results are rounded to six significant figures for readability, which is accurate enough for everyday and most technical use.