How to convert miles per gallon to miles per gallon
To convert miles per gallon to miles per gallon, multiply the value by the conversion factor 1.200949924. To go the other way, multiply by 0.8326741856 (or divide by 1.200949924).
Worked example: 40 mpg to mpg UK
- Write the value: 40 mpg
- Multiply by 1.200949924: 40 × 1.200949924
- Result: 48.038 mpg UK
Miles per Gallon (US) to Miles per Gallon (UK) conversion table
Quick reference values, rounded to 6 significant digits.
| Miles per Gallon (US) (mpg) | Miles per Gallon (UK) (mpg UK) |
|---|---|
| 0.1 mpg | 0.120095 mpg UK |
| 0.25 mpg | 0.300237 mpg UK |
| 0.5 mpg | 0.600475 mpg UK |
| 1 mpg | 1.20095 mpg UK |
| 2 mpg | 2.4019 mpg UK |
| 3 mpg | 3.60285 mpg UK |
| 4 mpg | 4.8038 mpg UK |
| 5 mpg | 6.00475 mpg UK |
| 6 mpg | 7.2057 mpg UK |
| 7 mpg | 8.40665 mpg UK |
| 8 mpg | 9.6076 mpg UK |
| 9 mpg | 10.8085 mpg UK |
| 10 mpg | 12.0095 mpg UK |
| 12 mpg | 14.4114 mpg UK |
| 15 mpg | 18.0142 mpg UK |
| 20 mpg | 24.019 mpg UK |
| 25 mpg | 30.0237 mpg UK |
| 30 mpg | 36.0285 mpg UK |
| 40 mpg | 48.038 mpg UK |
| 50 mpg | 60.0475 mpg UK |
| 75 mpg | 90.0712 mpg UK |
| 100 mpg | 120.095 mpg UK |
| 250 mpg | 300.237 mpg UK |
| 500 mpg | 600.475 mpg UK |
| 1,000 mpg | 1,200.95 mpg UK |
Miles per Gallon (UK) to Miles per Gallon (US)
| mpg UK | mpg |
|---|---|
| 1 mpg UK | 0.832674 mpg |
| 5 mpg UK | 4.16337 mpg |
| 10 mpg UK | 8.32674 mpg |
| 50 mpg UK | 41.6337 mpg |
| 100 mpg UK | 83.2674 mpg |
1 Miles per Gallon (US) in other fuel economy units
About Miles per Gallon (US) and Miles per Gallon (UK)
What is a miles per gallon (us) (mpg)?
Miles per US gallon is the fuel economy standard in the United States.
What is a miles per gallon (uk) (mpg UK)?
Miles per imperial gallon is used in the United Kingdom.
Mileage tip: mileage claimed by manufacturers is measured in ideal conditions. Real-world city mileage in Dhaka traffic is often 20–30% lower.
Where miles per gallon (us) to miles per gallon (uk) conversion is used
Fuel economy conversions are needed for comparing car and motorcycle mileage, trip fuel costs and imported vehicle specs. Converting between miles per gallon and miles per gallon is especially common when you compare products, read foreign specifications, or fill in forms that expect a specific unit.
Need every unit at once? Use the full Fuel Economy Converter.
Frequently asked questions
How many miles per gallon are in 1 miles per gallon (us)?
1 Miles per Gallon (US) equals 1.20095 mpg UK.
How do I convert miles per gallon to miles per gallon?
Multiply the number of miles per gallon by 1.200949924. For example, 40 mpg × 1.200949924 = 48.038 mpg UK.
What is 40 mpg in mpg UK?
40 mpg = 48.038 mpg UK.
How many miles per gallon are in 1 miles per gallon (uk)?
1 Miles per Gallon (UK) equals 0.832674 mpg. Use the Mpg Uk to MPG converter for the reverse direction.
Is this Miles per Gallon (US) to Miles per Gallon (UK) converter accurate?
Yes. It uses exact internationally defined conversion factors, calculated with full floating-point precision. Results are displayed rounded for readability.