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 0.8326741856. To go the other way, multiply by 1.200949924 (or divide by 0.8326741856).
Worked example: 40 mpg UK to mpg
- Write the value: 40 mpg UK
- Multiply by 0.8326741856: 40 × 0.8326741856
- Result: 33.307 mpg
Miles per Gallon (UK) to Miles per Gallon (US) conversion table
Quick reference values, rounded to 6 significant digits.
| Miles per Gallon (UK) (mpg UK) | Miles per Gallon (US) (mpg) |
|---|---|
| 0.1 mpg UK | 0.0832674 mpg |
| 0.25 mpg UK | 0.208169 mpg |
| 0.5 mpg UK | 0.416337 mpg |
| 1 mpg UK | 0.832674 mpg |
| 2 mpg UK | 1.66535 mpg |
| 3 mpg UK | 2.49802 mpg |
| 4 mpg UK | 3.3307 mpg |
| 5 mpg UK | 4.16337 mpg |
| 6 mpg UK | 4.99605 mpg |
| 7 mpg UK | 5.82872 mpg |
| 8 mpg UK | 6.66139 mpg |
| 9 mpg UK | 7.49407 mpg |
| 10 mpg UK | 8.32674 mpg |
| 12 mpg UK | 9.99209 mpg |
| 15 mpg UK | 12.4901 mpg |
| 20 mpg UK | 16.6535 mpg |
| 25 mpg UK | 20.8169 mpg |
| 30 mpg UK | 24.9802 mpg |
| 40 mpg UK | 33.307 mpg |
| 50 mpg UK | 41.6337 mpg |
| 75 mpg UK | 62.4506 mpg |
| 100 mpg UK | 83.2674 mpg |
| 250 mpg UK | 208.169 mpg |
| 500 mpg UK | 416.337 mpg |
| 1,000 mpg UK | 832.674 mpg |
Miles per Gallon (US) to Miles per Gallon (UK)
| mpg | mpg UK |
|---|---|
| 1 mpg | 1.20095 mpg UK |
| 5 mpg | 6.00475 mpg UK |
| 10 mpg | 12.0095 mpg UK |
| 50 mpg | 60.0475 mpg UK |
| 100 mpg | 120.095 mpg UK |
1 Miles per Gallon (UK) in other fuel economy units
About Miles per Gallon (UK) and Miles per Gallon (US)
What is a miles per gallon (uk) (mpg UK)?
Miles per imperial gallon is used in the United Kingdom.
What is a miles per gallon (us) (mpg)?
Miles per US gallon is the fuel economy standard in the United States.
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 (uk) to miles per gallon (us) 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 (uk)?
1 Miles per Gallon (UK) equals 0.832674 mpg.
How do I convert miles per gallon to miles per gallon?
Multiply the number of miles per gallon by 0.8326741856. For example, 40 mpg UK × 0.8326741856 = 33.307 mpg.
What is 40 mpg UK in mpg?
40 mpg UK = 33.307 mpg.
How many miles per gallon are in 1 miles per gallon (us)?
1 Miles per Gallon (US) equals 1.20095 mpg UK. Use the MPG to Mpg Uk converter for the reverse direction.
Is this Miles per Gallon (UK) to Miles per Gallon (US) converter accurate?
Yes. It uses exact internationally defined conversion factors, calculated with full floating-point precision. Results are displayed rounded for readability.