Miles per Gallon (US)s to Miles per Gallon (UK)s
Convert miles per gallon (us) to miles per gallon (uk) — instant, free, with the formula shown.
How to convert miles per gallon (us) to miles per gallon (uk)
This converter uses a function-based formula, not a simple multiplier.
Inverse relationship: `L/100km = 235.21 / mpg (US)` and `L/100km = 282.48 / mpg (UK)`. `km/L = 100 / L/100km`.
1 mpg (US) ≈ 1.2009 mpg (UK)
mpg (US) to mpg (UK) conversion table
| Miles per Gallon (US)s (mpg (US)) | Miles per Gallon (UK)s (mpg (UK)) |
|---|---|
| 1 mpg (US) | 1.2009 mpg (UK) |
| 2 mpg (US) | 2.4019 mpg (UK) |
| 5 mpg (US) | 6.0047 mpg (UK) |
| 10 mpg (US) | 12.0095 mpg (UK) |
| 25 mpg (US) | 30.0237 mpg (UK) |
| 50 mpg (US) | 60.0475 mpg (UK) |
| 100 mpg (US) | 120.095 mpg (UK) |
| 250 mpg (US) | 300.2375 mpg (UK) |
| 500 mpg (US) | 600.475 mpg (UK) |
| 1000 mpg (US) | 1200.9499 mpg (UK) |
Other miles per gallon (us) conversions
Convert to miles per gallon (uk) from another unit
mpg (US) to mpg (UK) — frequently asked
How many Miles per Gallon (UK)s are in 1 miles per gallon (us)?
1 miles per gallon (us) = 1.2009 Miles per Gallon (UK)s.
What is the formula to convert miles per gallon (us) to miles per gallon (uk)?
Inverse relationship: `L/100km = 235.21 / mpg (US)` and `L/100km = 282.48 / mpg (UK)`. `km/L = 100 / L/100km`.
How do I convert 10 Miles per Gallon (US)s to Miles per Gallon (UK)s?
10 mpg (US) = 12.0095 mpg (UK). For 100 mpg (US) the answer is 120.095 mpg (UK). Use the calculator on this page for any other value.
When to convert miles per gallon (us) to miles per gallon (uk)
Fuel Economy conversion — common questions
Why is mpg not just a linear conversion?
Because mpg is distance per fuel, while L/100km is fuel per distance — they are reciprocals of each other after unit conversion.
Is 30 mpg good?
30 mpg (US) ≈ 7.84 L/100km — middling for a modern petrol car. Hybrids commonly hit 40–55 mpg (4.3–5.9 L/100km).