⛽ Fuel Efficiency
km/L to mpg (UK) Converter
Convert km/L to mpg (UK) instantly with a reference table.
Quick answer: To convert km/L to mpg (UK), multiply by 2.82481. For example, 1 km/L = 2.82481 mpg (UK). Use the calculator below for any value.
km/L to mpg (UK)
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Common conversions
| km/L | mpg (UK) |
|---|
Formula:
How to convert km/L to mpg (UK)
1
Enter your value
Type the number of km/l you want to convert into the left box. The result in mpg (uk) appears instantly in the right box. You can also type into the right box to convert in the other direction.
2
Use the swap button
Click the ⇄ Swap button to reverse the conversion — mpg (UK) to km/L. Your current value carries across so you don't have to re-enter anything.
3
About km/L and mpg (UK)
km/L and mpg (UK) are common fuel measurements.
💡 Did you know?
Multiply km/L by 2.352 for UK MPG (or 2.825 for US MPG). Japanese car specs use km/L: a 20 km/L figure (used in Japan) = 47 UK MPG = 56.5 US MPG — a fuel-efficient car by any measure. JC08 (Japan) and WLTP (EU/UK) test cycles give different figures for the same car.
📊 Common conversions at a glance
| km/L | mpg (UK) |
|---|---|
| 5 | 14.12 |
| 8 | 22.6 |
| 10 | 28.25 |
| 12 | 33.9 |
| 14 | 39.55 |
| 16 | 45.2 |
Reviewed for 2026. km/L ↔ mpg (UK) conversion factor verified against published reference data. Built by a UK-based qualified primary teacher and FA Level 2 coach as part of 247QuickTools' free utility-tools project.