How to convert UK mpg to liters per 100 km
L/100 km = 282.4809363 ÷ mpg (UK)
The relationship between UK mpg and liters per 100 km is not a simple multiplication, so apply the formula above. Example: 10 mpg (UK) = 28.24809363 L/100 km.
L/100 km is a consumption figure (lower is better) while km/L and mpg are economy figures (higher is better), so the conversion is an inverse, not a simple multiplication. US and UK mpg differ because the gallons differ.
UK mpg to liters per 100 km conversion table
| UK mpg (mpg (UK)) | Liters per 100 km (L/100 km) |
|---|---|
| 1 mpg (UK) | 282.4809363 L/100 km |
| 2 mpg (UK) | 141.2404682 L/100 km |
| 3 mpg (UK) | 94.16031211 L/100 km |
| 5 mpg (UK) | 56.49618727 L/100 km |
| 10 mpg (UK) | 28.24809363 L/100 km |
| 15 mpg (UK) | 18.83206242 L/100 km |
| 20 mpg (UK) | 14.12404682 L/100 km |
| 25 mpg (UK) | 11.29923745 L/100 km |
| 50 mpg (UK) | 5.649618727 L/100 km |
| 75 mpg (UK) | 3.766412484 L/100 km |
| 100 mpg (UK) | 2.824809363 L/100 km |
| 250 mpg (UK) | 1.129923745 L/100 km |
| 500 mpg (UK) | 0.5649618727 L/100 km |
| 1,000 mpg (UK) | 0.2824809363 L/100 km |