Convert mile per imperial gallons to liter per 100 kms
1 mpg (imp) = 282.480936332 L/100 km — exactly. Both units are defined against the SI, so this factor is a fraction, not an approximation.
How to convert mile per imperial gallons to liter per 100 kms
These units run in opposite directions, so you divide rather than multiply: a larger mile per imperial gallon figure means a smaller liter per 100 km figure.
Mile per imperial gallon: UK figures use the larger imperial gallon, so they look about 20% better than US ones for the same car.
Liter per 100 km: Consumption, not economy — it runs the other way, so this is an exact reciprocal conversion rather than a multiplication.
Mile per imperial gallon to Liter per 100 km conversion table
| Mile per imperial gallons (mpg (imp)) | Liter per 100 kms (L/100 km) |
|---|---|
| 1 mpg (imp) | 282.480 94 |
| 2 mpg (imp) | 141.240 47 |
| 3 mpg (imp) | 94.160 312 |
| 4 mpg (imp) | 70.620 234 |
| 5 mpg (imp) | 56.496 187 |
| 10 mpg (imp) | 28.248 094 |
| 15 mpg (imp) | 18.832 062 |
| 20 mpg (imp) | 14.124 047 |
| 25 mpg (imp) | 11.299 237 |
| 30 mpg (imp) | 9.416 031 2 |
| 40 mpg (imp) | 7.062 023 4 |
| 50 mpg (imp) | 5.649 618 7 |
Liter per 100 km to Mile per imperial gallon conversion table
| Liter per 100 kms (L/100 km) | Mile per imperial gallons (mpg (imp)) |
|---|---|
| 1 L/100 km | 282.480 94 |
| 2 L/100 km | 141.240 47 |
| 3 L/100 km | 94.160 312 |
| 4 L/100 km | 70.620 234 |
| 5 L/100 km | 56.496 187 |
| 10 L/100 km | 28.248 094 |
| 15 L/100 km | 18.832 062 |
| 20 L/100 km | 14.124 047 |
| 25 L/100 km | 11.299 237 |
| 30 L/100 km | 9.416 031 2 |
| 40 L/100 km | 7.062 023 4 |
| 50 L/100 km | 5.649 618 7 |
Frequently asked
How many liter per 100 kms are in a mile per imperial gallon?
One mile per imperial gallon equals 282.4809363 liter per 100 kms (mpg (imp) → L/100 km). That figure is exact, not rounded.
How do you convert mile per imperial gallons to liter per 100 kms?
These units run in opposite directions, so you divide rather than multiply: a larger mile per imperial gallon figure means a smaller liter per 100 km figure.
What is 1 L/100 km in mile per imperial gallons?
One liter per 100 km is 282.4809363 mile per imperial gallons.
What is 10 mpg (imp) in L/100 km?
10 mpg (imp) = 28.248 094 L/100 km.
What exactly is a mile per imperial gallon?
UK figures use the larger imperial gallon, so they look about 20% better than US ones for the same car.
What exactly is a liter per 100 km?
Consumption, not economy — it runs the other way, so this is an exact reciprocal conversion rather than a multiplication.