L/100KM TO MPG

18 L/100km to MPG.

18 L/100 km = 13.07 US MPG or 15.69 UK MPG.
Americans quote US MPG; the UK quotes imperial MPG. Same car, different number.

In US gallons

13.07US MPG

Litres per km: 0.1800 L/km
Kilometres per litre: 5.56 km/L

Use this to compare with US car specs and EPA ratings.

In UK (imperial) gallons

15.69UK MPG

Litres per km: 0.1800 L/km
Kilometres per litre: 5.56 km/L

Use this to compare with UK car specs and reviews.

Convert a different L/100km figure 13 MPG to L/100km

Is 18 L/100km good?

Very thirsty. That is very heavy fuel use, typical of large V8s, vehicles that are towing, and light trucks.

A rough guide for passenger vehicles. Real-world use varies with driving style, speed, load and conditions, and is often higher than official test figures.

Fuel used at 18 L/100km

Distance	Litres	Gallons / miles
100 km	18.0 L	4.8 US gal
500 km	90.0 L	23.8 US gal
1,000 km	180.0 L	47.6 US gal
15,000 km (a typical year)	2,700.0 L	713.3 US gal
Range on a 50 L tank	278 km	173 miles

What does that cost to run?

Enter your local fuel price per litre to see the running cost.

Fuel price per litre Distance per year (km)

	18 L/100 km	18 L/100 km
Per 100 km	—	—
Per year	—	—

Want trip costs, miles, gallon prices or a two-car comparison? Use the full fuel cost calculator.

L/100km values near 18

L/100 km	US MPG	UK MPG
16 L/100km	14.70	17.66
16.5 L/100km	14.26	17.12
17 L/100km	13.84	16.62
17.5 L/100km	13.44	16.14
18 L/100km	13.07	15.69
18.5 L/100km	12.71	15.27
19 L/100km	12.38	14.87
19.5 L/100km	12.06	14.49
20 L/100km	11.76	14.12

How to convert 18 L/100km to MPG

Divide the same constant by the L/100 km figure. The conversion works in both directions.

US: 235.215 ÷ 18 = 13.07 US MPG

UK: 282.481 ÷ 18 = 15.69 UK MPG

Based on 1 mile = 1.609344 km, 1 US gallon = 3.785411784 L and 1 imperial gallon = 4.54609 L (NIST definitions).