9 units · base unit km/L · L⁻²

Fuel economy converter

The only category on this site where the conversion is a reciprocal, not a multiplication: more L/100 km means worse economy. Because the reciprocal of a fraction is still a fraction, these conversions stay exact.

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100L/100 km

✓ Exact 1 km/L = 100 L/100 km

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Significant digits 12 Round to Notation 1 km/L = 100 L/100 km

Show this value in all 9 fuel economy units

Kilometer per liters km/L 1
Liter per 100 kms L/100 km 100
Liter per kilometers L/km 1
Mile per US gallons mpg (US) 2.352 145 833 33
Mile per imperial gallons mpg (imp) 2.824 809 363 32
Mile per liters mi/L 0.621 371 192 237
US gallon per 100 miless gal/100 mi 42.514 370 743
Meter per cubic meters m/m³ 1 000 000
Kilometer per US gallons km/gal 3.785 411 784

Every row is Kilometer per liter (km/L) converted through the kilometer per liter, in exact rational arithmetic.

Common fuel economy conversions

All fuel economy units

Each unit expressed in kilometer per liters (km/L), the unit everything in this category converts through.

Unit	Symbol	System	Value in km/L
Kilometer per liter	km/L	metric	1
Liter per 100 km	L/100 km	metric	100
Liter per kilometer	L/km	metric	1
Mile per US gallon	mpg (US)	us	0.42514370743
Mile per imperial gallon	mpg (imp)	imperial	0.354006189935
Mile per liter	mi/L	other	1.609344
US gallon per 100 miles	gal/100 mi	us	42.514370743
Meter per cubic meter	m/m³	SI	0.000001
Kilometer per US gallon	km/gal	other	0.264172052358

About fuel economy units

Convert mpg (US and imperial), L/100 km and km/L.

Dimensional formula: L⁻². Every conversion on this page goes through the kilometer per liter, using exact fractions rather than decimal approximations. Read how that works →