7.50 L/100km to MPG (US)
31.4 mpg
7.50 L/100km = 31.4 mpg.
MPG (US)
31.4mpg
7.5 L/100km = 31.4 mpg
The short answer
How many MPG (US) is 7.50 L/100km?
7.50 L/100km = 31.4 mpg. MPG (US) = 235.214583 ÷ L/100km, so the working is 235.214583 ÷ 7.50 = 31.4.
The working
L/100km and MPG (US) are reciprocals of each other, so the conversion is a division rather than a multiplication — which is why the two scales never line up evenly.
MPG (US) = 235.214583 ÷ L/100km 235.214583 ÷ 7.50 = 31.4
How much precision do you need?
Each row is the same answer cut at a different number of decimals, with what that choice costs you. Pick the shortest row whose error is smaller than whatever you are measuring with.
| Rounded to | Answer (mpg) | Off by |
|---|---|---|
| Whole number | 31 | −0.36194 |
| 1 decimal | 31.4 | +0.03806 |
| 2 decimals | 31.36 | −0.00194 |
Round trip: take 31.4 mpg back the other way and you land on 7.4909 L/100km — a drift of 0.0091 L/100km. That gap is the rounding, not the conversion.
What 7.50 L/100km looks like
7 L/100km
US rules for model years 2012 to 2016 aimed the combined fleet at roughly 34.1 mpg, which is about 6.9 L/100km.
Frequently asked questions
What is 7.50 L/100km in MPG (US)?
7.50 L/100km is 31.4 MPG (US). MPG (US) = 235.214583 ÷ L/100km, so the working is 235.214583 ÷ 7.50 = 31.4.
How accurate is 31.4 mpg?
Rounding to 31.4 mpg and converting straight back gives 7.4909 L/100km, a drift of 0.0091 L/100km from the 7.50 you started with. The factor itself is exact; every bit of that difference comes from the rounding, not the conversion.
Nearby values
Any value at all
L/100km to MPG Converter
Convert L/100km to US MPG — turn a European economy figure into miles per gallon.
Open the l/100km to mpg converter →