10 L/100km to MPG (US)
23.5 mpg
10 L/100km = 23.5 mpg.
MPG (US)
23.5mpg
10 L/100km = 23.5 mpg
The short answer
How many MPG (US) is 10 L/100km?
10 L/100km = 23.5 mpg. MPG (US) = 235.214583 ÷ L/100km, so the working is 235.214583 ÷ 10 = 23.5.
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 ÷ 10 = 23.5
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 | 24 | +0.47854 |
| 1 decimal | 23.5 | −0.02146 |
| 2 decimals | 23.52 | −0.00146 |
Round trip: take 23.5 mpg back the other way and you land on 10.0091 L/100km — a drift of 0.0091 L/100km. That gap is the rounding, not the conversion.
What 10 L/100km looks like
10.50 L/100km
America's gas guzzler tax begins once a car's unadjusted combined rating drops below 22.5 mpg, which is about 10.5 L/100km.
Frequently asked questions
What is 10 L/100km in MPG (US)?
10 L/100km is 23.5 MPG (US). MPG (US) = 235.214583 ÷ L/100km, so the working is 235.214583 ÷ 10 = 23.5.
How accurate is 23.5 mpg?
Rounding to 23.5 mpg and converting straight back gives 10.0091 L/100km, a drift of 0.0091 L/100km from the 10 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 →