15.50 L/100km to MPG (US)
15.2 mpg
15.50 L/100km = 15.2 mpg.
MPG (US)
15.2mpg
15.5 L/100km = 15.2 mpg
The short answer
How many MPG (US) is 15.50 L/100km?
15.50 L/100km = 15.2 mpg. MPG (US) = 235.214583 ÷ L/100km, so the working is 235.214583 ÷ 15.50 = 15.2.
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 ÷ 15.50 = 15.2
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 | 15 | −0.17513 |
| 1 decimal | 15.2 | +0.02487 |
| 2 decimals | 15.18 | +0.00487 |
Round trip: take 15.2 mpg back the other way and you land on 15.4746 L/100km — a drift of 0.0254 L/100km. That gap is the rounding, not the conversion.
What 15.50 L/100km looks like
15.50 L/100km
Near 15.3 the scales agree, so a car burning 15.3 L/100km is also doing 15.3 US miles per gallon.
Frequently asked questions
What is 15.50 L/100km in MPG (US)?
15.50 L/100km is 15.2 MPG (US). MPG (US) = 235.214583 ÷ L/100km, so the working is 235.214583 ÷ 15.50 = 15.2.
How accurate is 15.2 mpg?
Rounding to 15.2 mpg and converting straight back gives 15.4746 L/100km, a drift of 0.0254 L/100km from the 15.50 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 →