34 MPG (US) to L/100km
6.9 L/100km
34 mpg = 6.9 L/100km.
L/100km
6.9L/100km
34 mpg = 6.9 L/100km
The short answer
How many L/100km is 34 MPG (US)?
34 mpg = 6.9 L/100km. L/100km = 235.214583 ÷ MPG (US), so the working is 235.214583 ÷ 34 = 6.9.
The working
MPG (US) and L/100km 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.
L/100km = 235.214583 ÷ MPG (US) 235.214583 ÷ 34 = 6.9
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 (L/100km) | Off by |
|---|---|---|
| Whole number | 7 | +0.08192 |
| 1 decimal | 6.9 | −0.01808 |
| 2 decimals | 6.92 | +0.00192 |
Round trip: take 6.9 L/100km back the other way and you land on 34.0891 mpg — a drift of 0.0891 mpg. That gap is the rounding, not the conversion.
What 34 mpg looks like
34 mpg
Rules issued in 2010 for model years 2012 to 2016 were designed to land the combined car and light truck fleet near 34.1 mpg.
Frequently asked questions
What is 34 MPG (US) in L/100km?
34 MPG (US) is 6.9 L/100km. L/100km = 235.214583 ÷ MPG (US), so the working is 235.214583 ÷ 34 = 6.9.
How accurate is 6.9 L/100km?
Rounding to 6.9 L/100km and converting straight back gives 34.0891 mpg, a drift of 0.0891 mpg from the 34 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
MPG to L/100km Converter
Convert US MPG to L/100km — read a car’s economy the way the rest of the world quotes it.
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