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[–] 5 points 2 years ago* (4 children)

35mpg is like 13l/100km. thats like really bad?

Edit: Lol its more like 9l/100km, still not great tho

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  • [–] 2 points 2 years ago

    1 gallon is about 3.8 liters. 1 mile is about 1.6km.

    35 mi/gal = (35 * 1.6km)/gal = (35 * 1.6km)/3.8l

    You want liters per kilometer tho, so reciprocal: 3.8l/(1.6km * 35)

    To drive 100 km, you need 100 times the fuel => (3.8l*100)/(1.6km * 35) ~ 6.8 l/100km

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  • [–] 1 point 2 years ago (2 children)

    I'm getting 6.7l/100 km using Google. Not sure what math you're doing. But keep in mind there are two different gallons, US and Imperial or something. 35 mpg is pretty normal for a gasoline-only car these days (hybrids can do better depending on driving conditions - if they can spend most of their time on battery, for example). Diesel cars aren't much of a thing in the US, again, especially after the whole Volkswagen cheating thing.

    I know there used to be diesel cars in the 80s that would get crazy numbers like 50 mpg (4.7l/100km), and gas-powered cars probably could now, too, but emissions and safety requirements have pretty much killed that.

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  • [–] 1 point 2 years ago* (last edited 2 years ago)

    Yeah, doing the math I also get 6.7L/100km (assuming US Gal, which I presume is correct since they're using mpg). Also, looking at Wikipedia, it looks like the testing standards between the US and, say, the EU, can cause potentially a 1L/100km difference between the two, where the EU standards give a lower L/100km.

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