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Altitude Fuel Adjustment Fuel Economy Converter - Free Online

Calculate how altitude affects your vehicle fuel economy.

Adjust your expectations for mountain driving.

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Frequently Asked Questions

Common questions about the Altitude Fuel Adjustment Fuel Economy Converter - Free Online

MPG (miles per gallon) measures distance per fuel unit, while L/100km measures fuel per distance. They are inversely related - higher MPG means lower L/100km.