LPG, petrol or diesel - expenses calculator

What comes out as cheapest overall - operating an electric, petrol, diesel or LPG vehicle?

Buying and installing LPG into a petrol car does cost something , but the following savings during operation of LPG is still the most cost-effective option when it comes to operational costs. The only option with a cheaper cost of operation is an electric vehicle charged by solar panels, where the cost of electricty comes out to 0.05 Euros/kWh.

Total costs over 7 years
Price over 7 years


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LPG, petrol or diesel questions and answers

  • What is an LPG car?

    Liquefied petroleum gas (LPG) is used a type of gas in cars with internal combustion engines. Some cars are already designed like this but more commonly petrol cars are converted to LPG cars, meaning that they then have two fuel options. These internal combustion engines are installed in the trunk therefore take up space.

  • What are the costs associated with an LPG car?

    The installation of an LPG system does costs something, however there are major savings in the costs of operation compared to electric, petrol or diesel cars. However only around 15% of refill station will have LPG, which can make it inconvenient and costly at times.

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