Regarding the initial investment, which is compensated by lower operating expenses of a vehicle operation, usually after running about 25,000 km, this investment is completely offset.
As the disadvantages set out below, the increased consumption by an average of 10% in the final aspect is not disadvantage, because this increase is compensated by the lower price of LPG compared to petrol.
Power reduction very much depends on the type of the installed equipment. Even with some LPG conversions on the other hand, we are able to increase engine performance.
The annual inspections of LPG are really needed, however, it is not very expensive for regular vehicle maintenance. Amounts for the revision of a gas equipment are around a few hundreds of czech crowns.
Reducing the luggage compartment can be solved with using a toroidal tank type or location of LPG tanks in vehicles reserve space, the provision in the current legislation is not bound to have a spare tyre.
The life of the tank is actually 10 years and it is determined by decree from the date of manufacture. It is important for thhe safety of a car crew.
The entrance to some underground garages is still prohibited because of inadequate ventilation, however, the situation is getting better each year and most underground garages should be available for vehicles with LPG.