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EvCompass

EV calculators

EV vs petrol

Compare the break-even point of an EV against a comparable combustion car, based on purchase price and energy/fuel cost — an energy-cost comparison, not a full cost of ownership.

km/year

How many kilometres you drive in a typical year — this drives the annual energy and fuel cost.

80% home / 20% public

How much of the EV's energy comes from home charging — the rest is priced as public charging, at an indicative DC average.

Home tariff
Comparison car's fuel
l/100 km

The real consumption of the specific combustion model you're comparing against — not a catalogue figure, type it in yourself.

PLN

An indicative purchase price for the combustion car you're comparing against — enter the price of the specific model.

The NaszEauto programme has been closed to new applications since 30 April 2026; the government says there will be no successor national EV subsidy. People with an already approved application will still receive the money. Enable the subsidy only if your application has already been approved.

Result

Mercedes-Benz AMG GT 4-Door Coupé 55 4MATIC+ · ready to compare

Break-even point
Not within 5-year horizon
EV price after subsidy
PLN 676,000.00
EV cost after 5 years
PLN 688,754.62
Petrol car cost after 5 years
PLN 155,538.75
Cost difference after 5 years
-PLN 533,215.87
  • EV
  • Petrol/diesel

Under these assumptions, the EV doesn't pay off within 5 years — the combustion car stays cheaper for the whole modelled period. That doesn't mean it never would — only that the calculator assumes nothing beyond this horizon.

Cumulative ownership cost by year
YearEV (PLN)Petrol/diesel (PLN)Difference (PLN)
0PLN 676,000.00PLN 120,000.00-PLN 556,000.00
1PLN 678,550.92PLN 127,107.75-PLN 551,443.17
2PLN 681,101.85PLN 134,215.50-PLN 546,886.35
3PLN 683,652.77PLN 141,323.25-PLN 542,329.52
4PLN 686,203.70PLN 148,431.00-PLN 537,772.70
5PLN 688,754.62PLN 155,538.75-PLN 533,215.87

Calculator scope

This compares purchase price plus energy and fuel cost under the stated assumptions — it is not a full cost of ownership (TCO) and not financial advice.

Included: the purchase price of both cars, the optional NaszEauto subsidy, and electricity/fuel cost from the annual distance you enter.

Not included: insurance, servicing, tyres, depreciation, or financing costs (loan or lease). Annual costs are held flat — the calculator does not model energy or fuel price inflation.

Assumptions

The real operator and tariff prices in this list cover Poland only.

Petrol (Pb95) price
Verified
7.29 PLN/l

e-petrol.pl — średnie ceny detaliczne paliw w Polsce · verified July 22, 2026

Comparison public DC charging price
Indicative
2.2 PLN/kWh

stacjeladowaniapojazdow.pl — cennik ładowania EV (dane rejestru EIPA/UDT)

Nie istnieje jedna oficjalna „średnia” cena ładowania DC — to orientacyjny środek przedziałów dla ładowania standardowego i ultraszybkiego, a nie zmierzona wartość.

Home tariff used for pricing
Indicative
G11 · 0.651 PLN/kWh

Home tariff used for pricing

The effective PLN/kWh rate from the annual home-charging model (the same model calculator #4, home charging, uses) for the chosen tariff and the selected EV's own onboard AC charging power.

EV vs petrol FAQ

What exactly does this calculator compare?
Only purchase price (with an optional NaszEauto subsidy) plus electricity and fuel cost under the stated assumptions. It excludes insurance, servicing, tyres, depreciation and financing — this is not a full cost of ownership (TCO) and not financial advice.
Where do the fuel prices come from?
The Pb95 price comes from current e-petrol.pl quotes and is verified to the grosz. The diesel (ON) price comes from the same source but is marked indicative — ON prices were moving quickly when it was checked.
Is the NaszEauto subsidy still available?
The NaszEauto programme has been closed to new applications since 30 April 2026, and there will be no successor national EV subsidy. If your application has already been approved, you will still receive the money — in that case, you can enable the subsidy in this calculator. Otherwise, leave it switched off.

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