Australian Capital Territory

Electric vs petrol cost in Australian Capital Territory

State or territory

Compare what an electric car and a petrol car cost to buy and run in Australian Capital Territory over the years you plan to keep them. It uses Australian Capital Territory’s rego, vehicle tax, stamp duty and electric car concession rules.

Compare what two cars cost to buy and run in the ACT over the years you plan to keep them. It uses the same registration and stamp duty rules as the rego calculator, with the new-car duty rates. Every starting number is an example, so replace them with your own.

Kilometres per year

Years you will keep it

Private use, and the next rego is due before 31 August 2027 Takes the one-off $100 discount off the first year of rego, for both cars.

Include the planned EV road user charge 3.095 cents per km for battery EVs, planned from 1 July 2027. It is not in force yet and its future is uncertain, see the NSW EV incentives page.

Petrol car

Purchase price

Tare weight, kg

Fuel use, litres per 100 km

Fuel price, cents per litre

Sydney regular unleaded on 5 October 2026, per the NRMA weekly report. Prices have moved a lot this year.

Green slip per year

Servicing per year (optional)

Resale value at the end (optional)

Electric car

Purchase price

Tare weight, kg

Batteries make EVs heavier, which raises vehicle tax.

Energy use, kWh per 100 km

Electricity price, cents per kWh

The 2026-27 flat-rate cap in Ausgrid areas. Off-peak time-of-use is capped at 24.04 cents, and public fast chargers usually cost more. Use your own mix.

Green slip per year

Servicing per year (optional)

Resale value at the end (optional)


Cost over the period	Petrol	Electric

Stamp duty is lowest for zero-emission cars ($2.50 per $100 under $45,000) and highest for high-emission cars ($4.53 per $100 in category D). The comparison uses the new-car rates for both.
Registration comes from each car’s emissions category and tare weight, and the electric car uses category AAA. CTP is the price you type in. Rates are held flat, though duty changes on 1 February 2027.
Insurance, tyres, depreciation and home charger installation are left out unless you add them under servicing or resale.