Tesla · 2025

Estimated cost to charge a Tesla Model Y AWD

The Tesla Model Y AWD uses 15.8 kWh per 100 km in the official lab test, with a lab range of 551 km. That puts its estimated home charging cost between $0.71 and $6.56 per 100 km depending on your state and tariff.

Estimated cost per 100 km, cheapest home window

$0.71

VIC, 4.5c/kWh

Estimated cost per 100 km, standard home rate

$4.30

VIC average, 27.24c/kWh

Estimated cost per 100 km, public DC

$11.06

at 70c/kWh

Estimated petrol cost per 100 km

$17.63

7.5 L/100 km, Melbourne price

Estimates only, based on the assumptions shown. Your actual cost will differ. Prices last reviewed: 11 October 2026.

Estimated cost by state

Estimated yearly cost uses an example of 250 km a week with 80% off-peak, 10% standard rate and 10% public DC.

State	Estimated cost per 100 km, off-peak	Estimated cost per 100 km, standard	Estimated yearly cost	Estimated cost saved vs petrol, per year
Victoria	est. $0.71 (4.5c)	est. $4.30 (27.24c)	est. $274	est. $2,018
New South Wales	est. $0.71 (4.5c)	est. $5.23 (33.13c)	est. $286	est. $2,025
Queensland	est. $0.71 (4.5c)	est. $4.41 (27.9c)	est. $275	est. $2,037
South Australia	est. $0.71 (4.5c)	est. $6.56 (41.5c)	est. $303	est. $1,968
Western Australia	est. $1.40 (8.852c)	est. $5.26 (33.2621c)	est. $358	est. $1,912
Tasmania	est. $2.69 (17.02c)	est. $4.55 (28.8c)	est. $483	est. $1,896
Australian Capital Territory	est. $2.78 (17.6c)	est. $5.07 (32.1c)	est. $499	est. $1,889
Northern Territory	est. $4.08 (25.8294c)	est. $5.01 (31.6788c)	est. $633	est. $1,757

Work out your own estimate

Your driving

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Car

State

15.8 kWh/100 km official lab figure · source

Distance per week

≈ 13,000 km a year

Where you charge (share of kWh, and your rate)

Home off-peak

80%

Home standard rate

10%

Rooftop solar

Public AC

Public DC fast

10%

Rates in c/kWh incl. GST, prefilled for Victoria: off-peak = OVO The EV Plan (midnight–6am); standard = average single-rate usage, mean of 5 Victorian distributors (Canstar). Solar is valued at the feed-in you give up. Public AC (40c) is a placeholder. Tap any rate to change it.

Petrol car you’re comparing with

Assumed petrol price ($/L)

VIC average $2.35/L (Melbourne ULP weekly average, Australian Institute of Petroleum)

Petrol car fuel use (L/100 km)

Small car ≈ 6 · mid-size SUV ≈ 8 · large 4WD/ute ≈ 11+

Real-world adjustment to lab figure

Estimated cost per 100 km

$2.11

Petrol: est. $17.63

Estimated weekly cost

$5.26

Est. $23 a month

Estimated yearly cost

$274

2,054 kWh a year

Estimated cost saved vs petrol

$2,018

a year (est. 88% less)

Estimates only, based on the assumptions shown. Your actual cost will differ.

Estimated 5-year cost saved

Estimated cost saved over 5 years: $10,088, at today’s assumed prices, fuel only (not servicing, rego or insurance).

Charge smarter

Estimated yearly cost if 100% charged at home off-peak: $92 (estimated cost saved $181 a year).

Estimated break-even rate

Petrol would only be cheaper if your average charging rate went above an estimated 112c/kWh.

Estimated cost breakdown

Estimated yearly charging cost by source · average 13.3c/kWh

Estimated cost: EV vs petrol

Estimated yearly cost · petrol car 7.5 L/100 km at $2.35/L

Estimated yearly cost if your off-peak rate changes

Home off-peak rate from 0 to 50c/kWh, everything else unchanged

Assumptions and disclaimer

Vehicle energy use: Tesla Model Y AWD, 15.8 kWh/100 km (Green Vehicle Guide (Australian Government), official lab test). Lab figures are measured at the wall, so charging losses are included.
Electricity: home off-peak 4.5c, standard 27.24c, solar 3c, public AC 40c, public DC 70c per kWh.
Petrol: 7.5 L/100 km at $2.35/L (Melbourne ULP weekly average, Australian Institute of Petroleum).

All figures are estimates, not quotes or actual costs. They exclude supply charges, membership or idle fees, and discounts. Your actual cost will depend on your electricity plan, when and where you charge, your driving, the weather and your vehicle. Prices change, so check them with your retailer or charging network before you decide. This is general information only, not financial advice. Prices last reviewed: 11 October 2026. Methodology & sources · Disclaimer

Is your overnight rate costing you?

Plans with a cheap EV or off-peak window can cut your estimated charging cost a lot. Compare plans for your address.

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Specs used

Energy use: 15.8 kWh/100 km
Lab range: 551 km
Battery: Not yet verified

Source: Green Vehicle Guide (Australian Government), official lab test, accessed 2026-10-11. Lab test figure from the Green Vehicle Guide (ADR 81/02). Real-world use is often higher, especially at highway speeds and in cold weather.

Compare with similar cars

Tesla Model 3 RWD 13.8 kWh/100 km
Tesla Model 3 Long Range RWD, 18" wheels 12.5 kWh/100 km
Tesla Model 3 Long Range AWD 16.7 kWh/100 km
Tesla Model 3 Performance 16.5 kWh/100 km
Tesla Model Y (2025) 15.9 kWh/100 km
Tesla Model Y Performance 16.2 kWh/100 km

Frequently asked questions

How much does it cost to charge a Tesla Model Y at home?

Using its official 15.8 kWh/100 km figure, the estimated cost is $0.71 per 100 km on Victoria's cheapest home window we list (4.5c/kWh) and up to an estimated $6.56 per 100 km on South Australia's average standard rate (41.5c/kWh).

How does that compare with petrol?

A petrol car using 7.5 L/100 km has an estimated fuel cost of $17.63 per 100 km at Melbourne's latest weekly average. At Melbourne example rates and 250 km a week, the estimated cost saved by this EV is about $2,018 a year with mostly off-peak home charging.

Is the official efficiency figure realistic?

Lab test figure from the Green Vehicle Guide (ADR 81/02). Real-world use is often higher, especially at highway speeds and in cold weather. You can add a real-world adjustment in the calculator.