Car Ownership Costs Updated March 2025 · 10 min read

The True Cost of Owning a Car in Australia — What Dealers Don't Tell You

Most people focus on the sticker price and the monthly repayment. But the real cost of car ownership in Australia involves at least eight separate cost categories — and the purchase price is often not even the biggest one over a 5-year period. This guide breaks down every component, with real numbers, so you can make an informed decision before you sign anything.

In this article
  1. The full picture — all eight cost categories
  2. 1. Depreciation — the silent killer
  3. 2. On-costs at purchase — stamp duty, LCT, CTP
  4. 3. Finance costs — what interest actually adds up to
  5. 4. Fuel or charging
  6. 5. Insurance
  7. 6. Registration
  8. 7. Servicing and maintenance
  9. 8. Tyres
  10. Full worked example: $50,000 car over 5 years
  11. How to reduce the total cost

The full picture — all eight cost categories

Before diving into each category, here's a summary of what a typical $50,000 car costs over 5 years for an average Australian driver (15,000 km/year, financed with a personal loan at 8.99%):

Depreciation
$22,400
Largest single cost
Finance (interest)
$12,100
On $45k personal loan, 5yr
Fuel
$14,200
$2.10/L, 9L/100km, 5yr
Insurance
$9,000
$1,800/yr comprehensive
Stamp Duty (VIC)
$3,000
One-off at purchase
Registration
$4,500
$900/yr incl. CTP
Servicing
$4,000
$800/yr average
Tyres
$3,000
$600/yr average
Total true cost — $50,000 car over 5 years
Total all costs~$72,200
Effective monthly cost~$1,203/mo
Cost per kilometre~$0.96/km
⚠️ The number most people focus on

The monthly repayment on a $45,000 personal loan at 8.99% over 5 years is approximately $932/month. That's less than half the true monthly cost of ownership. The repayment figure alone is a deeply misleading basis for a financial decision.

1. Depreciation — the silent killer

Depreciation is the loss in market value of your vehicle over time. It's invisible — you don't write a cheque for it — but it's typically the largest single cost of car ownership, often exceeding fuel costs, finance costs, and running costs combined.

For a new car, depreciation is steepest in the first year — typically 15–25% of the purchase price. A $50,000 car can be worth $38,000–$42,500 after just 12 months, purely from transitioning from "new" to "used." This is sometimes called the "drive-away depreciation hit."

YearTypical RateValue of $50k carValue lost that year
New (purchase)$50,000
Year 118%$41,000$9,000
Year 214%$35,260$5,740
Year 312%$31,029$4,231
Year 410%$27,926$3,103
Year 510%$25,133$2,793

Total depreciation over 5 years on this example: approximately $24,867 — almost half the original purchase price. This is why the "true cost" of ownership is so much higher than people expect.

💡 How to reduce depreciation loss

Buy a 2–3 year old car instead of new. The steepest depreciation curve has already run — you buy at the bottom of the first big drop. Popular models with strong resale (Toyota HiLux, Mazda CX-5, Toyota RAV4) depreciate slower than average. Avoid unusual colours and configurations that limit your resale market.

2. On-costs at purchase — stamp duty, LCT, CTP

Before you even drive away, there are mandatory government charges that add to your effective purchase price.

Stamp duty

A state government tax on the vehicle purchase, calculated on the market value. It varies significantly by state — for a $50,000 vehicle, here's what you'd pay:

StateStamp Duty on $50k vehicleNotes
VIC$3,0006% above $57k; 3.5% below
NSW$2,5005% above $45k
QLD$1,5503.1% up to $100k
WA$1,637Tiered rate structure
SA$2,0004% flat
TAS$1,5003% flat
ACT$1,5003% flat
NT$1,5003% flat

Luxury Car Tax (LCT)

A federal tax at 33% on vehicles above $80,567 (standard) or $89,332 (fuel-efficient vehicles including EVs), applied to the portion above the threshold divided by 1.1 for GST. On a $100,000 vehicle, LCT adds approximately $5,880. On vehicles under the threshold, LCT doesn't apply.

Compulsory Third Party (CTP) insurance

Required in all states to register a vehicle. The cost varies by state, vehicle type, and insurer. It's typically included in registration in some states (e.g. VIC) or purchased separately (e.g. NSW). Expect $400–$700/year for a standard passenger vehicle.

ℹ️ The Veercal calculator models all of this

The On-Costs tab in the Veercal calculator calculates your exact stamp duty by state, LCT if applicable, and adds these to your effective purchase price across all five finance structures.

3. Finance costs — what interest actually adds up to

If you're borrowing to buy, the interest you pay is a real cost of ownership that doesn't get enough attention. On a $45,000 loan at 8.99% over 5 years, you'll pay approximately $11,800 in interest — on top of the purchase price.

The interest rate matters enormously. The difference between an 8% rate and a 12% rate on the same loan is about $5,800 over 5 years — nearly the same as a year of fuel costs. Always compare comparison rates across at least three lenders before accepting the first offer.

⚠️ Watch for comparison rate vs advertised rate

The advertised rate doesn't include fees. A loan advertised at 6.99% with a $500 establishment fee and $15/month account fee may have a comparison rate of 8.2%. The comparison rate is the one that matters for comparing products.

4. Fuel or charging

At 15,000 km/year with a 9L/100km car and fuel at $2.10/L, you'll spend approximately $2,835/year on fuel. Over 5 years that's $14,175. For an efficient vehicle at 6L/100km, the same distance costs $1,890/year — a $4,425 difference over 5 years.

For EVs, home charging at 18kWh/100km and a $0.28/kWh rate costs approximately $756/year for the same 15,000 km — a saving of over $2,000/year versus the average petrol car.

💡 Fuel cost tip

Fuel efficiency matters most for high-km drivers. If you drive 30,000+ km/year, a hybrid or EV can save $3,000–$5,000/year in fuel costs alone — often enough to justify a higher purchase price over the ownership period.

5. Insurance

Comprehensive car insurance for a $50,000 vehicle typically runs $1,400–$2,200/year depending on your age, location, driving history, and the vehicle. Premiums are highest for drivers under 25 and in major urban areas. Shopping around annually — not auto-renewing — typically saves $200–$600.

For financed vehicles, comprehensive insurance is usually compulsory under your loan or lease agreement. Gaps in cover can trigger a loan default.

6. Registration

Annual registration costs include the government registration fee, a road trauma levy (in some states), and CTP insurance. Combined, this typically runs $700–$1,200/year for a standard passenger vehicle, with significant variation by state and vehicle type.

7. Servicing and maintenance

Manufacturer-scheduled servicing costs vary widely. A small Japanese SUV might cost $250–$350 per service; a European luxury vehicle can cost $600–$1,200. Budget $600–$1,000/year for an average new car. This increases as the vehicle ages and moves out of warranty.

EVs have meaningfully lower servicing costs — no oil changes, fewer brake replacements (regenerative braking reduces wear), and fewer mechanical failure points. Typical EV servicing runs 40–60% less than an equivalent ICE vehicle.

8. Tyres

A set of quality tyres for a standard vehicle costs $600–$1,400 fitted, depending on size and brand. At 15,000 km/year most tyres last 3–4 years on a balanced rotation. Budget $400–$700/year amortised. SUVs and high-performance vehicles with larger diameter wheels cost more.

Full worked example: $50,000 car over 5 years

$50,000 car · Personal loan · VIC · 15,000 km/yr · 5yr hold
Purchase price$50,000
Stamp duty (VIC)$3,000
Interest on $48k loan @ 8.99% / 5yr$11,800
Depreciation (lost value over 5yr)$24,867
Fuel (5yr)$14,175
Insurance (5yr)$9,000
Registration (5yr)$4,500
Servicing (5yr)$4,000
Tyres (5yr)$3,000
Less: exit sale value−$25,133
True total cost of ownership~$99,209
Effective cost per month~$1,653/mo

How to reduce the true total cost

Knowing where the costs sit tells you where to focus. In order of impact:

See your exact numbers

Enter your vehicle price, state, annual km, and how long you plan to keep the car. Veercal calculates the true total cost across five different finance structures — including depreciation, all running costs, and exit value.

Open the Calculator →
General information only — not financial advice. All figures are indicative estimates based on simplified assumptions and are intended to illustrate typical cost ranges only. Actual costs will vary based on your vehicle choice, location, driving habits, insurer, lender, and other factors. Depreciation figures are modelled as a declining-balance curve and do not represent any specific vehicle or market condition. Always consult a licensed financial adviser before making financial decisions. Veercal is a calculation and comparison tool and does not hold an Australian Financial Services Licence.