Unpack Property
Plan - Tool 02

Rent vs Buy Calculator

Compare renting versus buying over 5 to 30 years, with interest rate stress tests, rentvesting, and lifestyle scoring, all in one place.

  • About 4 minutes
  • Rates verified February 2026
  • Free, no sign-up

Where and how

Sets the area's median price and rent, plus typical rates and insurance estimates. Adjust them below.

First home buyer?
Property type

You and the timeframe

If you rent

$3,163 a month, $37,960 a year.

If you buy

$48,750. The 5% Deposit Scheme needs at least 5%.

Running and selling costs

Typical estimate for the area you picked. Change it to match the property.

Typical estimate for the area you picked. Change it to match the property.

Of the home's value: $9,750 a year now.

Stamp duty
$41,328
First Home Owner Grant
$0
Loan
$926,250
Monthly repayment
$6,287

After 10 years, the rent scenario is ahead by

$87,436

Estimated difference in wealth based on these inputs. Outcomes depend on interest rates, rent and price growth, market conditions and your circumstances.

Buyer's equity
$749,931
Renter's investments
$837,367
Buying pulls ahead
Year 22

Above the 5% Deposit Scheme price cap

$975,000 is above the 5% Deposit Scheme price cap of $850,000 for Perth, WA. At this price the scheme may not be available, so these results are illustrative only. You can try a lower price or the Standard option to compare.

Repayments would take 62.9% of your gross income

$6,287 a month is over 40% of income, a level that is hard to sustain. A common guide is to keep housing costs under 30%, about $3,000 a month at your income.

First home buyer help in WA

No First Home Owner Grant on an existing home. Stamp duty: Exempt up to $600,000, first home owner rate up to $800,000. Eligibility is confirmed by the state revenue office.

What each costs per month

Year one, before rent and costs start to rise.

Renting

$3,205

a month: rent and contents insurance

Buying

$7,516

a month: repayments, rates, insurance, upkeep

Buying costs $4,311 a month more in year one. If the renter invests that difference, plus the deposit and buying costs, at 6% a year, it could grow to about $837,367 after 10 years.

Wealth over time

The buyer's equity covers the upfront costs after about 2 years.

Year by year
Cumulative rent, buying costs, renter's investments, buyer's equity and which scenario is ahead, by year
YearRent paidBuying costsRenter's investmentsBuyer's equityAhead
Year 1$38,460$183,775$154,034$80,958Rent +$73,076
Year 2$78,438$274,624$217,199$140,592Rent +$76,607
Year 3$119,996$366,156$283,204$203,445Rent +$79,759
Year 4$163,196$458,404$352,187$269,696Rent +$82,491
Year 5$208,104$551,402$424,294$339,533Rent +$84,761
Year 6$254,788$645,188$499,679$413,157Rent +$86,522
Year 7$303,319$739,799$578,504$490,779Rent +$87,725
Year 8$353,772$835,275$660,939$572,622Rent +$88,317
Year 9$406,223$931,658$747,163$658,923Rent +$88,240
Year 10$460,752$1,028,992$837,367$749,931Rent +$87,436

What could change the result

The same comparison with higher rates, slower growth and rising rent.

If rates rise or prices grow more slowly

Lenders test you at about 3% above your rate, so it helps to plan for rises.

Monthly repayment and which scenario is ahead as entered, with rates up 1% and 2%, and with 2% lower property growth
ScenarioRateMonthlyAhead after the period
As entered7.2%$6,287Rent by $87,436
Rates up 1%8.2%$6,926Rent by $211,859
Rates up 2%9.2%$7,586Rent by $338,004
Growth 3% instead of 5%7.2%$6,287Rent by $344,932

Your rent in future

Weekly, rising 4% a year.

  1. Now$730
  2. In 5 years$888
  3. In 10 years$1,081
  4. In 15 years$1,315
  5. In 20 years$1,600
  6. In 30 years$2,368

Spent and built after 10 years

Money that is gone (rent, interest, fees, stamp duty, selling costs) against what each path adds on top of the money you start with.

Renting

Spent on rent
$460,752
Investment growth on top of starting savings
$743,789

Buying

Spent on interest and costs
$892,233
Loan paid down plus price growth
$740,885

These figures leave out the deposit and starting savings, so they differ from the totals at the top, which include that money. The buyer's total at the top also takes off selling costs.

Beyond the numbers

Not part of the calculation. A quick check of what matters to you.

Tick each question you would answer yes to.

Your tally will show here.

Share your results

Copies a short summary: Perth, WA, $975,000 against $730 a week rent, over 10 years.

What this comparison assumes

  • Loan of $926,250 at 7.2% over 30 years, principal and interest.
  • Rent rises 4% a year and the property grows 5% a year.
  • The renter invests the deposit and any monthly saving at 6% a year.
  • In any year renting costs more than owning, often once the loan is paid off, the buyer invests the difference at the same rate, and it counts towards the buyer's equity.
  • Council rates rise 3% a year, insurance 5% and strata 3%.
  • Selling costs of 2.5% of the value at sale.
  • Stamp duty of $41,328 and a First Home Owner Grant of $0.

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Frequently asked questions

It compares two paths side by side: renting a home while investing your savings, versus buying a home and building equity over time. For each year you choose, it tracks the renter's growing investment portfolio against the buyer's net equity after mortgage, upfront costs, and ongoing ownership costs. The result is a wealth comparison, not just a monthly payment difference.
Data verified February 2026

For illustration only. This tool does not constitute personal financial advice. Grant amounts, caps, and eligibility rules may change. Federal scheme caps shown are for capital city/regional centres and may differ for other areas. Always verify with your state revenue office and Housing Australia, and consider seeking independent financial advice before making decisions.