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Loan calculators

Work out what you can borrow, what your repayments look like, and what a refinance could save you. Every calculator is free and needs no sign-up.

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10 calculators

All calculators provide estimates only. Figures are indicative and may differ from the amount a lender assesses, which depends on their own policy, your full financial position and credit criteria. Not a credit approval or an offer of credit.

Repayment calculator & rate comparison

See what your home loan costs per month, fortnight and week — then compare two rates side by side to see what a rate change is actually worth to you.

Rate A

Monthly$3,635.97
Fortnightly$1,678.14
Total interest$708,949

Rate B

Monthly$3,558.82
Fortnightly$1,642.53
Total interest$681,175

Difference between the two rates

Monthly difference$77.15
Annual difference$926
Total interest difference$27,774
Cheaper over the loanRate B (5.9%)

Both rates are calculated on the same loan amount and term so the comparison is like for like. Figures exclude fees and any offset balance.

Stamp duty calculator

Estimate the transfer duty payable on a property purchase. Every state and territory runs its own scale and its own first home buyer concession, so pick yours below.

Estimated stamp duty$30,412
State or territoryNew South Wales
Property price$800,000
Duty as % of price3.80%
Indicative deposit (5%)$40,000

Transfer duty is calculated on the dutiable value at contract date. Modelled on the standard residential owner-occupier scale for each jurisdiction, including the first home buyer concessions published by each revenue office. Foreign purchaser surcharges, off-the-plan concessions, and state-specific rebates are not applied. Confirm with your solicitor or conveyancer before relying on any figure.

LMI calculator

Lenders mortgage insurance is charged when your deposit is under 20%, and it protects the lender — not you. Enter your figures to see whether it applies and roughly what it would cost.

Loan amount$765,000
Loan to value ratio (LVR)85.0%
Loan term30 years
Occupancy typeOwner Occupied
First home buyerYes

Upfront LMI premium

$10,764

Excluding stamp duty — NSW exempts LMI premiums

LMI payableYes
Loan + capitalised LMI$775,764
LVR after capitalised LMI86.20%
Deposit needed to avoid LMI$180,000

Calculated from a published LMI rate card — a grid of LVR bands against loan-size bands — rather than a flat percentage, so the premium steps at the 85%, 90% and 95% LVR thresholds the way real premiums do. Figures exclude stamp duty (NSW abolished duty on LMI premiums in 2009). Capitalising rolls the premium into the loan, which lifts your effective LVR — worth checking it doesn't cross a band and reprice the whole loan. Lenders negotiate volume discounts with the insurer, so the same LVR can price differently bank to bank — the binding figure is the one issued at application.

Borrowing power calculator

An estimate of what you may be able to borrow, modelled on how a lender assesses your position — income against living costs and existing commitments.

Your earnings

Your household

Your monthly expenses

Estimated borrowing power$532,000
Plus your deposit$652,000
Indicative monthly repayment$3,223.89
Assessed on total income$120,000
Assessed annual expenses$66,800

You entered $3,000 a month in living expenses, but lenders assess against a household expenditure benchmark of $5,567 a month for a household of your size — they always use the higher of the two.

Modelled on ANZ’s borrowing power calculator: assumes a 30 year loan term with principal and interest repayments, and assesses your income against living costs plus existing commitments. Credit card limits are assessed at a deemed monthly repayment (3.5% of the limit), not the drawn balance. Tested at an assessment rate of 10.00% p.a. Living expenses are floored at a household expenditure benchmark, so declaring unusually low expenses will not raise the result. Excludes lenders mortgage insurance. Indicative only and not a credit approval.

Income required calculator

Working backwards from the new ANZ-style borrowing model: the gross income you would need to service a given loan, once living costs and the lender's income cap are allowed for.

Approx. gross income required$151,180
For a single applicant$151,180
Assessed living expenses$30,294
Limited byAssessed surplus after expenses
Indicative monthly repayment$4,241.96

The inverse of the borrowing power calculator above, so the two agree: enter the borrowing figure it gives you and this returns the income you put in. Assessed at 10.00% p.a. on an interest-only basis, with living expenses floored at a household expenditure benchmark for your household size. Where a loan is large relative to income, the 6.5× income cap governs the answer rather than the expense surplus. Excludes other debts and lenders mortgage insurance. Indicative only and not a credit approval.

Offset account calculator

See the interest you avoid by keeping savings in an offset account against your loan balance.

Interest saved per month$727.19
Interest saved per year$8,726

Extra repayments calculator

Adding even a modest amount to each repayment can take years off your loan and save a substantial amount of interest.

Time saved8.0 years
Interest saved$218,153
New loan term22.0 years

Refinance savings calculator

Compare your current rate against a lower one to see the monthly and annual difference — the fastest way to judge whether refinancing is worth the paperwork.

Saving per month$273.13
Saving per year$3,278
Saving over 5 years$16,388
Current monthly repayment$3,831.95
New monthly repayment$3,558.82

Rent vs buy calculator

A straight comparison between your current rent and the repayment on a purchase, so you can see the gap before you commit.

Monthly rent$2,600.00
Monthly repayment (80% loan)$3,878.37
Monthly difference$1,278.37

Assumes a 20% deposit at 6.1% p.a. over 30 years. Excludes stamp duty, rates, insurance and maintenance.

Deposit goal calculator

How long until you hit your deposit target? Set the goal and what you can put away each week.

Time to reach your goal125 weeks
That's roughly2.4 years

Want the real numbers?

These calculators give you a guide. A broker can give you an exact figure based on your circumstances, from 40+ lenders — free.