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Calculators

Start Finance calculators

Want to calculate repayments, borrowing power, stamp duty or savings? Use our calculators and print your details and results. All figures are instant and nothing is stored.

Home loans

Borrowing Power CalculatorEstimate how much you could borrow based on your income, expenses and debts – assessed the way lenders do, with a 3% rate buffer.Loan Repayment CalculatorWork out weekly, fortnightly or monthly repayments on any loan amount, rate and term – and the total interest you'll pay.Extra Repayment CalculatorSee how much interest and time you save by paying a little extra each month, or making a one-off lump sum.Home Loan Offset CalculatorFind out how much an offset account balance could save you in interest and how many years it could cut from your loan.How Long to Repay CalculatorTell us what you can afford to repay and we'll tell you how long the loan will take to clear and what it costs.Interest Only Mortgage CalculatorCompare interest-only repayments with principal and interest, including what happens when the interest-only period ends.Split Loan CalculatorSplit your loan between fixed and variable portions and see the combined repayment.Loan Comparison CalculatorCompare two loans side by side – rate, fees and intro periods – to see which is cheaper over the life of the loan.Comparison Rate CalculatorTurn an advertised rate plus fees into a true comparison rate, calculated on the standard $150,000 over 25 years.

Buying

Stamp Duty CalculatorEstimate transfer duty and government fees in every state and territory, including first home buyer concessions.Rent vs Buy CalculatorCompare the long-term cost of renting against buying the same home, including growth, costs and what your deposit could earn instead.

Other loans

Car Loan CalculatorCalculate repayments on a new or used car loan, with optional deposit and balloon payment.Personal Loan CalculatorWork out repayments and total cost on a personal loan for a renovation, holiday, wedding or debt consolidation.Leasing CalculatorEstimate lease payments on a vehicle or equipment with a residual value at the end of the term.

Planning

Budget PlannerAdd up your income and expenses to see what's left each month – the first step to working out what you can afford.Income Tax CalculatorEstimate your take-home pay for FY2026-27, including the Medicare levy and low income tax offset.

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Calculators give you a ballpark. We give you real lender numbers for your situation.

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