Mortgage repayment calculator

Compare mathematical repayments by loan size, rate, term, frequency, and repayment type. The calculator does not know your wider circumstances.

General education only

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Estimated repayment

$3,792per monthly
Total interest
$765,267
Total paid
$1,365,267

Estimate only. This is general education—not financial advice, lender approval, or a credit offer.

See how a 1% rate move changes the repayment.

RatePaymentTotal interest
5.50%$3,407$626,424
6.50%$3,792$765,267
7.50%$4,195$910,303

Method and assumptions

The calculator uses the standard amortising-loan formula, assumes a constant annual rate, and excludes most fees, cashback, break costs, taxes, insurance, and lender-specific rounding. Method version prelaunch-2026-08, reviewed 5 August 2026.

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