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Mortgage Calculator

Calculate monthly mortgage repayments, LVR percentage, and savings from extra repayments.

LVRExtra Repayments
per month

How to use this calculator

Enter the property price, deposit, interest rate and loan term, then compare the estimated repayment, principal and total interest.

Useful real-world examples

  • Checking a rough repayment before inspecting homes in a price range.
  • Comparing shorter and longer mortgage terms.

Important detail

The estimate does not replace a lender assessment and may not include fees, offset-account effects or rate changes.

Frequently Asked Questions

LVR is your loan amount as a percentage of the property value. Above 80% usually requires Lenders Mortgage Insurance (LMI).

Extra repayments reduce your principal faster, saving significant interest over time. Even $200/month extra can save years off a 30-year mortgage.

What changes a mortgage repayment

The repayment estimate is driven by the amount borrowed, interest rate, repayment frequency and loan term. Extending the term usually lowers each scheduled repayment but can increase total interest, while a larger deposit reduces the amount financed. Small rate changes can have a large effect over a long mortgage.

Costs this calculator does not know

A real home loan can also involve application or package fees, lenders mortgage insurance, offset balances, redraw, changing variable rates and different interest-calculation conventions. Stamp duty and other property-purchase costs are separate from the loan repayment itself. Use this tool to compare scenarios on the same assumptions, then confirm a product's actual repayment schedule and fees with the lender before making a borrowing decision.