Our P&I (Principal & Interest) Calculator helps you estimate your monthly repayments based on your loan amount, interest rate, deposit, and loan term. Whether you’re planning to buy a home, refinance, or compare loan scenarios, this tool gives you a clear breakdown of how much you’ll pay and how your repayments are structured over time.
Simply enter the key details of your loan to get instant repayment estimates:
1. Amount Financed ($)
The total loan amount after subtracting your deposit from the purchase price.
2. Deposit ($)
Your upfront contribution toward the property.
3. Interest Rate (%)
The annual interest rate offered by your lender.
4. Term (Months)
The duration of your loan in months (e.g., 360 months for a 30-year loan).
Once entered, the calculator displays:
This allows you to evaluate affordability, compare loan products, and plan your finances confidently.
Using a P&I calculator helps you:
Estimate monthly home loan repayments accurately
Understand how interest impacts the total cost of your loan
Compare different interest rates and loan terms
Determine how a larger deposit reduces repayments
Make informed decisions before applying for a loan
It’s a valuable tool for buyers, investors, and refinancers seeking financial clarity.
If you finance $300,000 with a $60,000 deposit, at 3.5% interest over 30 months:
This gives you a reliable snapshot of short-term borrowing costs.
Whether you’re a small business owner or an established enterprise, our P&I Calculator empowers you to take control of your financing. By understanding your repayment obligations upfront, you can align your borrowing strategy with your business growth plans.
Calculate, compare, and apply — all in one place.
This calculator provides general estimates only and does not replace professional financial advice. Actual repayments may vary based on lender fees, rates, and loan structure.
A P & I Calculator helps you estimate your monthly home loan repayments by breaking down how much goes toward the principal and how much goes toward interest over the life of the loan.
The calculator uses your loan amount, interest rate, deposit, and loan term to structure your repayment schedule. It instantly shows your monthly repayment and the total interest payable.
You’ll need four details:
Amount financed
Deposit amount
Interest rate
Loan term in months
With these values, the tool provides accurate repayment estimates.
No. The P & I Calculator gives a general estimate based on principal and interest only. It doesn’t include lender fees, stamp duty, insurance, or other costs that may apply.
The results are close estimates assuming standard repayment schedules. Actual repayments may differ depending on your lender’s policies, fees, and loan structure.