APR Explained: What Is APR and How It Affects Your Loan Cost

Reviewed by the SuperLoan.ca Editorial Team · Updated 2026-09-05

Understand APR and how it affects your total loan cost. Learn the difference between APR and interest rate, plus tips to compare Canadian loans.

APR stands for Annual Percentage Rate. It is the total yearly cost of borrowing money, expressed as a percentage. Unlike a simple interest rate, APR includes both the interest rate and certain fees charged by the lender, giving you a more complete picture of what a loan will cost. In Canada, lenders are required by law to disclose the APR before you sign any agreement, making it easier to compare loan offers.

What Is the Difference Between APR and Interest Rate?

An interest rate is the cost of borrowing the principal amount, typically shown as a yearly percentage. APR goes further by adding in mandatory fees such as origination charges, processing fees, and sometimes broker costs. This means the APR is almost always higher than the interest rate. For example, a loan with a 5% interest rate might have a 5.5% APR after fees are included. When comparing loan offers, looking at the APR gives you a more accurate sense of the true cost over the loan term.

How Does APR Affect Your Monthly Payment and Total Cost?

APR directly influences your monthly payment and the total amount you repay over the loan term. A higher APR means higher monthly payments and a greater total cost, assuming the same principal and loan term. The amortization schedule determines how much of each payment goes toward interest versus principal. Even a small difference in APR can add up significantly over a long loan term. For instance, a $10,000 loan with a 5-year term at 5% APR will cost less in total interest than the same loan at 7% APR. The table below illustrates how APR impacts total cost in a general sense.

APRMonthly Payment (approx.)Total Interest PaidTotal Cost
5%$189$1,340$11,340
7%$198$1,880$11,880

Note: These figures are examples only and do not reflect current rates. Your actual monthly payment and total cost will depend on your specific loan terms, fees, and the lender’s APR calculation.

What Fees Are Included in APR in Canada?

In Canada, the APR calculation must include all mandatory charges that the borrower must pay to obtain the loan. Common fees included are:

  • Origination or processing fees
  • Application fees
  • Broker fees (if applicable)
  • Prepayment penalties (in some cases)
  • Certain insurance premiums required by the lender

However, APR does not include optional fees like credit life insurance, late payment charges, or default fees. Always check the loan agreement to see exactly what is included in the APR. Provincial regulations may vary, so it’s important to ask your lender or a licensed lending partner for clarification.

How to Use APR to Compare Canadian Loans

When shopping for a loan in Canada, always compare the APR rather than just the interest rate. This helps you see the true cost, including fees. Keep in mind that the APR assumes you keep the loan for the full term. If you plan to pay off the loan early, the effective cost may be lower because some fees are fixed. Also, APR does not account for variable-rate loans where the interest rate can change. For those, you may want to look at the cost over a shorter period. Always review your credit report from Equifax or TransUnion Canada before applying, as a better credit score can help you qualify for lower APRs. Remember, this is general educational information, not financial advice. Consult a licensed professional for your specific situation.

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