
While applying for a personal loan, Sunaina considered only the 12% interest rate offered by a financial institution. On the other hand, Arvind took APR into consideration - the total cost of borrowing.
While Sunaina's loan seemed to be more affordable, in the end, the APR vs interest rates provided Arvind with better insight into the total cost of the loan.
The difference between an interest rate and APR is often misunderstood by many people in India while choosing a personal loan online.

The interest rate is the rate of interest paid on the loan amount. For example, taking a loan amount of ₹5 lakh at an annual interest rate of 11.
Interest rate depends on:
APR or Annual Percentage Rate is not only the interest rate but also some other expenses related to borrowing. Annual percentage rate implies the total cost of borrowing annually.
APR includes:
The difference between interest rate and APR is best explained by the following comparison:
| Parameter | Interest Rate | APR |
| Meaning | Cost applicable to the principal amount | Total annual borrowing cost |
| Other Fees and Charges | Not included | Included |
| Loan Comparison | Limited | Comprehensive |
| EMI Impact | Affects EMI | Reflects total expense |
| Transparency | Low | High |
| Purpose | Shows the borrowing rate | Shows the cost of the loan |
The difference between interest rate and annual percentage rate lies in transparency. APR gives borrowers a fuller financial picture.
Interest Rate Calculation
Interest is calculated using this formula:
Where:
APR Calculation
APR includes interest cost and other charges and fees incurred over a year.
Let us understand the difference between interest rate and annual percentage rate with an example:
Suppose Arvind takes a personal loan of ₹4 lakh for 3 years.
Loan Offer A could appear cheaper due to its lower interest rate. But, after the processing fee and other loan charges are added, the APR of Loan A becomes higher than that of Loan Offer B.
This is why borrowers must compare the APR rather than focus only on the interest rate.

Before you compare interest rates and APR, make a note of these helpful loan comparison tips:
Loan application can also be managed electronically by using Hero FinCorp loan application - Android/iOS.
The answer to 'which is better, APR or interest rate', is based on what you want to measure.
For measuring your monthly EMI affordability, the interest rate is enough. But for comparing borrowing costs, APR is better.
APR vs interest rate has been compared time and again, and APR has the edge due to its greater clarity and other factors.
You must review both before making any loan decision.
Evaluating the difference between APR and interest rate helps borrowers understand the cost of borrowing. Interest rates are the cost of borrowing, while APR gives a broader picture by including additional costs.
It is important to consider both before choosing a loan. With this useful information, you can make an informed decision about the right loan type.
For more options, consider Hero FinCorp's personal loan web journey and check your eligibility today.
Both have their advantages. The interest rate can be used to assess EMIs, while the APR can help assess the total borrowing cost.
The interest rate applies to the loan amount, which is the rate at which interest is charged. APR includes the interest rate, other fees, and loan charges.
Yes. The processing fee is included in the APR calculations.
Yes. This happens when the processing fees or other factors, such as tenure or loan type, differ between loans.
This is subjective, as it depends on factors such as the type of loan, its duration, and market conditions.
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