EMI Loan Interest Rate Formula:
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This calculator determines the annual interest rate for loans with fixed monthly payments (EMI - Equated Monthly Installments). It helps borrowers understand the true cost of their loans when they know their monthly payment amount, principal, and loan term.
The calculator uses the following formula:
Where:
Explanation: The formula calculates the implied annual interest rate based on the total amount paid versus the principal borrowed, adjusted for the loan term.
Details: Understanding the true interest rate helps borrowers compare different loan offers, assess affordability, and make informed financial decisions.
Tips: Enter all values in the specified units. Ensure the monthly payment amount and principal are in the same currency. The number of months should match the actual payment schedule.
Q1: Why calculate interest rate from EMI?
A: Some lenders may emphasize monthly payment amounts rather than interest rates. This calculation reveals the true cost of borrowing.
Q2: How accurate is this calculation?
A: This provides a good estimate for fixed-rate loans. For variable-rate loans or those with fees, the actual cost may differ.
Q3: Does this work for any currency?
A: Yes, as long as PMT and P are in the same currency. The result is a percentage that applies to any currency.
Q4: What if my loan has additional fees?
A: This calculation doesn't account for origination fees or other charges. For total cost, include fees in the principal amount.
Q5: How does this compare to APR?
A: This calculates the nominal rate. APR (Annual Percentage Rate) includes fees and other loan costs for a more comprehensive comparison.