Financement Auto Calcul
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Reviewed by Calculator Editorial Team
Use this car loan calculator to estimate your monthly payments, total interest, and loan terms. Simply enter your loan amount, interest rate, and loan term to get an instant calculation.
How to Use This Calculator
To use the financement auto calcul, follow these simple steps:
- Enter the total amount you want to borrow (loan amount).
- Input the annual interest rate offered by the lender.
- Specify the loan term in years.
- Click the "Calculate" button to see your estimated monthly payment.
The calculator will display your monthly payment, total interest paid over the life of the loan, and the total amount repaid.
Formula Used
The monthly payment for an auto loan is calculated using the standard loan payment formula:
Monthly Payment = P × (r(1 + r)^n) / ((1 + r)^n - 1)
Where:
- P = Principal loan amount
- r = Monthly interest rate (annual rate divided by 12)
- n = Number of payments (loan term in years × 12)
This formula accounts for the interest on both the original principal and the accumulated interest of previous payments.
Worked Example
Let's calculate a monthly payment for a $20,000 loan at 4.5% annual interest over 5 years:
- Principal (P) = $20,000
- Annual interest rate = 4.5% or 0.045
- Monthly interest rate (r) = 0.045 / 12 ≈ 0.00375
- Number of payments (n) = 5 × 12 = 60
Monthly Payment = $20,000 × (0.00375(1 + 0.00375)^60) / ((1 + 0.00375)^60 - 1)
≈ $20,000 × (0.00375 × 1.2314) / (1.2314 - 1)
≈ $20,000 × 0.004654 / 0.2314
≈ $20,000 × 0.01998 ≈ $399.60
The estimated monthly payment would be approximately $399.60.
Frequently Asked Questions
What is the difference between APR and interest rate?
The interest rate is the cost of borrowing expressed as a percentage of the loan amount. The APR (Annual Percentage Rate) includes additional fees and costs associated with borrowing, providing a more accurate picture of the total cost of credit.
How does down payment affect my monthly payment?
A larger down payment reduces the principal amount you need to borrow, which typically results in lower monthly payments. However, the exact impact depends on the loan terms and interest rate.
Can I refinance my auto loan?
Yes, refinancing your auto loan can potentially lower your monthly payments or interest rate if market conditions improve. However, it typically requires good credit and may have fees associated with the refinancing process.