Car Loan Calculator

Easily calculate your monthly car loan payments with our free, interactive calculator. Enter your total amount, down payment, interest rate, and loan period for quick and accurate auto financing estimates. .car-loan-calculator { max-width: 800px; margin: 0 auto; box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1); border-radius: 8px; overflow: hidden; } .form-range::-webkit-slider-thumb { -webkit-appearance: none; appearance: none; width: 20px; height: 20px; border-radius: 50%; background: #3B82F6; cursor: pointer; } .form-range::-moz-range-thumb { width: 20px; height: 20px; border-radius: 50%; background: #3B82F6; cursor: pointer; } .form-range { width: 100%; height: 8px; border-radius: 5px; background: #e5e7eb; outline: none; } .amortization-table { max-height: 300px; overflow-y: auto; } @media print { .no-print { display: none; } } Loan Details Car Price ($) $ $1,000 $100,000 Down Payment ($) $ $0 $50,000 Trade-in Value ($) $ $0 $50,000 Interest Rate (%) % 0% 20% Loan Term (years) 1 year 2 years 3 years 4 years 5 years 6 years 7 years 8 years Calculate Loan Summary Loan Amount: $20,000.00 Monthly Payment: $373.00 Total Interest: $2,380.00 Total Cost: $22,380.00 Amortization Schedule Print Payment # Payment Principal Interest Balance document.addEventListener('DOMContentLoaded', function() { // Get DOM elements const carPrice = document.getElementById('carPrice'); const carPriceRange = document.getElementById('carPriceRange'); const downPayment = document.getElementById('downPayment'); const downPaymentRange = document.getElementById('downPaymentRange'); const tradeInValue = document.getElementById('tradeInValue'); const tradeInValueRange = document.getElementById('tradeInValueRange'); const interestRate = document.getElementById('interestRate'); const interestRateRange = document.getElementById('interestRateRange'); const loanTerm = document.getElementById('loanTerm'); const calculateBtn = document.getElementById('calculateBtn'); const printBtn = document.getElementById('printBtn'); // Sync range inputs with number inputs function syncRangeInputs() { carPriceRange.value = carPrice.value; downPaymentRange.value = downPayment.value; tradeInValueRange.value = tradeInValue.value; interestRateRange.value = interestRate.value; } carPrice.addEventListener('input', function() { carPriceRange.value = this.value; validateInputs(); }); carPriceRange.addEventListener('input', function() { carPrice.value = this.value; validateInputs(); }); downPayment.addEventListener('input', function() { downPaymentRange.value = this.value; validateInputs(); }); downPaymentRange.addEventListener('input', function() { downPayment.value = this.value; validateInputs(); }); tradeInValue.addEventListener('input', function() { tradeInValueRange.value = this.value; validateInputs(); }); tradeInValueRange.addEventListener('input', function() { tradeInValue.value = this.value; validateInputs(); }); interestRate.addEventListener('input', function() { interestRateRange.value = this.value; validateInputs(); }); interestRateRange.addEventListener('input', function() { interestRate.value = this.value; validateInputs(); }); // Validate inputs function validateInputs() { const price = parseFloat(carPrice.value); const down = parseFloat(downPayment.value); const tradeIn = parseFloat(tradeInValue.value); // Ensure down payment + trade-in doesn't exceed car price if (down + tradeIn > price) { if (down > price) { downPayment.value = price; downPaymentRange.value = price; tradeInValue.value = 0; tradeInValueRange.value = 0; } else { tradeInValue.value = price - down; tradeInValueRange.value = price - down; } } } // Calculate loan and update results function calculateLoan() { // Get input values const price = parseFloat(carPrice.value); const down = parseFloat(downPayment.value); const tradeIn = parseFloat(tradeInValue.value); const rate = parseFloat(interestRate.value) / 100; const years = parseInt(loanTerm.value); // Calculate loan amount const loanAmount = price - down - tradeIn; // Calculate monthly payment using the formula: P × r(1+r)ⁿ/((1+r)ⁿ-1) const monthlyRate = rate / 12; const totalPayments = years * 12; let monthlyPayment = 0; if (rate === 0) { // Handle 0% interest case monthlyPayment = loanAmount / totalPayments; } else { const factor = Math.pow(1 + monthlyRate, totalPayments); monthlyPayment = loanAmount * monthlyRate * factor / (factor - 1); } // Calculate total cost and interest const totalCost = monthlyPayment * totalPayments; const totalInterest = totalCost - loanAmount; // Update UI document.getElementById('loanAmount').textContent = formatCurrency(loanAmount); document.getElementById('monthlyPayment').textContent = formatCurrency(monthlyPayment); document.getElementById('totalInterest').textContent = formatCurrency(totalInterest); document.getElementById('totalCost').textContent = formatCurrency(totalCost); // Generate amortization schedule generateAmortizationSchedule(loanAmount, monthlyRate, monthlyPayment, totalPayments); } // Generate amortization schedule function generateAmortizationSchedule(loanAmount, monthlyRate, monthlyPayment, totalPayments) { const amortizationBody = document.getElementById('amortizationBody'); amortizationBody.innerHTML = ''; let balance = loanAmount; for (let i = 1; i

Loan Details

Loan Summary

Amortization Schedule

Rocky Islam