Roofing Estimate Calculator Cost

Auto Lease Calculator

Estimate your monthly car lease payments including depreciation and rent charges.

function calculateLease() { var msrp = parseFloat(document.getElementById('msrp').value) || 0; var salePrice = parseFloat(document.getElementById('salePrice').value) || 0; var downPayment = parseFloat(document.getElementById('downPayment').value) || 0; var tradeIn = parseFloat(document.getElementById('tradeIn').value) || 0; var term = parseFloat(document.getElementById('leaseTerm').value) || 1; var residualRate = parseFloat(document.getElementById('residualRate').value) || 0; var apr = parseFloat(document.getElementById('apr').value) || 0; var taxRate = parseFloat(document.getElementById('taxRate').value) || 0; // 1. Calculate Gross Cap Cost and Net Cap Cost var netCapCost = salePrice – downPayment – tradeIn; // 2. Calculate Residual Value var residualValue = msrp * (residualRate / 100); // 3. Depreciation Fee var monthlyDepreciation = (netCapCost – residualValue) / term; if (monthlyDepreciation < 0) monthlyDepreciation = 0; // 4. Money Factor & Rent Charge // Note: Money Factor = APR / 2400 var moneyFactor = apr / 2400; var monthlyRentCharge = (netCapCost + residualValue) * moneyFactor; // 5. Total Monthly Base var baseMonthly = monthlyDepreciation + monthlyRentCharge; // 6. Tax var monthlyTax = baseMonthly * (taxRate / 100); var totalMonthly = baseMonthly + monthlyTax; // 7. Total Cost of Lease var totalOutofPocket = downPayment + tradeIn; var totalLeaseCost = (totalMonthly * term) + totalOutofPocket; // Display Results document.getElementById('results').style.display = 'block'; document.getElementById('basePaymentDisplay').innerText = '$' + baseMonthly.toFixed(2); document.getElementById('taxPaymentDisplay').innerText = '$' + monthlyTax.toFixed(2); document.getElementById('totalPaymentDisplay').innerText = '$' + totalMonthly.toFixed(2); document.getElementById('totalCostDisplay').innerText = '$' + totalLeaseCost.toFixed(2); document.getElementById('residualValueDisplay').innerText = '$' + residualValue.toFixed(2); }

How to Use the Car Lease Calculator

Understanding car lease math is the best way to ensure you are getting a fair deal at the dealership. This calculator breaks down the "hidden" components of a lease payment, including the depreciation fee and the rent charge (interest).

Key Terms Explained

Gross Capitalized Cost: This is the negotiated price of the vehicle. Never negotiate based on monthly payment; always negotiate the sales price first.

Residual Value: This is what the leasing company predicts the car will be worth at the end of your lease. A higher residual value usually results in a lower monthly payment because you are paying for less depreciation.

Money Factor: This is essentially the interest rate on a lease. To convert a Money Factor to a standard APR, multiply it by 2400. For example, a Money Factor of 0.00125 is equivalent to a 3% APR.

Realistic Leasing Example:

• Vehicle MSRP: $40,000
• Sales Price: $38,000
• Down Payment: $2,000
• Term: 36 Months
• Residual: 60% ($24,000)
• APR: 4% (0.00166 Money Factor)

In this scenario, your net capitalized cost is $36,000. Your total depreciation is $12,000 over 3 years, and your monthly rent charge is calculated based on the sum of the cap cost and residual. This typically results in a base payment of roughly $433/month plus taxes.

Tips for Lowering Your Monthly Payment

1. Negotiate the Sales Price: Just like buying a car, the capitalized cost is negotiable. A lower sales price directly reduces your depreciation fee.

2. Look for High Residuals: Brands with high resale values (like Toyota or Honda) often have lower lease payments because the car retains more value, meaning you pay for less "usage."

3. Check for Incentives: Manufacturers often offer "lease specials" where they artificially inflate the residual value or lower the money factor to move inventory.

4. Security Deposits (MSDs): Some lenders allow you to put down multiple security deposits to lower the money factor, which can save you significant interest over the life of the lease.