Cars & VehiclesMoney Factor Formula
Car Lease Payment Calculator
Calculate monthly auto lease payments using verified automotive leasing formulasโaccounting for capitalized costs, residual values, money factors (or lease APR), and sales tax.
Lease Formula Inputs
Lease Breakdown
Total Monthly Payment
$441.92/mo
Equivalent APR: 5.28%
Monthly Depreciation Fee$297.08
Monthly Rent Charge (Finance Fee)$115.93
Monthly Sales Tax$28.91
Residual Value (Buyout at End)$21,000.00
Standard Automotive Lease Payment Formula
Monthly Payment = [ (Net Cap Cost โ Residual) / Term ] + [ (Net Cap Cost + Residual) ร Money Factor ] + Monthly Sales Tax- Monthly Depreciation Fee = (Net Capitalized Cost โ Residual Value) / Lease Term in Months.
- Monthly Finance Fee (Rent Charge) = (Net Capitalized Cost + Residual Value) ร Money Factor.
- Money Factor to APR Conversion: Lease APR = Money Factor ร 2,400 (e.g. 0.00250 ร 2,400 = 6.0% APR).
Step-by-Step Worked Example
Scenario: Leasing a $35,000 MSRP car negotiated to $33,500 with 60% residual and 0.00220 money factor for 36 months
Calculation Steps:
- Monthly Depreciation = ($31,695 โ $21,000) / 36 = $297.08 / month
- Monthly Rent Charge = ($31,695 + $21,000) ร 0.00220 = $115.93 / month
- Base Monthly Payment = $297.08 + $115.93 = $413.01
- Monthly Sales Tax (7%) = $413.01 ร 0.07 = $28.91
- Total Monthly Lease Payment = $413.01 + $28.91 = $441.92 / month
Result: The total monthly lease payment is $441.92 ($297.08 depreciation + $115.93 finance fee + $28.91 tax).
How to Use This Calculator
- 1Enter the vehicle window sticker MSRP and negotiated selling price.
- 2Input cash down payment, rebates, and bank acquisition fee.
- 3Specify the lenderโs residual value percentage and lease term in months.
- 4Enter the money factor (e.g. 0.0025) or equivalent lease APR (e.g. 6.0%).
Assumptions & Limitations
- Residual value is strictly calculated off the vehicle window sticker MSRP, not the discounted selling price.
Frequently Asked Questions
How do I convert a lease money factor to an interest rate (APR)?
Multiply the money factor by 2,400. For example, a money factor of 0.00250 multiplied by 2,400 equals an annual interest rate of 6.00% APR.
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