Auto Lease Calculator
Monthly car lease payment from price, residual, money factor and term.
Monthly lease payment
$487.65
36 months
Depreciation
$325.00
Finance (rent) charge
$130.75
Residual value
$20,300.00
Total lease cost
$20,555.49
AI Breakdown & Smart Takeaway
Plain-English insight on your numbers
Get a personalized explanation of what these results mean — and how to improve them.
How the Auto Lease Calculator works
The Auto Lease Calculator computes your exact monthly car lease payment using four core inputs — capitalized cost, residual value, money factor, and lease term — giving car shoppers and financial planners a transparent, dealer-independent breakdown before they sign anything.
A car lease payment is split into two distinct components: the depreciation fee and the finance fee. The depreciation fee covers the portion of the vehicle's value you consume during the lease, calculated by subtracting the residual value (what the car is worth at lease-end) from the adjusted capitalized cost (the negotiated price minus any down payment or trade-in), then dividing by the number of months in the term. The finance fee is essentially the interest charge, calculated by adding the adjusted capitalized cost and the residual value together, then multiplying by the money factor. Your total monthly payment is the sum of these two fees, plus applicable taxes.
The money factor is one of the most misunderstood elements of an auto lease. It is the leasing equivalent of an interest rate, expressed as a very small decimal — typically between 0.00100 and 0.00400. To convert a money factor to an approximate APR, multiply it by 2,400. For example, a money factor of 0.00200 equates to roughly 4.8% APR. Dealers are not legally required to disclose the money factor in the US (unlike APR on a loan), which means savvy shoppers should always ask for it explicitly and benchmark it against published rates from the manufacturer's captive finance arm (e.g., Toyota Financial, BMW Financial Services).
The residual value is the lease company's projection of the vehicle's market value at the end of the lease term, expressed as a percentage of the MSRP. A higher residual value means you finance a smaller slice of depreciation, directly lowering your monthly payment. Residual percentages are set by the lender — not the dealership — and are non-negotiable. This is why vehicles with strong resale reputations (certain Honda, Toyota, and Subaru models) often yield surprisingly affordable lease payments even when their sticker prices are high. Choosing a 24- or 36-month term over 48 months typically results in a higher residual percentage, which can partially offset the higher monthly payments of a shorter term.
A common mistake lessees make is focusing only on the monthly payment without examining the capitalized cost. Dealers can inflate the cap cost — or sneak in fees, extended warranties, and add-ons — while advertising an attractively low monthly figure achieved through a large 'cap cost reduction' (down payment). Because you lose any down payment if the car is totaled early in the lease, most financial advisors recommend putting little to no money down on a lease and instead negotiating the cap cost down directly. Always verify the acquisition fee (typically $500–$1,000), disposition fee at lease-end, and mileage overage rate (often $0.15–$0.30 per mile) before committing, as these significantly affect the true cost of the lease.
Formula
Payment = depreciation + (cap cost + residual)×money factor, plus tax
Pro tips
- Always ask the dealer for the money factor and residual value in writing before negotiating — compare the money factor to current published lease programs (sites like Edmunds post monthly lease deals) to spot dealer markup.
- Negotiate the vehicle price (cap cost) just as you would for a purchase; a $1,000 reduction in cap cost reduces your monthly payment by roughly $27 on a 36-month lease, plus saves on the finance fee.
- Target vehicles with residual values above 50% of MSRP at 36 months — these models offer the most favorable lease economics and represent the sweet spot between depreciation cost and finance charge.
- Avoid rolling fees like the acquisition fee or dealer add-ons into the cap cost when the money factor is high — you'll pay finance charges on those costs for the entire term, inflating the true price.
- Run the calculator with multiple term lengths (24 vs. 36 vs. 39 months) and compare total lease cost, not just monthly payment — shorter terms often carry higher residuals that partially compensate for higher monthly figures.
Key terms
- Capitalized Cost (Cap Cost)
- — The negotiated selling price of the vehicle, analogous to the loan amount in a purchase — it can be reduced by a down payment, trade-in equity, or rebates to form the 'adjusted cap cost.'
- Residual Value
- — The lender's predetermined estimate of the vehicle's market value at the end of the lease term, expressed as a dollar amount or percentage of MSRP, and directly controls how much depreciation you pay for.
- Money Factor
- — A small decimal number representing the financing cost of a lease, equivalent to an interest rate — multiply by 2,400 to convert it to an approximate annual percentage rate (APR).
- Lease Term
- — The contractual duration of the lease in months, most commonly 24, 36, or 39 months, which affects both the monthly depreciation cost and the residual value percentage.
- Acquisition Fee
- — An upfront administrative fee charged by the leasing company (not the dealer) at the start of a lease, typically ranging from $500 to $1,000, sometimes rolled into the cap cost.
- Cap Cost Reduction
- — Any upfront payment — cash down, trade-in, or manufacturer rebate — applied to lower the adjusted capitalized cost and thereby reduce the monthly payment.
