How a Car Lease Actually Works: Money Factor, Residual, Cap Cost, Fees
A car lease is a rental of the depreciation portion of a vehicle plus a financing fee on the unamortised value. Understanding this structure precisely is the difference between getting a fair lease and being overcharged by $50 to $150 per month without knowing it.
The lease payment formula
A monthly lease payment has three components: a depreciation fee, a rent charge, and sales tax applied to both.
Depreciation Fee = (Cap Cost - Residual) / Term
Rent Charge = (Cap Cost + Residual) x Money Factor
Monthly Payment = (Depreciation Fee + Rent Charge) x (1 + Tax Rate)
Worked example. $42,000 cap cost, $23,100 residual (55% of a $42,000 MSRP), 36-month term, money factor 0.00175, 7% sales tax:
Depreciation Fee = ($42,000 - $23,100) / 36 = $525/mo
Rent Charge = ($42,000 + $23,100) x 0.00175 = $113.93/mo
Pre-tax total = $525 + $113.93 = $638.93
With 7% tax = $638.93 x 1.07 = $683.65/mo
Money factor
Money factor is the lease equivalent of an interest rate. Multiply by 2,400 to convert to APR equivalent. A money factor of 0.00175 equals 4.2% APR. A money factor of 0.00333 equals 8.0% APR.
Dealers can mark up the money factor above the captive buy rate and pocket the difference as additional dealer profit. Always ask: “What is the buy-rate money factor on this vehicle this month?” Some dealers will not disclose this; if they do not, use the Leasehackr or Edmunds forums to find the current buy rate for your brand and model.
Typical 2026 ranges for prime credit buyers at major captives: 0.00100 to 0.00250. Subvented deals at manufacturer-loyalty programs can go as low as 0.00083 (2.0% APR equivalent). Subprime money factors can reach 0.00333 or higher.
| Money Factor | APR Equivalent | Context |
|---|---|---|
| 0.00083 | 2.0% | Exceptionally subvented |
| 0.00100 | 2.4% | Loyalty / manufacturer special |
| 0.00125 | 3.0% | Strong model, prime credit |
| 0.00150 | 3.6% | Competitive prime rate |
| 0.00175 | 4.2% | Typical prime rate |
| 0.00200 | 4.8% | Near-prime or dealer markup |
| 0.00250 | 6.0% | Near-prime baseline |
| 0.00333 | 8.0% | Subprime / high-risk |
Residual value
Residual value is the projected market value of the vehicle at lease-end, expressed as a percentage of MSRP. It is set by the captive using Automotive Lease Guide (ALG) data. Higher residual = lower monthly payment because you are financing less depreciation. You cannot negotiate residual; it is set by the captive.
Typical 36-month residuals by segment (April 2026, 12,000-mile baseline):
| Segment | Typical Residual Range | Examples |
|---|---|---|
| Mainstream compact / sedan | 52-60% | Honda Civic, Toyota Camry |
| Mainstream SUV | 50-58% | Honda CR-V, Toyota RAV4 |
| Luxury sedan | 46-54% | BMW 3-Series, Mercedes C-Class |
| Luxury SUV | 45-53% | BMW X5, Mercedes GLE |
| EV (volatile) | 40-60% | Tesla Model Y, Chevy Bolt |
| Pickup truck | 54-62% | Toyota Tacoma, Ford F-150 |
Capitalized cost
The capitalized cost is effectively the selling price of the vehicle for the lease. It includes the negotiated vehicle price plus any add-ons from the dealer (extended warranty, paint protection, accessories) plus the acquisition fee (if rolled in). It is reduced by cap cost reductions: down payment, trade-in value, manufacturer rebates, and MSDs.
Negotiate the cap cost as aggressively as you would a purchase price. Many lessees make the mistake of fixating on the monthly payment without knowing what the underlying cap cost is. A $3,000 cap cost reduction saves approximately $83 per month on a 36-month lease - meaningful over the term.
Acquisition fee and disposition fee
The acquisition fee (also called the bank fee or administrative fee) is charged by the captive at lease inception, typically $595 to $1,095 depending on the captive. It is usually rolled into the cap cost and spread over the lease term. Approximate figures by captive:
| Captive | Typical Acq. Fee | Typical Disp. Fee |
|---|---|---|
| Honda Financial Services | $595 | $395 |
| Toyota Financial Services | $650 | $350 |
| Ford Credit | $725 | $395 |
| BMW Financial Services | $925 | $425 |
| Mercedes-Benz Financial | $1,095 | $595 |
The disposition fee is charged at lease return if you do not buy out or re-lease with the same captive. It is typically $300 to $600 and is disclosed in the lease contract. It is often waived on a loyalty re-lease or purchase.
Multiple security deposits (MSDs)
MSDs are a money-factor reduction mechanism available at select captives. BMW Financial Services has historically offered this. The lessee places additional refundable deposits (typically 1 to 10 deposits of the rounded monthly payment) and the money factor is reduced by approximately 0.00007 per deposit. This is a fully refundable deposit at lease-end, so the risk is limited to the opportunity cost of the held cash.
Example: 7 MSDs at $650 each = $4,550 held. Money factor drops from 0.00175 to 0.00126 (reduction of 0.00049). Monthly savings: ($42,000 + $23,100) x 0.00049 = $31.90 per month. Over 36 months: $1,148.40 in savings on $4,550 held. Return on held cash: 25.2%. Worth doing if you have the liquidity.
Subvented leases and residual inflation
Captives occasionally subsidise leases on slow-moving inventory by artificially inflating the residual (beyond ALG guidance) or setting a low money factor below the buy rate. These “lease specials” advertised on manufacturer websites are genuine bargains in the months they are offered. They appear when a new model-year is arriving and the outgoing model needs to move, or when a manufacturer has high production targets to meet. The subvention typically ends mid-month when the allocation of subvented deals is exhausted.