Lease Calculator

Leasing, Residuals, and the Two Kinds of Business Lease

A lease is a contract between a lessor (the legal owner) and a lessee, who gets the use of the asset for a set term in return for regular payments. (The words are often blurred: strictly, the lease is the contract and the rent is the payment; in neither case does the user build equity.) Almost anything ownable can be leased — apartments, offices, cars, and also storage, conveyor belts, lighting, software, servers, aircraft and cleaning equipment. The lessor's money is in the asset for the whole term, which is why the math at the top of this page charges interest on a balance that falls only to the residual value: the asset's estimated worth when the lease ends. A $30,000 car leased for three years might carry a $16,000 residual. Residuals shrink as terms lengthen — with one standing exception, real estate, where appreciation can push the end value above the start.

Cars and Business Equipment

Auto leasing sells a new car every few years, under warranty, without the capital outlay of buying — at a total cost that typically exceeds owning the same car over its life. Payments are set by the gap between the car's price (its capitalized cost) and its forecast residual, plus the finance charge quoted as a money factor (× 2,400 ≈ APR), plus deposits and dealer charges; many contracts add a purchase option at the end. Businesses lease for a different reason: use of expensive equipment for a fraction of its price upfront, with the freedom to return, renew, or buy at term's end — vital for young companies short on capital. Accounting splits business leases in two: a capital (finance) lease behaves like a purchase — the asset sits on the lessee's balance sheet and depreciates — and suits long terms and durable equipment; an operating lease keeps ownership with the lessor, its payments deductible as an operating expense, and suits short terms and fast-obsolescing technology.

Leasing Real Estate

Residential leases cluster around 12 months (3, 6, 18 and 24 are common), sometimes with a lease-to-own option to buy later at an agreed price. Commercial leases run longer and stricter, and the real negotiation is which expenses ride inside the rent. A gross (full-service) lease charges one flat rent while the landlord pays taxes, insurance and maintenance — simple budgeting at a premium. A net lease shifts expenses to the tenant for a lower base rent, in three grades: N (tenant adds property tax), NN (adds insurance), and NNN — triple net (adds common-area maintenance too), the most common and most landlord-friendly form in U.S. retail and office space; the extreme, a bondable or absolute lease, can't even be terminated when costs spike. Modified leases split the difference, dividing expenses by negotiation — which is why the only definition that finally matters is the one in the signed contract.

Frequently Asked Questions

What payment does a 0% rate produce?

Pure depreciation, spread evenly: (asset − residual) ÷ months. On the defaults that would be $333.33 — the $405.06 actual payment shows how much of a lease payment is really interest.

Why does the balance end at the residual instead of zero?

Because you never bought that part of the asset. The schedule above runs the value down to the residual; returning the asset (or buying it for the residual) settles the remaining line.

Does a higher residual mean a better lease?

It means a lower payment — you've consumed less value — but if the asset actually ends worth less than the residual, the lessor (or you, on an open-end lease) eats the difference. Closed-end leases push that risk to the lessor, which is their main consumer protection.