Lease vs. Buy Auto Calculator

Compare the true net cost of leasing a car against buying it.

Read the guide: Budgeting & Cash Flow

Lease Details

Purchase & Loan Details

Monthly Purchase Payment£658
Verdict at end of 36-month lease
Buying is cheaper by £616 at this point.
Net Cost to Buy (at month 36)
£20,118
Total paid minus the vehicle equity you still own.
Total Cost to Lease (36 months)
£20,734
All payments and fees; you return the car with zero equity.

Net True Cost Over Time

  • Net Purchase Cost (out-of-pocket − equity)
  • Total Lease Cost
Mo 0Mo 6Mo 12Mo 18Mo 24Mo 30Mo 36Mo 42Mo 48Mo 54Mo 60£0£7k£14k£21k£28k

Leasing usually looks cheaper early on due to lower monthly payments. Buying pulls ahead as you build equity and the loan is repaid — the net purchase line keeps falling after the lease ends, while a new lease would restart the amber line from scratch.

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Common questions

What is the real difference between leasing and buying a car?+

Leasing is essentially a long-term rental: you pay for the vehicle's depreciation and fees over the lease term and hand it back at the end, usually with lower monthly payments but nothing to show for it afterwards. Buying costs more per month (or a large sum upfront) but leaves you owning an asset you can keep or sell. The right choice depends on how long you keep cars and whether you value ownership or lower payments.

Why is depreciation central to this decision?+

A car loses value fastest in its early years, and that depreciation is the single largest cost of ownership - larger than fuel or maintenance for most drivers. A lease effectively charges you for that early, steep depreciation and no more. Buying means you absorb the depreciation but also capture whatever value remains. Understanding depreciation is the key to seeing which option is genuinely cheaper over your time horizon.

When does leasing tend to win, and when does buying?+

Leasing often suits people who want a new car every few years, prefer predictable lower payments, and do not drive unusually high mileage. Buying, and especially keeping a car well past any loan, tends to be cheaper for people who hold vehicles for many years, because they enjoy years of use after the asset is paid off. This calculator compares the net cost so you can see where your situation falls.

Does this include every cost?+

It focuses on the main financial drivers - payments, depreciation, and fees - but real costs also include insurance differences, mileage penalties on leases, maintenance as a car ages, and your own convenience preferences. Use the output to understand the core trade-off, then adjust for the specifics of the deals in front of you.

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