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Lease Deal Check Calculator

Before you lease, check the deal.

Walk through the numbers step-by-step to estimate your real lease payment, adjusted cap cost, residual value, taxes, and total lease cost — so you understand what is actually driving the payment

Why Most Shoppers Only See the Payment

Most lease shoppers are only shown one number:

👉 the monthly payment.

But lease payments are built from multiple pieces working together:

  • Selling price
  • Fees & add-ons
  • Rebates and incentives
  • Cash down
  • Residual value
  • Money factor
  • Taxes

Small changes in any of those numbers can change the payment significantly.

This calculator helps you break the lease down step-by-step so you can understand the deal before you sign.

Follow each step below to build your deal and see how every number affects your payment.

AutoShoppingIQ • Lease Deal Check Tool

Lease Deal Check Calculator

Before you say yes, check the lease. Walk through the numbers one step at a time to estimate your real monthly payment and what is driving it.

Vehicle Price
Step 1 of 7
1

Start with the vehicle price

Enter the MSRP and selling price. The dealer discount will update automatically.

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Adjusted selling price$42,000.00
2

Add fees and add-ons

Enter the fees and extras included in the lease structure.

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Total fees & add-ons$1,332.00
Cap cost before incentives$43,332.00
3

Subtract rebates and cash

Lease rebates and cash down reduce the adjusted cap cost.

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Cash down vs. due at delivery:
Customer cash down lowers the lease balance. Total due at delivery is different — it can include cash down, first payment, upfront tax, registration, and any items not rolled into the lease.
Adjusted cap cost$40,332.00
4

Enter the lease structure

Use the term, residual, money factor, and tax rate from the quote.

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Residual value$26,100.00
5

See my lease deal

This is your estimated monthly lease payment and estimated total due at delivery.

Estimated monthly payment$608.00
Estimated total due at delivery$3,754.00
6

Payment details

See the base payment, tax, total payments, rent charge, and due-at-delivery estimate.

Base payment$567.00
Monthly tax$41.00
Total monthly payment$608.00
Total of payments$21,888.00
Estimated rent charge$5,980.00
Cash down$2,000.00
First payment$608.00
Estimated upfront tax$217.50
Other upfront items$0.00
Estimated total due at delivery$2,825.50
7

Detailed breakdown

Review the full lease structure before you decide.

MSRP
Selling price
Dealer discount
Total fees & add-ons
Lease rebate
Cash down
Adjusted cap cost
Residual value
Money factor
Tax rate
Base monthly payment
Monthly tax
Total monthly payment
Estimated upfront tax
Other upfront items
Estimated total due at delivery

Live Lease Deal Check

Your estimate updates as you move through each step.

Estimated Monthly Payment
$608.00
Includes estimated tax. Based on 36 months.
Adjusted cap cost$40,332.00
Residual value$26,100.00
Base payment$567.00
Monthly tax$41.00
Total due at delivery$2,825.50
Rent charge$5,980.00
Lease check: Your estimated payment includes depreciation, rent charge, and monthly tax.

How to Use This Calculator

Start with the Price

Enter the MSRP and negotiated selling price from your lease quote.

Add Taxes & Fees

Include acquisition fees, dealer fees, accessories, and your local tax rate.

Apply Trade, Rebate, and Cash Down

Subtract lease incentives and any money paid upfront.

Estimate Your Payment

See your estimated monthly payment, adjusted cap cost, residual value, and total lease cost.

FREQUENTLY ASKED QUESTIONS

What is “Adjusted Cap Cost”?

Adjusted cap cost is the amount being financed in the lease after fees, rebates, and cash down are applied.

What is residual value?

Residual value is the vehicle’s estimated value at the end of the lease term.

Higher residual values usually lower the monthly payment.

What is a money factor?

The money factor is the finance charge used in a lease.

It works similarly to an interest rate.

Small changes in any of these can make a big difference.

Why does cash down lower the payment?

Cash down reduces the adjusted cap cost, which lowers the depreciation portion of the lease.

Does this include taxes?

Yes. This calculator includes estimated monthly sales tax based on the tax rate entered.

Is this exactly what the dealer will show?

This is an estimate based on standard lease calculations.

Actual numbers may vary slightly depending on lender programs, fees, incentives, and state lease rules.

Want to go deeper?

Want to go deeper?