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CAC Calculator

Result

Calculated result 500 Based on the values entered.
↗ Finance

CAC Calculator (Customer Acquisition Cost) Calculate your customer acquisition cost (CAC) — the average amount spent on sales and marketing to win one new customer. Enter your total sales and marketing spend and the number of new customers acquired. — free online calculator.

Formula

CAC = Sales and Marketing Cost ÷ New Customers Acquired
  • CAC Calculator calculates its result from Sales + Marketing Cost, New Customers Acquired. It uses the formula CAC = Sales and Marketing Cost ÷ New Customers Acquired. Change any input to recalculate the result instantly.
  • The main inputs are Sales + Marketing Cost, New Customers Acquired. Enter them in the units and format shown in the calculator.
  • Use monetary amounts, rates and time periods exactly as labeled; the result reflects the assumptions entered on this page.
  • Changing any input above recalculates the result with the same calculation engine used by this page.

Example: CAC

Inputs
  • Sales + Marketing Cost: 120000
  • New Customers Acquired: 240

Using Sales + Marketing Cost = 120000, New Customers Acquired = 240, the calculated result is 500.

Sample result: Calculating…

Frequently asked questions

What does the CAC calculate?

CAC Calculator (Customer Acquisition Cost) Calculate your customer acquisition cost (CAC) — the average amount spent on sales and marketing to win one new customer. Enter your total sales and marketing spend and the number of new customers acquired. — free online calculator.

Which values should I enter?

Enter Sales + Marketing Cost, New Customers Acquired using the units and format shown beside each field.

What formula does this calculator use?

The calculator uses the following relationship: CAC = Sales and Marketing Cost ÷ New Customers Acquired.

Why might my result differ from another source?

Results can differ when another source uses different units, rounding rules, conventions or assumptions. Compare the inputs and definitions before comparing results.

Does the result update automatically?

Yes. Changing an input updates the result using the same calculation engine shown on this page.

Page information

Updated: October 7, 2026