The average total cost of acquiring a new customer, including relevant marketing and sales expenses.
A key business metric for evaluating the efficiency of customer growth.
Short and sweet:
The average total cost of acquiring a new customer, including relevant marketing and sales expenses.
A key business metric for evaluating the efficiency of customer growth.
See also: Cost Per Acquisition, Lifetime Value, Return on Investment
Customer acquisition cost typically refers to the broader, blended figure a business calculates by dividing total sales and marketing spend, including salaries and tools, by the total number of new customers gained over a period, rather than the narrower per-channel cost per acquisition tracked inside a single ad account. This fuller accounting captures overhead that a channel-level number often leaves out, giving leadership a more complete picture of what it truly costs the business to grow. Because it factors in fixed costs like team salaries, this figure tends to look less favorable at a small scale and improve as a business grows and spreads those fixed costs across more new customers.
A DTC mattress brand spending $500,000 on ads in a quarter to bring in 5,000 new buyers has a customer acquisition cost of $100 per customer, a number it needs to stay well below the average order profit.
Enterprise software companies often accept a much higher figure here, in the tens of thousands of dollars, since a single large client contract can be worth far more over several years.
A startup burning through funding faster than expected might discover this cost has crept above what each customer is actually worth, a warning sign investors watch closely.
