HomeBusiness & ManagementMarketingWhat is Customer Acquisition Cost (CAC)?
Business & Management·2 min·Updated Mar 13, 2026

What is Customer Acquisition Cost (CAC)?

Customer Acquisition Cost

Quick Answer

Customer Acquisition Cost (CAC) is the total cost a business spends to acquire a new customer. This includes marketing expenses, sales team costs, and any other resources used to convert potential customers into paying ones.

Overview

Customer Acquisition Cost (CAC) is an important metric used by businesses to determine how much they need to spend to gain a new customer. It is calculated by dividing the total costs associated with acquiring customers by the number of new customers gained in a specific period. Understanding CAC helps businesses evaluate the effectiveness of their marketing strategies and make informed decisions about budget allocation. For example, if a company spends $1,000 on marketing and sales efforts in a month and acquires 10 new customers, the CAC would be $100. This means the company spends $100 for each new customer, which can help them assess whether this cost is sustainable based on the revenue generated from those customers. If the CAC is too high compared to the revenue from each customer, the business may need to rethink its marketing approach. CAC matters because it directly impacts a company's profitability and growth potential. A lower CAC means a business can grow more efficiently, while a higher CAC can signal that marketing efforts are not effective. By monitoring and optimizing CAC, companies can improve their overall marketing strategies and ensure they are investing wisely in customer acquisition.


Frequently Asked Questions

A company can reduce its CAC by improving its marketing strategies, such as targeting the right audience more effectively or using cost-efficient channels. Additionally, enhancing customer referral programs can help bring in new customers at a lower cost.
A good CAC varies by industry, but generally, it should be lower than the lifetime value of a customer (LTV). This means that the revenue generated from a customer over their lifetime should exceed the cost of acquiring them.
For startups, understanding CAC is crucial because it helps them manage their limited resources effectively. By knowing how much it costs to acquire customers, startups can make strategic decisions about scaling their marketing efforts and ensuring long-term sustainability.