In B2B sales, companies in higher education have an average CAC of $1,143—the highest of any industry, while the commerce industry has the lowest CAC at $86. In the software as a service (SaaS) industry, companies in fintech have the highest CAC at $1,450, while ecommerce has the lowest at $274. For ecommerce businesses, the jewelry sector has the highest CAC at $91, while food and beverage comes in last at $53.