Ecommerce Cost per Acquisition (CPA) (US & Canada)

Ecommerce Cost per acquisition (CPA) is the amount spent on ads divided by the number of conversions.

Source
Methodology
Notes
Updated: Q4 2025
AdScale
AdScale is an AI-powered advertising automation platform.
Updated: Q4 2025
AdScale
AdScale’s data is sourced from 1,071 US ecommerce brands across 15 verticals, collected and analyzed for 2025. The data set focuses on eight key ecommerce and advertising performance metrics, offering insights into business trends and paid media effectiveness. It includes direct-to-consumer brands selling through their own websites (excluding marketplace sellers), and represents mid-market ecommerce businesses. Brands are categorized by revenues: startups (up to $100,000), small businesses ($100,000–$1 million), emerging ($1 million–$10 million), and established ($10 million–$50 million). To ensure accuracy, stores with fewer than 50 monthly orders were excluded. Business data was collected directly from ecommerce stores, while advertising data was sourced from Google and Meta ad accounts. This provides a comprehensive view of digital ad performance.
Updated: Q4 2025
AdScale
Data represents activity among AdScale clients, broader industry metrics may vary. Ecommerce Cost per Acquisition (CPA) is the measure of the cost spent to acquire a new customer through paid marketing efforts.
Updated: Q4 2025
AdScale
Source
Methodology
Notes
Updated: Q1 2025
SellMetric
SellMetric is an AI-powered sales analytics and optimization platform.
Updated: Q1 2025
SellMetric
SellMetric's data is based on the analysis of various data sources, including transactional data, marketing campaign data, product inventory and sales data, and relevant third-party data. The dataset encompasses over 30,000 customers worldwide. The primary focus of this analysis is for marketplaces in key regions: the United States (US) and Canada. Approximately $350 million in e-commerce ad spending across platforms such as Walmart and Amazon DSP & Sponsored Advertising was examined. To ensure accurate analysis, the raw data underwent essential preprocessing steps, including data normalization, standardization, aggregation and transformation.
Updated: Q1 2025
SellMetric
Data represents activity among SellMetric clients, broader industry metrics may vary. Cost per acquisition (CPA) is the amount spent on ads divided by the number of conversions.
Updated: Q1 2025
SellMetric
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