November 1, 2018

Top 5 US Companies, Ranked by Retail Ecommerce Sales Share, 2017 & 2018 (% of total retail ecommerce sales)

Note

eMarketer benchmarks its retail ecommerce sales figures against US Department of Commerce data, for which the last full year measured was 2017.

Methodology

Estimates are based on the analysis of data from other research firms and government agencies, historical trends, reported and estimated revenues from company reports, consumer online buying trends, and macro-level economic conditions.