Email Marketing Benchmarks: August 2026
August 2026 benchmarks from 10 e-commerce brands and 7.2M emails. Email revenue rose 14.7% to $791K and every dollar of the gain came from flows: flow revenue +45.5% while campaign revenue slipped 4.2% on 39% more sends. The flow multiplier snapped back from 12.7x to 20.9x.