B2B Email Marketing Statistics

B2B Email Marketing Statistics and Trends

By Roberto
Email remains the backbone of B2B digital communication, even as buying journeys get longer and more self‑directed. In 2025, there are around 4.6-5 billion email users globally, with 99% checking inboxes multiple times per day, giving B2B marketers unmatched, always‑on reach into decision‑maker workflows. Studies consistently show that around 59% of B2B marketers rate email as their highest revenue‑yielding digital channel, and average ROI estimates cluster near $42 for every $1 spent.