B2B Email Marketing Statistics and Trends
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.