Metrics in email marketing
Open rate, click rate, revenue per recipient: Klaviyo shows lots of figures, but not all of them tell you equally much. In this section, we explain which metrics really count in an online shop’s email marketing, how to calculate them and how to tell whether your flows and campaigns generate revenue.
Articles in Metrics
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Who writes about this
Szymon Wolowicz
In email and CRM marketing for e-commerce since 2023. From 2024 to 2025, CRM specialist at ondevi GmbH and MAILODY GmbH working with Klaviyo for D2C brands, and before that his own online shop. Founder of Emailfy since 2025, and from December 2025 to July 2026 also a freelance consultant and account manager at Retention Only, leading projects and teams. Works in his clients’ Klaviyo accounts himself and writes every post from this hands-on experience.