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What is Email Open Rate?

Marketing

Email Open Rate

Abbreviation: EOR

Also known as: EOR (Email Open Rate)

Marketing

What is Email Open Rate (EOR)?

Email Open Rate is the percentage of recipients who open an email out of the total number delivered. It’s a key indicator of subject line effectiveness and sender reputation. High open rates often reflect a well-targeted audience and compelling subject lines, while low rates might signal list fatigue or poor timing. Improving open rates involves segmenting lists, A/B testing subject lines, and maintaining clean lists.

What does EOR stand for?

EOR stands for Email Open Rate. It is a marketing term commonly used in web analytics and digital marketing.