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Email Open Rate Calculator

Calculate your Email Open Rate to measure the effectiveness of your subject lines and sender reputation.

Calculator

The total number of unique email opens.
The total number of emails successfully delivered (sent minus bounces).
EMAIL OPEN RATE
20.00%
Average

Typical for many industries. Focus on personalization to improve.

Formula

Open Rate = (Emails Opened ÷ Emails Delivered) × 100

Worked example

If you sent 10,000 emails and 2,500 were opened, your open rate would be: Open Rate = (2,500 ÷ 10,000) × 100 = 25%.

Emails Opened
2500
Emails Delivered
10000

Industry benchmarks

Low

Below average. Work on your subject lines and list hygiene.

Average

Typical for many industries. Focus on personalization to improve.

High

Excellent engagement. Your audience finds your content highly relevant.

FAQ & key takeaways

How to read this metric

What it measures

Email Open Rate is the percentage of subscribers who opened a specific email out of the total number of emails delivered. It is a primary indicator of how well your audience is responding to your outreach.

Why it matters

Your open rate tells you how effective your subject lines are and whether your emails are actually reaching the inbox. If no one opens your emails, they can’t click your links or convert, making this the first hurdle in email marketing success.

How to improve open rates

  1. Compelling Subject Lines: Use curiosity, urgency, or clear benefits to entice subscribers to click.
  2. Personalization: Use the subscriber’s name or other relevant data to make the email feel tailored to them.
  3. Optimize Send Times: Experiment with different days and times to find when your audience is most active.
  4. List Segmentation: Send more targeted content to specific groups within your list based on their interests or behavior.
  5. Sender Name: Use a recognizable and trusted sender name (e.g., a real person’s name or your brand name).