The click-through rate is the percentage of people who clicked on a link within your email, but this is calculated based on the number of emails opened rather than the total delivered.
The formula for calculating email click-through rate is:
For example, if out of the 500 emails delivered, 200 were opened, and 25 recipients clicked on a link, the click-through rate would be 12.5% as shown below:
In summary, the click rate considers the total number of emails delivered, while the click-through rate takes into account only the number of emails that were opened. Both metrics provide insights into the engagement and effectiveness of your email campaign, but they focus on different aspects of recipient interaction.