{"id":3708,"date":"2026-04-02T12:02:53","date_gmt":"2026-04-02T12:02:53","guid":{"rendered":"https:\/\/www.truesend.com\/blog\/?p=3708"},"modified":"2026-04-03T13:04:42","modified_gmt":"2026-04-03T13:04:42","slug":"top-15-email-marketing-kpis-you-should-track-and-ignore","status":"publish","type":"post","link":"https:\/\/www.truesend.com\/blog\/top-15-email-marketing-kpis-you-should-track-and-ignore\/","title":{"rendered":"Top 15 Email Marketing KPIs You Should Track (and Ignore)"},"content":{"rendered":"\n

In the world of email marketing, data is all around, but clarity is an exceptional quality. Marketers often track many metrics but do not understand what is important; they are often given incorrect information, leading to wasted effort and unfruitful results.<\/p>\n\n\n\n

It doesn’t matter whether you are using an ESP or TrueSend for inbox placement services and SMTP relay services; the right information is what is required to enhance the performance of your email marketing campaign<\/a>.<\/p>\n\n\n\n

The KPIs That Actually Move the Needle<\/strong><\/h2>\n\n\n\n

1. Deliverability Rate (Track Obsessively)<\/h3>\n\n\n\n

You’re not marketing if you’re not getting your messages delivered to the inbox. Your deliverability rate is the percentage of messages delivered to the intended recipient, not to spam or promotional folders.<\/p>\n\n\n\n

If you’re not getting delivered, you’re not getting anything else right. Working with TrueSend, a bulk email service provider, and their IP warmup services increases the deliverability rate from 80% to 98%.<\/p>\n\n\n\n

2. Open Rate (With Context)<\/h3>\n\n\n\n

Open rate indicates how many people opened your email. It provides a quick snapshot of how well your subject line performed.<\/p>\n\n\n\n

Because of changes in how people think about privacy, open rates are no longer completely reliable. However, they are still useful for comparative purposes (campaign to campaign).<\/p>\n\n\n\n

3. Click-Through Rate (CTR)<\/h3>\n\n\n\n

CTR is a metric that measures how many people actually clicked links in your email. Click-through rate lets you know whether your content is actually resonating. If your CTR is low, the problem is with your message, not your delivery.<\/p>\n\n\n\n

4. Conversion Rate<\/h3>\n\n\n\n

Conversion rate measures how many people performed a desired action after a click.<\/p>\n\n\n\n

lets you know about the user’s action, like:<\/p>\n\n\n\n

Making a Purchase<\/p>\n\n\n\n

Signing Up for a Webinar<\/p>\n\n\n\n

Downloading a Resource<\/p>\n\n\n\n

5. Bounce Rate<\/h2>\n\n\n\n

The bounce rate metric represents the number of emails that were not delivered. There are two types of bounces:<\/p>\n\n\n\n

Soft bounce:<\/strong> A temporary problem occurred.<\/p>\n\n\n\n

Hard bounce:<\/strong> The email address is invalid.<\/p>\n\n\n\n

A high bounce rate can hurt your sender’s reputation and affect your email marketing delivery.<\/p>\n\n\n\n

6. List Growth Rate<\/h3>\n\n\n\n

Your email list is a prized asset. Monitoring how fast your list is growing can help you understand whether your email list-building strategies are successful.<\/p>\n\n\n\n

A healthy list growth rate can indicate:<\/p>\n\n\n\n

High brand engagement<\/p>\n\n\n\n

Successful lead generation<\/p>\n\n\n\n

7. Unsubscribe Rate<\/h3>\n\n\n\n

Unsubscribes are a normal part of email marketing; however, a sudden increase in the unsubscribe rate can be cause for concern. It can help you determine whether your content aligns with your audience’s expectations.<\/p>\n\n\n\n

Rather than being afraid of people unsubscribing from your list, use it as an opportunity to improve your message.<\/p>\n\n\n\n

8. Spam Complaint Rate<\/h3>\n\n\n\n

The spam complaint rate is a crucial metric for maintaining your sender reputation; high complaint rates can lead to blocklisting.<\/p>\n\n\n\n

Reliable SMTP Relay Services and Warmup Services can help you reduce these complaints.<\/p>\n\n\n\n

9. Inbox Placement Rate<\/h3>\n\n\n\n

This is different from email deliverability<\/a>. It measures whether your email lands in the inbox, the promotions tab, or the spam folder.<\/p>\n\n\n\n

With advanced Inbox Placement Solutions, this KPI is crucial for serious marketers.<\/p>\n\n\n\n

1<\/strong>0. Engagement Over Time<\/h3>\n\n\n\n

Engagement over time is an important metric for understanding when your audience is most likely to engage.<\/p>\n\n\n\n

This can help you optimize send time, email sending schedule, and increase engagement rate.<\/p>\n\n\n\n

11. Revenue per Email<\/h3>\n\n\n\n

Revenue per email is a KPI that ties your email marketing efforts directly to your revenue. It helps you see how much each email you send contributes to your business.<\/p>\n\n\n\n

For businesses using Send Bulk Email, this KPI will keep their email marketing campaigns profitable.<\/p>\n\n\n\n

12. Email Sharing\/Forwarding Rate<\/h3>\n\n\n\n

The KPI that many marketers neglect shows how many people are sharing your email.<\/p>\n\n\n\n

A high forwarding rate is a strong indicator of a high-quality email with engaging content. It will also help you increase your reach organically.<\/p>\n\n\n\n

13. List Segmentation Performance<\/h3>\n\n\n\n

For businesses using segmented email marketing, this KPI shows which segments are most responsive.<\/p>\n\n\n\n

This is where a good Email Service Provider will help you effectively manage your email lists.<\/p>\n\n\n\n

14. Customer Lifetime Value (CLV) from email<\/h3>\n\n\n\n

CLV measures the value of new customers gained through email marketing. It will help you shift your focus from short-term growth to long-term growth.<\/p>\n\n\n\n

15. Click to Open Rate (CTOR)<\/h3>\n\n\n\n

CTOR metric provides a more detailed view by comparing clicks to opens, showing the success rate of your email content once users open it.<\/p>\n\n\n\n

Making it is useful for optimizing the design and content of your emails.<\/p>\n\n\n\n

KPIs to Ignore (or Demote)<\/strong><\/h2>\n\n\n\n

Some KPIs should not have prime real estate on your dashboard. Here are the ones to sideline:<\/p>\n\n\n\n

    \n
  1. Unique Opens:<\/strong> Skewed by preloads. Total Opens is more important.<\/li>\n\n\n\n
  2. Total Opens:<\/strong> Counts engaged subscribers twice. CTR is more important.<\/li>\n\n\n\n
  3. Page Views per Session:<\/strong> This is a web analytics metric, not an email one.<\/li>\n\n\n\n
  4. Raw Subscriber Count:<\/strong> a vanity metric. The growth rate is more important.<\/li>\n\n\n\n
  5. Sent Rate:<\/strong> This is always close to 100% and meaningless without bounces.<\/li>\n<\/ol>\n\n\n\n

    How to Choose the Right KPIs for Your Strategy<\/h3>\n\n\n\n

    To start, ensure your strategy aligns with your business objectives. This means focusing on engagement-based KPIs for brand awareness and conversion-based KPIs for revenue.<\/p>\n\n\n\n

    Free Bulk Email Service or advanced Email Marketing Delivery tools help you gain insights, but how you use that information is important.<\/p>\n\n\n\n

    It is important to track the right metrics, focus on actionable data, and test your campaign for better performance.<\/p>\n\n\n\n

    The Role of Technology in KPI Tracking<\/h3>\n\n\n\n

    Technology has played a significant role in tracking and analyzing KPI metrics in email marketing by using modern email marketing tools like TrueSend, which offer various features like:<\/p>\n\n\n\n