How to Determine the Best Length for Your Email Subject Lines

More and more emails germany whatsapp number data are opened on mobile devices, which typically show a smaller number of characters. With this in mind, you may wonder if your subject lines should be shorter to accommodate on-the-go subscribers.

Is there a secret to the perfect subject line length?

Every subscriber list is different, so the perfect subject line length depends on a variety of factors. But it’s possible to get insight into ideal lengths for your industry. Unlock those insights, and you’re bound to see increased engagement and performance from your marketing emails.

In this post, we’ll share some actionable tips for finding the correct email subject line length for your email marketing strategy.

Which devices and clients your emails are being read on

There’s really extend the exchange and return period
no such thing as a one-size-fits-all length. In fact, the ideal length of your subject line depends on a variety of factors.

The number of emails opened on mobile devices has increased dramatically over the last decade. In 2021, mobile accounted for 41.6% of total opens. Yet, somehow, 1 in every 5 emails sent are still not optimized for mobile.

Luckily, Campaign Monitor’s Inbox Preview feature enables you to see previews of your email in over 25 different email clients before sending your campaign to ensure your email looks great in any inbox.When considering the subject line length that will work best for your marketing emails, consider using data to pinpoint subscriber devices. Are most of your subscribers opening emails on mobile, or are they sticking to their desktop?

How past subject lines have performed

It’s also a good idea thailand lists to look at which subject lines have garner high open rates in your past emails.

High open rates can occur because of deals you were offering, the time of day. Or the copy and sentiment in the subject line itself.

Still, it’s worthwhile to take a look and see if any trends emerge from your email open rates and the length of the subject line.

As you craft your email subject lines, remember when and how your subscribers are reading your emails.

If the majority of the opens are happening on iPhones, you’ll want to use shorter email subject lines to get the most impact. Additionally, keep your offer or CTA at the beginning of your subject line where it’s most likely to be seen. You can also use preheader text to add more context to your subject lines in the preview pane.

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