What is the ideal length of an email subject line? You will hear various answers from various email marketing experts. Well, it can be anywhere between 35 and 70 characters. This is said keeping in mind a few email subject lines that might have 5 or 6 words in them. Generally experts would say up to 50 characters is the ideal email subject line length.
1. Check whether your email subject line length is optimized for mobiles. Most people use mobiles to check their inboxes and hence you will have to make sure they are given templates that benefit them facilitating easy opening. Getting your emails opened via mobiles is a great way to get customers. Hence consider maximum 60 characters for your email subject lines when you are focusing more on mobiles.
2. Fine tuning subject line length based on subscriber’s device usage is a good move. If you find most subscribers using mobile phones to access their emails, then consider having characters anywhere between 40 and 60 in your subject lines.
3. Performing A/B testing on the different lengths of your subject lines is not a bad idea. You will be able to see different lengths giving out different open rates. Stick to the best result for future marketing emails.
4. Don’t overuse characters. In other words make sure your subject line length doesn’t cross the maximum limit of 70 characters. Broken subject lines have been experienced by recipients in the past and this can affect your open rates adversely.
5. Keep an eye on the length of subject lines when in the new era most emails are read on iPhones! It is firmly believed that 41 characters is the maximum email subject line length an iPhone will accept and the subject line gets broken past 41 characters.
So the final suggestion would be keep your email subject lines shorter and puffed with at least one power word to get the best results! The longer a subject line would mean the greater are the chances that it is not opened.