Want to get traction with your social media posts, email marketing and more? We have created this optimal character length guide for Facebook, Twitter, Hashtags, Domains and subject lines to help you get more engagement.

Posts with 40 characters receive 86% more engagement than posts with a higher character count

Tweets shorter than 100 characters have a 17% higher engagement rate

Don’t use spaces or special characters, don’t start with or only use numbers, and be careful with using slang

Subject lines containing
28-39 characters get an open rate of 12.2% and click rate of 4% on average

The best domain names are short, easy to remember and spell, don’t contain hyphens or numbers, and have a top level extension

Opening paragraphs with larger fonts and fewer characters per line make it easier for the reader to focus and jump quickly from one line to the next