“Long content has a better ranking.” Myth alert! Lengthy content does not necessarily rank higher on Google. But content that anticipates what the user wants to know and supports it with various credible sources? Now that stands a much better chance.
Instead of focusing on length, look to have content that answers every question related to your website. Remember, Google wants to know about the content you have. Content that is complete makes it easier for the search engine to understand the purpose of your content