What is the difference between academic text versus non-academic text? Well, academic text is a piece of writing which focuses on a specific subject, like math, science, English, ETC; In this writing the person writing the paper wants to prove something, like a theory. Academic writing is used in essays like, research essays, scholarship essays, and things like that.
Non-academic writing is something that focuses on something else, like emotions, or feelings. Its intended for more of entertainment purposes, and not academic purposes hence "non-academic writing". This writing is used in novels, text messages, and other things like that. They are short and simple, and meant to persuade, entertain, and inform the person of whatever they are writing about.