Is "Pro" better than a "Plus"? Which is bigger, "Max" or "Note"? Which has the bigger battery? How small is a "mini", anyway? Some of these qualifiers do carry some meaning, e.g. "note" always means a larger device. Larger than the company's average phone that is, there is no legal minimum for a phone to be get "note" in its name. "Max" is more vague - it could mean a large screen, large battery or both. Similarly, "Pro" and "Plus" carry connotations of a more premium device (which often means larger too), but again there are no rules to naming phones. Let's start by finding which...
Source: https://www.gsmarena.com/counterclockwise_is_there_any_meaning_to_max_mini_pro_plus_and_other_such_names-news-37094.php