Kinda depend on the environment you are in but the opposite gender does have it easier when it comes to dealing with things like this, boys are less likely to make fun of girls for stuttering cuz they fear to be called out for being an asshole, while they tend to not get called out as much for mocking a dude who stutter. And being pretty in general help you look much less embarrasing when stuttering, and some people might consider it a cute/unique trait cuz pretty privileges