Sure. Some are better, some are worse. But not in the American sense. Don't think Bronx here. Vienna scores about 20–25 murders a year, and all of Austria maybe around 50. read more
If you see any trouble, go out of the way. Avoid to walk there in the middle of the night if you are female - most probably nothing bad will happen if you do, though. We have a huge park in Vienna, called “Prater”. My family and i quite frequently take a walk there, sometimes in the middle of the night. read more
There are very few murders in Vienna as a whole. There is no place in Vienna where it isn't much more likely that you will die from a heart attack or stroke than a murder. Vienna is the city with the highest quality of living in the world for the 6th or 7th year in a row now, and that is for a good reason. read more