It's more complex than that. The bulbous styling on your average "we would have called this a station wagon 40yr ago but now we call it an compact SUV because

It's more complex than that. The bulbous styling on your average "we would have called this a station wagon 40yr ago but now we call it an compact SUV because stupid laws" vehicle is driven in large part by a need to have big floofy plastic moldings full of airspace for a "soft" place for a pedestrian to land. On the other hand you've got stuff like the Chvey 2500HD trucks that everyone screeches about that aren't designed that way and will propel a pedestrian back onto the pavement.