One thing is clear about Hong Kong: if you can’t afford a 200 USD accomodation for a night you’ll better postpone your trip.
All the traveller’s houses are apartments sliced in rooms to fit an undersized bed with no more than 2-3 sqm beside. Even the balcony is transformed into a “room”. When traffic goes on you feel like you are sleaping on the sidewalk. About clean rooms, confortable beds... in another story.