What is the plane size of the room in a general express hotel?

What is the length and width of the hotel room? In fact, the standard room width of an ordinary room is between 3.6 and 4.5 meters. If the size is designed according to the area of a five-star city business hotel, the length of the hotel room is about 9.8 meters, the width is about 4.5 meters, and then the net height of the hotel room is about 2.9 meters.