What's the difference between a seven-day independent big bed room and an economy room?

The difference between a seven-day independent big bed room and an economy room;

1, room sizes are different, although hotel rooms are not very big, economy room 13- 15 square meters, independent big bed room 16-20 square meters.

2, with or without windows, autonomous big bed rooms generally have windows, and the windows are still relatively large; Most economical rooms have no windows, even if they have windows, they are inward.

3. The width of the bed is different. Single queen bed 1.8m, economy bed1.35m. ..