Central Loop vs. Club Quarters

Is there a difference between Club Quarters Central Loop and Central Loop Hotel?

Central Loop vs. Club Quarters

Same property.

Central Loop vs. Club Quarters

I just booked the Central Loop Hotel for 59$ a night through hotelclub.com. Travel date: 5/29-6/1. Why is there such a huge price difference between the Club Quarters Central Loop (99$) and the Central Loop Hotel?