Cheaper RVs tend to have fewer and smaller closets and drawers. Cabinets, closets and drawers cost money to build and install. In smaller trailers, they also take up wall space which means fewer windows.
Just keep looking, there are models with closets, cabinets and drawers.
Amateur Radio Operator (KE5DFR)|Full-Time! - 2012 6.7L Ford Crew Cab Dually -2013 HitchHiker Champagne 38RLRSB - Travel with one Standard Schnauzer and one small Timneh African Gray Parrot