The dimensions of a queen size bedspread are usually 102 inches by 116 inches. A queen size comforter can range from 86 by 86 inches to 86 by 94 inches. A queen size blanket is usually 90 by 90 inches.
Queen size bedspreads, comforters and blankets are all designed to fit a standard queen size mattress, which measures 60 by 80 inches.
The size of the bedding for a queen size mattress changes if the mattress is a waterbed. A bedspread for a waterbed queen should measure 84 by 108 inches, a comforter should measure between 68 by 86 inches and 86 by 86 inches, and a blanket should measure 80 by 90 inches or 90 by 90 inches.