Question: what is the difference between standard and lightweight drywall?
Answer: The main difference between ultralight and standard drywall is, obviously, the weight. A conventional 1/2-inch thick sheet of drywall measuring 4 x 8 feet weighs around 57 pounds. According to drywall maker USG, a 4 x 8-foot sheet of Sheetrock brand UltraLight Panel weighs 13 pounds less, for a total of 44 pounds.