All these factors center around the manufacturing process, because that could be the place where quality could be compromised.
Once the tufts help to make up carpeting are packed closely together, it is claimed to be dense; once they are spaced far apart, the carpeting is thought to be be sparser. https://Www.Bbb.org/us/az/phoenix/profile/garage-doors/garage-door-grunts-1126-1000075538