A washer dryer combination with mid-range build quality lasts relatively longer than a basic machine. This machine is made of sturdier materials, so it doesn't wear as soon. You don't have to purchase a new machine as soon. The washer dryer combination has a brushless motor, for example. This motor runs without the use of extra parts, so it lasts longer. Do you want a machine that lasts as long as possible? Choose a machine with high-end build quality.