Product efficiency is a measure of how well a product performs its intended function. It is the ratio of the amount of output produced by a product to the amount of input required to produce it. It is a measure of how much work a product can do with the least amount of resources. Product efficiency is important because it can help to reduce costs, increase profits, and improve customer satisfaction. Companies strive to create products that are efficient and cost-effective, as this can lead to increased customer loyalty and greater market share. Product efficiency can also help to reduce environmental impact, as products that use fewer resources can help to reduce emissions and conserve energy. Ultimately, product efficiency is an important factor in the success of any business, as it can help to reduce costs, increase profits, and improve customer satisfaction.