Unit price refers to the price per unit quantity of goods, and also refers to the minimum unit of valuation of goods. As the name implies, it refers to the price per unit quantity.

Price is an index of the exchange ratio between goods and money, or rather, price is the monetary expression of value. Price is the transformation form of exchange value of commodities in circulation. In the economic and commercial process, price is a value figure set for goods, services and assets in the form of money. In microeconomics, price is one of the important variables in the process of resource redistribution between demand and supply.

Strictly speaking, they are different, but they are the same in the common language.