Price is a noun. "The price of this coat is..." while pricing is the action of creating a price or value of an object. "Based on the research presented we decided to set the pricing of this luxury car to between $25,000 to $30,000."

"Price", the noun, is the amount expected as payment for something. "Price" can also be a verb, meaning to set or determine the price. "Pricing" is the gerund form of the verb, functioning as a noun (i.e., meaning the setting or determining of the price).

Price is usually used as a noun. What is the price of the car? $5000. Price can be a verb. To price something. With this usage, the progressive form of the verb is pricing. When the car dealership is pricing their new models, they consider the price of other cars on the market.