What is Average Selling Price (ASP)?
Average Selling Price (ASP) is the average price customers pay per unit sold, calculated across all units in a given period. It is a core pricing metric for product and ecommerce businesses, used to track discounting, mix shift, and pricing power over time.
TL;DR
ASP is the average price customers actually pay per unit, a direct read on discounting, product mix, and whether pricing power is holding up over time.
Formula
ASP = Total Revenue / Units Sold
Why It Matters
ASP is one of the clearest early signals of whether pricing power is eroding, a dropping ASP alongside rising unit volume often means heavier discounting or a shift toward lower-priced items in the mix, a pattern that's easy to miss by looking at revenue or unit volume alone. Because a lower ASP doesn't automatically mean lower profitability, it needs to be read alongside gross margin, otherwise a team could misread a healthy mix shift toward efficient, lower-cost products as a pricing problem, or miss real margin erosion behind flat-looking revenue. It also gives product and merchandising teams a fast way to track whether promotions, discounting policies, or new lower-priced SKUs are changing the fundamental unit economics of the business. Watching ASP trends is what separates a deliberate pricing strategy from pricing power quietly slipping away.
Example
A retailer sells 4,000 units in a month for $320,000 in total revenue. ASP is $320,000 divided by 4,000, which equals $80 per unit. If ASP drops to $72 the following month while unit volume rises, that combination often signals heavier discounting or a shift toward lower-priced items in the mix, which is why ASP is usually read alongside gross margin rather than on its own, since a lower ASP does not necessarily mean lower profitability.
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