Yes, a physical copy that is not on sale is often cheaper than a digital copy that is not on sale, but a digital copy that is on sale is often significantly cheaper than a physical copy that is on sale.
The example you gave is a poor one as you’re talking about a digital edition with DLC included vs a used physical edition with none of it. Comparing apples to oranges does not help your argument.
Yes, a physical copy that is not on sale is often cheaper than a digital copy that is not on sale, but a digital copy that is on sale is often significantly cheaper than a physical copy that is on sale.
The example you gave is a poor one as you’re talking about a digital edition with DLC included vs a used physical edition with none of it. Comparing apples to oranges does not help your argument.