According to 9 to 5 mac, Apple makes about 70% profit on a base iPhone X, and even more on larger memory units. So yes, they have the room.So you think it should have more tech and basically wipe out a majority of the margin.
Until they have another large margin line Apple income will be dependent on the iPhone. And right now that means their sales numbers are down because the price are too high. This is especially true when you look at more price sensitive markets like China and India, which home to 1.3 and 1.4 billion consumers receptively.