Maze is 400 aUEC/unit. That's 40,000/SCU and 160,000 for the extra 50% haul in the 315 over the Titan. 480,000 total. Profit is 40-60% of this. Since drugs are available in lots larger than 12 SCU, that cargo space is all useful, which is not true of the Nomad. The 315's greater range...