That's not an apples-to-apples comparison. Naval reactors look cheap, because the cost is for the reactor in the narrow sense. Other major costs, such as the co

That's not an apples-to-apples comparison. Naval reactors look cheap, because the cost is for the reactor in the narrow sense. Other major costs, such as the containment building and countermeasures against natural disasters and terrorist attacks, are included in the costs for the rest of the ship.