I presume people are calling it small because they think that anything smaller than what I could do is small. Which they are not. I appreciate when people try to make large things. And they are large, for them that is. I don't see any reason to call someone's huge ship small when the ship is huge for them and possibly some others.
How about instead of focusing on the size of someone's ship you focus on the efficiency and firepower of it. You could comment on what could possibly be improved.