Never had one myself, only the 60A, 120A & 180A.
But I would imagine that they are just as reliable as the others, if you don't exceed its parameters. And they can be programmed with the same programming card as the others.
Why not go straight for the 120A it's only a few bucks more & is a great ESC with a bit more headroom.
What is the setup in the boat? Motor, batteries, boat type & size?