Whether you have kids at home or just like peace and quiet while you're working out, noise is a good thing to think about while you're shopping for a rowing machine. Yes, some machines are noisy. But not all of them. Magnetic rowers tend to be the quietest, with water rowers coming in a close second.
Unfortunately, some of the budget options on our list were reviewed as being somewhat noisy, but that's the nature of this kind of equipment.