single-flush toilet—and can use far more if they require a second flush to completely clear the bowl. Consumer Reports testers also found that not all toilets within a brand are created equal.

We flushed plastic balls, sponges, and water-filled condoms to find the models that don’t clogHighly rated toilets do well in ...

Q: My old toilet has black stains where you see water, not on the sides of the bowl. I have tried using Zep Acidic Toilet Bowl Cleaner with no luck. Also, I have tried chlorine and other toilet ...

The toilets below perform impressively in our tests, evacuating waste and cleaning the bowl well—with minimal noise. Most are single-flush models, though the top-rated Glacier Bay model is a ...