2CM OR 3CM, what should I choose for my kitchen? Before we can answer this we have to start with the differences between 3cm and 2cm Countertops. A 3cm countertop is the usual thickness you see in kitchens in Austin and Central Texas. It’s about 1 1/4 inches thick. But a 2cm countertop is thinner, about 3/4 of an inch, and it’s normally used for things like bathroom vanities, backsplashes, and fancy edge designs. Let’s dig a little deeper in to the specifics of 3cm. Because of the fact that it’s thicker 3CM can bear much more weight without