Newly installed elongated Niagara Stealth toilet with plastic still on the seatThe difference between an elongated toilet and a round-front toilet is its shape. An elongated toilet has more of an oval-like shape to it, while a round-front toilet is more circular-shaped. The width and length of a round-front toilet is more likely to be the same or similar measurements, while the length of an elongated toilet will most likely be longer than its width.

The toilet shown is an example of an elongated high-efficiency toilet.