In the debate of Zisha vs. White Porcelain, the superiority often hinges on personal preference and the intended use. Zisha, or "purple clay," is prized for its natural, earthen aesthetic and is favored for its ability to develop a unique patina over time. White porcelain, on the other hand, is known for its pristine, elegant appearance and is widely used in formal settings. While both have their merits, the choice between them largely depends on the user's aesthetic sensibilities and functional needs.

Zisha is celebrated for its natural, unrefined beauty, which is particularly appealing to those who appreciate the organic and rustic. The clay's porous nature allows for the development of a patina, or "yishou," which is a sought-after characteristic that can enhance the vessel's character with use. This patina is a result of the clay's interaction with the tea leaves and the user's handling, creating a unique, personalized piece over time. According to a study by the American Ceramic Society, the porosity of Zisha can range from 0.5 to 2.5%, which contributes to the development of this patina.

White porcelain, conversely, is favored for its clean, refined look and is often used in formal or traditional settings. It is less porous than Zisha, which means it retains the flavor of the tea better and is easier to clean. The lack of a patina also makes it a more consistent choice for those who prefer a uniform appearance. A report by the Journal of the American Ceramic Society indicates that white porcelain has a porosity of around 0.1 to 0.3%, which is significantly lower than Zisha, contributing to its superior flavor retention and ease of maintenance.

In terms of health benefits, Zisha is often cited for its ability to filter out impurities from the water, which can improve the taste of the tea. This is due to the clay's natural ability to absorb and release minerals, which can enhance the flavor profile of the tea. White porcelain, while not as porous, is still considered safe for tea consumption and is often used in high-end tea ceremonies.

Ultimately, the choice between Zisha and White Porcelain boils down to the user's personal preference. Zisha is ideal for those who value the natural, evolving aesthetic and the health benefits associated with its use. White porcelain, on the other hand, is a more consistent and elegant choice for those who prefer a clean, refined appearance and the ease of maintenance it offers.