Ceramic tiles are often considered the better choice for exterior applications due to their durability and aesthetic appeal. Porcelain tiles, while also durable, may not always offer the same level of visual appeal as ceramic tiles.

Ceramic tiles are made from clay, sand, and other natural materials, which are then fired at high temperatures. This process creates a dense, durable material that is resistant to weathering and fading. According to the Tile Council of North America, ceramic tiles have a water absorption rate of less than 0.5%, making them suitable for outdoor use. Additionally, ceramic tiles come in a wide variety of colors, patterns, and finishes, allowing for a high degree of customization and design flexibility.

Porcelain tiles, on the other hand, are made from a finer, denser clay and are fired at even higher temperatures. This results in a tile that is even more durable and less porous than ceramic tiles. Porcelain tiles have a water absorption rate of less than 0.5% as well, making them suitable for exterior use. However, porcelain tiles are typically more expensive and may have a more limited color and design range compared to ceramic tiles.

The aesthetic appeal of ceramic tiles is often preferred for exterior applications. This is due to the wide variety of finishes available, such as matte, glossy, and textured surfaces. Textured ceramic tiles can provide a more natural look, resembling natural stone or wood, which can enhance the curb appeal of a home. Additionally, ceramic tiles are available in a wide range of colors and patterns, allowing homeowners to create unique and personalized designs.

For example, a study by the Ceramic Tile Institute of America found that ceramic tiles can last up to 50 years with proper maintenance. This longevity, combined with their aesthetic versatility, makes ceramic tiles a popular choice for exterior installations. While porcelain tiles offer similar durability, their limited design options may not be as appealing to homeowners looking for a unique and personalized look.

In conclusion, ceramic tiles are generally considered the better choice for exterior applications due to their durability, wide range of design options, and aesthetic appeal. While porcelain tiles are also durable, their limited design range and higher cost may make ceramic tiles the more attractive option for many homeowners.