In the debate of rosewood versus walnut, walnut is generally considered the better choice. This is primarily due to its durability, aesthetic appeal, and sustainability compared to rosewood. Walnut is known for its rich, dark brown color and straight grain, which makes it highly sought after for furniture and cabinetry. On the other hand, rosewood is a luxury wood with a deep red hue and a wavy grain, but it is also highly endangered due to overharvesting.

According to the International Union for Conservation of Nature (IUCN), rosewood species are critically endangered, with some populations having declined by over 80% in the past 30 years. This makes rosewood not only environmentally unsustainable but also legally restricted in many countries. In contrast, walnut is a more abundant species, with sustainable harvesting practices in place in the United States and other regions.

Durability-wise, walnut is also superior. It has a Janka hardness rating of 1010, which is higher than rosewood's 950. This means that walnut is more resistant to dents and scratches, making it a better choice for furniture that will be used frequently. Additionally, walnut is less prone to cracking and warping, which can be a concern with certain types of wood, especially in humid environments.

Furthermore, walnut is more versatile in terms of finishes. Its natural color and grain pattern can be enhanced with a variety of stains and finishes, allowing for a wide range of aesthetic options. Rosewood, while stunning, often requires a clear finish to showcase its beauty, which can limit its design possibilities.

In conclusion, walnut is the better choice between rosewood and walnut due to its sustainability, durability, and aesthetic versatility. While rosewood may have a certain allure, the environmental and practical considerations make walnut the more favorable option for most applications.