In terms of overall quality and value, rosewood is generally considered better than bloodwood. Rosewood is known for its rich color, distinctive grain patterns, and exceptional durability, making it highly sought after for high-end furniture, musical instruments, and decorative items. Bloodwood, while also a durable and visually appealing wood, lacks the same level of prestige and market value as rosewood.

Rosewood's superior qualities are attributed to its dense and heavy nature, which contributes to its strength and resistance to wear. According to the Forest Products Laboratory of the United States Department of Agriculture, rosewood has a Janka hardness rating of 2,200 pounds per square inch (psi), making it one of the hardest woods in the world. This high hardness rating is crucial for furniture and instruments that require longevity and structural integrity. In contrast, bloodwood has a Janka hardness rating of around 1,820 psi, which is still considerable but not as impressive as rosewood.

Additionally, rosewood's rich color and grain patterns are highly prized in the woodworking community. The wood typically ranges in color from a deep red to a dark brown, with a striking grain that can vary from straight to highly figured. This aesthetic appeal, combined with its durability, makes rosewood a top choice for artisans and collectors. Bloodwood, while also having a unique color and grain, is generally less vibrant and lacks the same level of visual interest as rosewood.

Furthermore, the rarity of rosewood contributes to its higher value. Rosewood species are protected under international agreements due to overharvesting and habitat loss. This scarcity makes rosewood more valuable and desirable, especially for high-end applications. Bloodwood, on the other hand, is more readily available and does not carry the same level of exclusivity.

In conclusion, rosewood is generally considered better than bloodwood due to its superior hardness, aesthetic appeal, and rarity. While both woods have their merits, rosewood's combination of qualities makes it the preferred choice for many applications.