The difference between them is the classification, origin and appearance of families and genera.

1. Family and genus classification: Pterocarya belongs to Pterocarya, Pterocarya belongs to Pterocarya.

2. Origin: rosewood originated in the low-altitude plain and hilly area of Jianfengling, Diaoluo Mountain, Hainan Island, China, while rosewood is mainly distributed in Southeast Asia, South Asia and Africa.

3. Appearance: Pear wood is rich in color, with natural and beautiful texture, and some pear wood colors are very close to sea yellow; The color of rosewood is relatively simple, generally reddish brown or purplish red.