YSL Rosewood Star (98) is a cool plum with a satin finish that is limited edition and retails for $38.00. In comparison, Dior Bohemienne (881) is a cool plum with a luminous finish that is permanent and retails for $37.00.
Dior Bohemienne (881) is 80% similar — it is more shimmery, darker, more muted, glossier.