YSL Rosewood Gang (5) is a warm plum with a matte finish that is permanent and retails for $36.00. In comparison, Chanel New Prodigious (178) is a warm plum with a satin finish that is limited edition and retails for $45.00.
Chanel New Prodigious (178) is 90% similar — it is more shimmery, lighter, glossier.