YSL Wolf's Red (122) is a cool red with a satin finish that is limited edition and retails for $38.00. In comparison, Chanel Rouge d'Or (127) is a neutral red with a luminous finish that is limited edition and retails for $45.00.
Chanel Rouge d'Or (127) is 85% similar — it is more shimmery, lighter, warmer, glossier.
