YSL Rock'N Red (8) is a cool red with a luminous finish that is limited edition and retails for $38.00. In comparison, Marc Jacobs Beauty Oh Miley (200) is a cool red with a satin finish that is permanent and retails for $30.00.
Marc Jacobs Beauty Oh Miley (200) is 90% similar — it is less shimmery, darker, cooler, less glossy.