MAC Kinky is a warm red with a glitter finish that is limited edition and retails for $21.00. In comparison, MAC Viva Glam Miley Cyrus 2 is a warm coral with a sparkle finish that is limited edition and retails for $21.00.
MAC Viva Glam Miley Cyrus 2 is 85% similar — it is less shimmery, lighter, more muted, less pigmented.