MAC She's a Peach is a warm peach with a satin finish that is limited edition and retails for $19.00. In comparison, Givenchy Beige Deshabille (108) is a warm peach with a luminous finish that is permanent and retails for $36.00.
Givenchy Beige Deshabille (108) is 95% similar — it is more shimmery, less pigmented.