Chanel Pourpre Brun (58) is a warm plum with a semi-matte finish that is limited edition and retails for $30.00. In comparison, Make Up For Ever I834 Grape is a warm plum with a pearl finish that is discontinued and retails for $21.00.
Make Up For Ever I834 Grape is 90% similar — it is more shimmery, lighter, cooler.