Sugarpill Magentric is a neutral plum with a frost finish that is permanent and retails for $13.00. In comparison, L'Oreal Burst Into Bloom (759) is a cool plum with a metallic finish that is permanent and retails for $7.99.
L'Oreal Burst Into Bloom (759) is 80% similar — it is more shimmery, lighter, more muted.