ColourPop 415 is a warm gold with a sparkle finish that is limited edition and retails for $4.50. In comparison, Natasha Denona Aura (25M) is a warm gold with a metallic finish that is permanent in palette and retails for $29.00.
Natasha Denona Aura (25M) is 85% similar — it is more shimmery, lighter, cooler.