ColourPop Cinnamon Sugar is a warm copper with a sparkle finish that is limited edition and retails for $4.50. In comparison, Natasha Denona Bronze Foil (437M) is a warm copper with a metallic finish that is permanent in palette and retails for $29.00.
Natasha Denona Bronze Foil (437M) is 90% similar — it is lighter, cooler.