ColourPop Zeitgeist is a cool purple with a matte finish that is limited edition and retails for $4.50. In comparison, Natasha Denona Electric Violet (28V) is a cool purple with a satin finish that is permanent in palette and retails for $29.00.
Natasha Denona Electric Violet (28V) is 90% similar — it is more shimmery, lighter, cooler.