PIXI Beauty Chestnut Glimmer is a warm copper with a metallic finish that is permanent in palette and retails for $20.00. In comparison, Anastasia A4 (Norvina Vol. 1) is a warm copper with a metallic finish that is limited edition and retails for $12.00.
Anastasia A4 (Norvina Vol. 1) is 95% similar — it is less shimmery, darker.