ColourPop Mint 4 U is a warm aqua with a sparkle finish that is limited edition and retails for $6.00. In comparison, Anastasia B1 (Norvina Vol. 3) is a cool aqua with a metallic finish that is limited edition and retails for $12.00.
Anastasia B1 (Norvina Vol. 3) is 95% similar — it is lighter, cooler.