ColourPop I Call It a Bus is a cool black with a sparkle finish that is limited edition and retails for $4.50. In comparison, LORAC Tails & Top Hats #5 is a cool black with a matte finish that is limited edition and retails for $19.00.
LORAC Tails & Top Hats #5 is 85% similar — it is less shimmery, lighter, warmer.