ColourPop So Into U is a warm plum with a pearl finish that is permanent and retails for $8.00. In comparison, Natasha Denona Helio (149M) is a warm brown with a metallic finish that is permanent in palette and retails for $29.00.
Natasha Denona Helio (149M) is 85% similar — it is more shimmery, lighter, warmer.