Natasha Denona Aubergine (24V) is a cool plum with a matte finish that is permanent in palette and retails for $29.00. In comparison, Sydney Grace Unstoppable Love (Deep) is a cool plum with a matte finish that is permanent in palette and retails for $5.25.
Sydney Grace Unstoppable Love (Deep) is 80% similar — it is lighter, warmer.