Similarity is based on note and accord overlap, not molecular analysis.
Differences come from accords and community votes on longevity and sillage.
The main accords of Potion Royal Black are smoky and rose. It opens with Incense and Pimento, reveals Rose and Leather at its heart, and dries down to Guaiac Wood and Cashmere Wood. It lasts long and projects strongly; people reach for it in autumn and winter, mostly in the evening.
How a perfume unfolds →