LouLou Blue and Siren are very similar; both have Peach, Orchid and Honeysuckle. LouLou Blue leans more anis, while Siren leans lactonic. LouLou Blue lasts longer and projects more; it is more of an evening scent; Siren gets better value-for-money votes.
Longer lastingLouLou Blue
Stronger projectionLouLou Blue
Better perceived valueSiren
More of a night scentLouLou Blue
Accords
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AccordA blend of notes the nose perceives as one unified smell - like a chord made of musical notes.More in Learn →
ProjectionHow far the scent radiates from your skin while you stand still. The 'sillage / projection' votes on fragrance pages blend the two, so read them as overall reach.More in Learn →