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    Side by side

    O, Unknown! vs. Petrichor

    Very similar
    New comparison

    O, Unknown! wears longer on skin.

    The essentials

    At a glance

    Key facts: O, Unknown! vs. Petrichor
    O, Unknown!Petrichor
    ConcentrationEau de Parfum—
    Launched20172022
    GenderUnisexUnisex
    PerfumerJosh MeyerMarissa Zappas
    Best seasonFallSpring

    Scent DNA

    Main accords

    O, Unknown!

    Powdery
    Iris
    Woody
    Earthy
    Amber
    Warm Spicy
    Mossy
    Green

    Petrichor

    Earthy
    Woody
    Iris
    Powdery
    Aromatic
    Mossy
    Citrus

    Shared between both fragrances

    The pyramid

    Notes, side by side

    Top
    Orris Root
    —
    Heart
    Black TeaLapsang Souchong Tea
    Orris RootVetiverImmortelle
    Base
    Tolu BalsamSandalwoodMuskKyoto moss
    MossMuskAmbergrisSandalwood

    Notes both fragrances share

    Community taste

    The community verdict

    Community verdict: O, Unknown! vs. Petrichor
    O, Unknown!Petrichor
    Score3.5/53.5/5
    Longevity6-10 hours4-6 hours
    Sillagemoderatemoderate

    No varnish

    Real talk

    Not for those who want their tea sweet or their iris polite. This is the unsweetened kind, the kind you drink when you're reading alone and the afternoon stretches long.O, Unknown!
    Petrichor doesn't try to smell like rain. It smells like what happens after, when earth, water, and a shaft of light exhale together. If you want something that outlasts the clouds, this is it.Petrichor