Halloween I'm Unique dupe — closest scent matches

Halloween I'm Unique: released in 2020, citrus, sweet and almond, about 4h on skin, projection 4/10, sillage 3/10. The alternatives below are matched to that profile.

What's a good Halloween I'm Unique dupe?

The closest Halloween I'm Unique scent match we found is Sol de Janeiro Cheirosa '39 — 81% match, about $40 (estimate) versus about $20 for a 100 ml bottle.

The five closest scent matches — the best Halloween I'm Unique dupes we found, ranked by opening & dry-down similarity:

How the 5 picks compare on match, price and performance. Prices are estimates for a 100 ml bottle, not live retailer prices; * size not listed, so assumed to be 100 ml.
#AlternativeScent matchEst. price (100 ml)Longevity vs Halloween I'm UniqueProjection
1Sol de Janeiro Cheirosa '3981%about $40 (+100%)4h vs 4h8/10
2Ariana Grande Cloud80%about $55* (+175%)5h vs 4h7/10
3Prada Candy78%about $85* (+325%)5h vs 4h7/10
4Billie Eilish Eilish77%about $70* (+250%)6h vs 4h7/10
5Guess Seductive Noir Women76%about $25* (+25%)5h vs 4h6/10
  1. Sol de Janeiro Cheirosa '39 — 81% scent match

    Captures the prominent tropical coconut and creamy milk nuances of Halloween I'm Unique with a vibrant, sunny feel.

    It shares its sweet, coconut and vanilla accords with Halloween I'm Unique, lasts about 4h against 4h and carries 1,162 community ratings.

  2. Ariana Grande Cloud — 80% scent match

    Evokes the sweet, fluffy coconut-and-musk character of Halloween I'm Unique, leaning into a similarly cozy and playful gourmand territory.

    It shares its sweet, vanilla and coconut accords with Halloween I'm Unique, opens on Bergamot too, lasts about 5h against 4h and carries 17,147 community ratings.

  3. Prada Candy — 78% scent match

    Features a warm, powdery sweetness that echoes the cozy base notes of Halloween I'm Unique.

    It shares its powdery, sweet and vanilla accords with Halloween I'm Unique, lasts about 5h against 4h and carries 16,567 community ratings.

  4. Billie Eilish Eilish — 77% scent match

    Shares the warm, vanillic powder profile found in Halloween I'm Unique, offering a comforting and rich everyday sweetness.

    It shares its vanilla, sweet and powdery accords with Halloween I'm Unique, lasts about 6h against 4h and carries 10,956 community ratings.

  5. Guess Seductive Noir Women — 76% scent match

    Presents a similar powdery and sweet aura reminiscent of Halloween I'm Unique, wrapped in a smooth floral blanket.

    It shares its vanilla, aromatic and powdery accords with Halloween I'm Unique, opens on Bergamot too, lasts about 5h against 4h and carries 2,277 community ratings.

Which Halloween I'm Unique dupe is cheapest?

Guess Seductive Noir Women, at about $25 for 100 ml (estimate) — still above Halloween I'm Unique's own estimate.

Which Halloween I'm Unique dupe lasts longest?

Billie Eilish Eilish, at about 6h on skin, against about 4h for Halloween I'm Unique.

Which Halloween I'm Unique dupe is closest to the original?

Sol de Janeiro Cheirosa '39, at 81% overall scent match across the opening and the dry-down.

How much does a Halloween I'm Unique dupe save?

At 4 sprays a day — about 146 ml a year — Sol de Janeiro Cheirosa '39 actually costs about $30 a year MORE than Halloween I'm Unique. Both priced at 100 ml; prices are estimates.

Across 2,358 originals, the median designer bottle is $120 and its closest match $30 — the Dupe Report 2026.

Will a Halloween I'm Unique dupe last a full day?

On an 8-hour day, none of the 5 last a full 8 hours. Billie Eilish Eilish comes closest at 5.6h, so it needs one re-spray to cover the day.

Halloween I'm Unique notes, performance and price

Related dupe lists

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Updated 2026-09-20.