Fragrance comparison

Alchimie vs Perpetuum

Notes, accords, longevity, sillage, seasons and community ratings, side by side.

Updated 15 Nov 2026 2,019 ratings analysed

6 wins

Alchimie

Rochas

4.211,920 votes

Rank #379 FruitySweet

Full profile Similar & dupes

27%scent match

Clearly different

Perpetuum

Brocard

3.6599 votes

Rank #18,433 White FloralAquatic

Full profile Similar & dupes

Quick verdict

Which one should you pick?

Alchimie takes 6 of 7 categories.

Alchimie
Choose it for a fruity and sweet character. Wins on ratings & consensus, community sentiment and longevity. Best in winter.
Perpetuum
Choose it for a white floral and aquatic character. Wins on value for money. Best in spring, daytime wear.

Alchimie6/7

Perpetuum1/7

Ratings & consensus: Alchimie
Community sentiment: Alchimie
Longevity: Alchimie
Sillage & projection: Alchimie
Value for money: Perpetuum
Versatility: Alchimie
Note pyramid (duration): Not scored
Fragranxe ranking: Alchimie

Head-to-head breakdown

Every category side by side, with the winner called out.

Fragrance

AlchimieRochas

PerpetuumBrocard

Winner

Ratings & consensus

Average rating and ownership split

4.21/ 5 · 1,920 votes

Have 52%Had 48%Want 0%

3.65/ 5 · 99 votes

Have 50%Had 18%Want 33%

Category winnerAlchimieRating weighted by vote count

Community sentiment

How voters split from love to hate

51%Love

39%Like

2%Ok

8%Dislike

0%Hate

1,736 votes

17%Love

48%Like

17%Ok

16%Dislike

1%Hate

99 votes

Category winnerAlchimieMost positive mix (25+ votes)

Longevity & sillage

0–100 community performance scores

⏱ Longevity77

〰 Sillage70

♥ Love / hate83

⏱ Longevity52

〰 Sillage57

♥ Love / hate66

Category winners

LongevityAlchimie

SillageAlchimie

Value for money

How fairly priced voters find it

¤ Price value47

¤ Price value78

Category winnerPerpetuumBest value score

Main accords

Strength of each scent family · outlined = shared by both

fruity100%

sweet92%

vanilla84%

floral77%

powdery69%

soft spicy61%

white floral100%

aquatic92%

ozonic84%

fresh77%

powdery69%

fruity61%

Scent match27%Clearly different · both fruity and powdery

Note pyramid (duration)

Top, heart and base, with how long each lasts when known · gold = shared

Top

PeachPlumLilacPearBlack CurrantCassiaHiacynthMandarin Orange

Heart

Black locustWisteriaCoconutHeliotropeJasmineRoseLily-of-the-Valley

Base

CaramelVanillaTonka BeanSandalwoodAmberLicoriceMusk

Top

WatermelonPearPineappleMandarin Orange

Heart

Lily-of-the-ValleyJasmineHeliotropeViolet Leaf

Base

AmberMuskCedar

InformationalShared notesPear, Mandarin Orange, Heliotrope and Jasmine. Note durations are not published for these fragrances, so this is not scored.

Seasons & time of day

Relative to each fragrance's best season

Spring45

Summer0

Fall0

Winter100

Day–

Night–

Spring100

Summer0

Fall0

Winter37

Day100

Night36

Category winnerAlchimieMost year-round

Who wears it

Gender appeal votes

Men0

Unisex4

Women96

Men2

Unisex10

Women88

InformationalProfile onlyAudience is not scored

Ranking & credits

Fragranxe overall rank, nose and launch

Overall rank#379

PerfumerJacques Cavallier Belletrud

Launched—

Reviews163

Overall rank#18,433

PerfumerNot listed

Launched—

Reviews10

Category winnerAlchimieHigher overall rank

In a nutshell

Description & review snapshot

Alchimie by Rochas is an oriental floral fragrance for women that blends fruit, spice, and resins. It opens with a bright mix of peach, plum, and citrus before settling into a warm, powdery base of vanilla, caramel, and tonka bean. This 1998 classic remains a sought-after piece for those who enjoy sophisticated, sweet…

Reviews →

Perpetuum by Brocard opens with a refreshing splash of watermelon, mandarin orange, and crisp pear that instantly brightens warm spring mornings. A delicate heart of lily-of-the-valley, jasmine, and powdery violet leaf emerges after twenty minutes, creating a weightless floral aura on skin. The finish settles into cle…

Reviews →

InformationalRead bothTaste is personal

How we score: ratings blend public fragrance ratings with Fragranxe member votes; longevity, sillage, value and sentiment are community vote scores, and season bars are relative to each fragrance's strongest season. Categories with too little data are shown but not scored. The scent match weighs accord overlap (60%) and shared notes (40%). More in the FAQ.

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Common questions

Straight answers from the data above.

Which is better, Alchimie or Perpetuum?

Alchimie takes 6 of 7 categories. Alchimie is rated 4.21/5 from 1,920 votes; Perpetuum is rated 3.65/5 from 99 votes. Choose Alchimie for a fruity and sweet character. Wins on ratings & consensus, community sentiment and longevity. Best in winter. Choose Perpetuum for a white floral and aquatic character. Wins on value for money. Best in spring, daytime wear.

Which lasts longer, Alchimie or Perpetuum?

Alchimie lasts longest (Alchimie 77/100, Perpetuum 52/100), based on community performance votes.

Which projects more, Alchimie or Perpetuum?

Alchimie projects furthest (Alchimie 70/100, Perpetuum 57/100), based on community performance votes.

Do Alchimie and Perpetuum smell similar?

Clearly different: a 27% scent match on Fragranxe. Both share fruity and powdery accords. Common notes include Pear, Mandarin Orange, Heliotrope and Jasmine.

Is Alchimie or Perpetuum better for summer or winter?

For summer, Alchimie is the stronger pick. For winter, Alchimie is the stronger pick. Perpetuum suits daytime wear. Based on community season votes.

What are the notes in Alchimie and Perpetuum?

Alchimie has top notes of Peach, Plum, Lilac and Pear, heart notes of Black locust, Wisteria, Coconut and Heliotrope, a base of Caramel, Vanilla, Tonka Bean and Sandalwood. Perpetuum has top notes of Watermelon, Pear, Pineapple and Mandarin Orange, heart notes of Lily-of-the-Valley, Jasmine, Heliotrope and Violet Leaf, a base of Amber, Musk and Cedar.