Fragrance comparison

Karst vs Quasar Onix

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

Updated 14 Nov 2026 690 ratings analysed

Karst

Aesop

3.95600 votes

Rank #6,305 AromaticWoody

Full profile Similar & dupes

58%scent match

Closely related

6 wins

Quasar Onix

O Boticário

4.1690 votes

Rank #31,408 VanillaFresh Spicy

Full profile Similar & dupes

Quick verdict

Which one should you pick?

Quasar Onix takes 6 of 7 categories.

Karst
Choose it for a aromatic and woody character. Wins on fragranxe ranking. Best in spring.
Quasar Onix
Choose it for a vanilla and fresh spicy character. Wins on ratings & consensus, community sentiment and longevity. Best in winter.

Karst1/7

Quasar Onix6/7

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

Head-to-head breakdown

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

Fragrance

KarstAesop

Quasar OnixO Boticário

Winner

Ratings & consensus

Average rating and ownership split

3.95/ 5 · 600 votes

Have 40%Had 6%Want 54%

4.16/ 5 · 90 votes

Have 25%Had 60%Want 15%

Category winnerQuasar OnixRating weighted by vote count

Community sentiment

How voters split from love to hate

39%Love

38%Like

16%Ok

4%Dislike

3%Hate

501 votes

30%Love

61%Like

3%Ok

6%Dislike

0%Hate

90 votes

Category winnerQuasar OnixMost positive mix (25+ votes)

Longevity & sillage

0–100 community performance scores

⏱ Longevity54

〰 Sillage44

♥ Love / hate77

⏱ Longevity65

〰 Sillage64

♥ Love / hate79

Category winners

LongevityQuasar Onix

SillageQuasar Onix

Value for money

How fairly priced voters find it

¤ Price value34

¤ Price value56

Category winnerQuasar OnixBest value score

Main accords

Strength of each scent family · outlined = shared by both

aromatic100%

woody83%

fresh spicy65%

citrus48%

soft spicy30%

vanilla100%

fresh spicy92%

woody84%

aromatic77%

powdery69%

citrus61%

Scent match58%Closely related · both aromatic, woody and fresh spicy

Note pyramid (duration)

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

Top

BergamotJuniperPink Pepper

Heart

RosemarySageCumin

Base

VetiverSandalwoodCedar

Top

LimeKumquatBergamotArtemisiaSageJuniper

Heart

Green AppleBlack PepperNutmegGeraniumCardamomCedarFreesiaRosemary

Base

VanillaAmberLeatherSandalwoodOakmossVetiverMusk

InformationalShared notesBergamot, Juniper, Rosemary and Sage. Note durations are not published for these fragrances, so this is not scored.

Seasons & time of day

Relative to each fragrance's best season

Spring100

Summer0

Fall0

Winter29

Day–

Night–

Spring75

Summer38

Fall0

Winter100

Day–

Night–

Category winnerQuasar OnixMost year-round

Who wears it

Gender appeal votes

Men33

Unisex62

Women5

Men94

Unisex6

Women0

InformationalProfile onlyAudience is not scored

Ranking & credits

Fragranxe overall rank, nose and launch

Overall rank#6,305

PerfumerBarnabe Fillion

Launched—

Reviews94

Overall rank#31,408

PerfumerCarmita Magalhães, Fabrice Pellegrin

Launched—

Reviews0

Category winnerKarstHigher overall rank

In a nutshell

Description & review snapshot

Karst opens with juniper, bergamot and pink pepper, then settles into salty herbs, dry woods and vetiver. It smells coastal without the usual synthetic aquatic feel, more like sea air moving through a rocky shoreline apothecary. It suits someone who wants a fresh scent with texture and restraint. The main drawback is…

Reviews →

Quasar Onix by O Boticário starts with an energetic burst of zesty lime, tart kumquat, and crisp juniper berries. As it settles on the skin, warming cardamom, spicy black pepper, and crisp green apple balance out the citrus kick with solid everyday depth. The dry-down reveals a smooth blanket of sweet vanilla, dry ced…

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, Karst or Quasar Onix?

Quasar Onix takes 6 of 7 categories. Karst is rated 3.95/5 from 600 votes; Quasar Onix is rated 4.16/5 from 90 votes. Choose Karst for a aromatic and woody character. Wins on fragranxe ranking. Best in spring. Choose Quasar Onix for a vanilla and fresh spicy character. Wins on ratings & consensus, community sentiment and longevity. Best in winter.

Which lasts longer, Karst or Quasar Onix?

Quasar Onix lasts longest (Quasar Onix 65/100, Karst 54/100), based on community performance votes.

Which projects more, Karst or Quasar Onix?

Quasar Onix projects furthest (Quasar Onix 64/100, Karst 44/100), based on community performance votes.

Do Karst and Quasar Onix smell similar?

Closely related: a 58% scent match on Fragranxe. Both share aromatic, woody and fresh spicy accords. Common notes include Bergamot, Juniper, Rosemary and Sage.

Is Karst or Quasar Onix better for summer or winter?

For summer, Quasar Onix is the stronger pick. For winter, Quasar Onix is the stronger pick. Based on community season votes.

What are the notes in Karst and Quasar Onix?

Karst has top notes of Bergamot, Juniper and Pink Pepper, heart notes of Rosemary, Sage and Cumin, a base of Vetiver, Sandalwood and Cedar. Quasar Onix has top notes of Lime, Kumquat, Bergamot and Artemisia, heart notes of Green Apple, Black Pepper, Nutmeg and Geranium, a base of Vanilla, Amber, Leather and Sandalwood.