Fragrance comparison

Quasar Oxygen vs Sankai

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

Updated 15 Nov 2026 171 ratings analysed

4 wins

Quasar Oxygen

O Boticário

3.9846 votes

Rank #35,956 CitrusFloral

Full profile Similar & dupes

56%scent match

Closely related

Sankai

Bi-es · 1999

3.43125 votes

Rank #18,806 CitrusGreen

Full profile Similar & dupes

Quick verdict

Which one should you pick?

Quasar Oxygen takes 4 of 7 categories.

Quasar Oxygen
Choose it for a citrus and floral character. Wins on ratings & consensus, community sentiment and longevity. Best in summer, daytime wear.
Sankai
Choose it for a citrus and green character. Wins on sillage & projection, value for money and fragranxe ranking. Best in summer, daytime wear.

Quasar Oxygen4/7

Sankai3/7

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

Head-to-head breakdown

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

Fragrance

Quasar OxygenO Boticário

SankaiBi-es

Winner

Ratings & consensus

Average rating and ownership split

3.98/ 5 · 46 votes

Have 21%Had 64%Want 15%

3.43/ 5 · 125 votes

Have 21%Had 59%Want 20%

Category winnerQuasar OxygenRating weighted by vote count

Community sentiment

How voters split from love to hate

37%Love

41%Like

4%Ok

17%Dislike

0%Hate

46 votes

15%Love

46%Like

10%Ok

25%Dislike

4%Hate

125 votes

Category winnerQuasar OxygenMost positive mix (25+ votes)

Longevity & sillage

0–100 community performance scores

⏱ Longevity69

〰 Sillage57

♥ Love / hate74

⏱ Longevity55

〰 Sillage59

♥ Love / hate61

Category winners

LongevityQuasar Oxygen

SillageSankai

Value for money

How fairly priced voters find it

¤ Price value63

¤ Price value70

Category winnerSankaiBest value score

Main accords

Strength of each scent family · outlined = shared by both

citrus100%

floral91%

musky83%

white floral74%

fresh spicy65%

powdery56%

citrus100%

green92%

powdery84%

fresh spicy77%

floral69%

woody61%

Scent match56%Closely related · both citrus, floral and fresh spicy

Note pyramid (duration)

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

Top

BergamotLemonPepper

Heart

JasmineFloral NotesRose

Base

MuskCedarAmber

Top

Green NotesBergamotLemonMandarin OrangeNeroliPeach

Heart

MimosaLily-of-the-ValleyVioletFreesiaRose

Base

PepperCedarMuskAmber

InformationalShared notesBergamot, Lemon, Pepper and Rose. Note durations are not published for these fragrances, so this is not scored.

Seasons & time of day

Relative to each fragrance's best season

Spring95

Summer100

Fall42

Winter5

Day100

Night42

Spring67

Summer100

Fall22

Winter22

Day100

Night5

Category winnerQuasar OxygenMost year-round

Who wears it

Gender appeal votes

Men86

Unisex14

Women0

Men0

Unisex30

Women70

InformationalProfile onlyAudience is not scored

Ranking & credits

Fragranxe overall rank, nose and launch

Overall rank#35,956

PerfumerNot listed

Launched—

Reviews0

Overall rank#18,806

PerfumerNot listed

Launched1999

Reviews11

Category winnerSankaiHigher overall rank

In a nutshell

Description & review snapshot

Quasar Oxygen by O Boticário is a straightforward, energizing daily cologne that blends bright citrus with a peppery kick and clean woods. It opens with an immediate burst of tart lemon and juicy bergamot, quickly accented by a sharp dash of black pepper that gives the opening some welcome bite. As the initial citrus …

Reviews →

Sankai by Bi-es is a bright, aromatic aquatic fragrance that channels 90s-era freshness. It relies on citrus and green top notes to provide an immediate clean feeling. Best suited for warm weather days or casual gym sessions, this scent offers an easygoing, straightforward profile for those who appreciate modern, synt…

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, Quasar Oxygen or Sankai?

Quasar Oxygen takes 4 of 7 categories. Quasar Oxygen is rated 3.98/5 from 46 votes; Sankai is rated 3.43/5 from 125 votes. Choose Quasar Oxygen for a citrus and floral character. Wins on ratings & consensus, community sentiment and longevity. Best in summer, daytime wear. Choose Sankai for a citrus and green character. Wins on sillage & projection, value for money and fragranxe ranking. Best in summer, daytime wear.

Which lasts longer, Quasar Oxygen or Sankai?

Quasar Oxygen lasts longest (Quasar Oxygen 69/100, Sankai 55/100), based on community performance votes.

Which projects more, Quasar Oxygen or Sankai?

Projection is very close: Sankai 59/100, Quasar Oxygen 57/100 for sillage.

Do Quasar Oxygen and Sankai smell similar?

Closely related: a 56% scent match on Fragranxe. Both share citrus, floral and fresh spicy accords. Common notes include Bergamot, Lemon, Pepper and Rose.

Is Quasar Oxygen or Sankai better for summer or winter?

For summer, Quasar Oxygen is the stronger pick. For winter, Sankai is the stronger pick. Quasar Oxygen suits daytime wear; Sankai suits daytime wear. Based on community season votes.

What are the notes in Quasar Oxygen and Sankai?

Quasar Oxygen has top notes of Bergamot, Lemon and Pepper, heart notes of Jasmine, Floral Notes and Rose, a base of Musk, Cedar and Amber. Sankai has top notes of Green Notes, Bergamot, Lemon and Mandarin Orange, heart notes of Mimosa, Lily-of-the-Valley, Violet and Freesia, a base of Pepper, Cedar, Musk and Amber.