Fragrance comparison

Oneirogen vs Pure O2 For Her

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

Updated 8 Nov 2026 261 ratings analysed

5 wins

Oneirogen

Ikiryō

4.1428 votes

Rank #55,202 MuskyFruity

Full profile Similar & dupes

36%scent match

Some overlap

Pure O2 For Her

Avon

3.77233 votes

Rank #35,855 FloralWhite Floral

Full profile Similar & dupes

Quick verdict

Which one should you pick?

Oneirogen takes 5 of 7 categories.

Oneirogen
Choose it for a musky and fruity character. Wins on ratings & consensus, community sentiment and longevity. Best in spring, daytime wear.
Pure O2 For Her
Choose it for a floral and white floral character. Wins on value for money and fragranxe ranking. Best in summer, daytime wear.

Oneirogen5/7

Pure O2 For Her2/7

Ratings & consensus: Oneirogen
Community sentiment: Oneirogen
Longevity: Oneirogen
Sillage & projection: Oneirogen
Value for money: Pure O2 For Her
Versatility: Oneirogen
Note pyramid (duration): Not scored
Fragranxe ranking: Pure O2 For Her

Head-to-head breakdown

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

Fragrance

OneirogenIkiryō

Pure O2 For HerAvon

Winner

Ratings & consensus

Average rating and ownership split

4.14/ 5 · 28 votes

Have 9%Had 5%Want 86%

3.77/ 5 · 233 votes

Have 40%Had 60%Want 0%

Category winnerOneirogenRating weighted by vote count

Community sentiment

How voters split from love to hate

39%Love

43%Like

14%Ok

0%Dislike

4%Hate

28 votes

18%Love

61%Like

2%Ok

20%Dislike

0%Hate

233 votes

Category winnerOneirogenMost positive mix (25+ votes)

Longevity & sillage

0–100 community performance scores

⏱ Longevity67

〰 Sillage50

♥ Love / hate79

⏱ Longevity50

〰 Sillage45

♥ Love / hate69

Category winners

LongevityOneirogen

SillageOneirogen

Value for money

How fairly priced voters find it

¤ Price value39

¤ Price value88

Category winnerPure O2 For HerBest value score

Main accords

Strength of each scent family · outlined = shared by both

musky100%

fruity91%

woody83%

sweet74%

powdery65%

floral56%

floral100%

white floral91%

fresh83%

green74%

musky65%

powdery56%

Scent match36%Some overlap · both musky, floral and powdery

Note pyramid (duration)

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

Notes

BlackberryWhite MuskWater LilyIso E SuperWhite Tea

No top / heart / base split published

Top

White TeaFreesiaPeach

Heart

Water LilyHoneysuckleLily-of-the-Valley

Base

White MuskSandalwoodVanilla

InformationalShared notesWhite Musk, Water Lily and White Tea. Durations are only published for Oneirogen, so this is not scored.

Seasons & time of day

Relative to each fragrance's best season

Spring100

Summer50

Fall75

Winter0

Day100

Night80

Spring59

Summer100

Fall13

Winter8

Day100

Night10

Category winnerOneirogenMost year-round

Who wears it

Gender appeal votes

Men13

Unisex25

Women63

Men0

Unisex13

Women88

InformationalProfile onlyAudience is not scored

Ranking & credits

Fragranxe overall rank, nose and launch

Overall rank#55,202

PerfumerVincent of Dreamhouse

Launched—

Reviews0

Overall rank#35,855

PerfumerNot listed

Launched—

Reviews0

Category winnerPure O2 For HerHigher overall rank

In a nutshell

Description & review snapshot

Oneirogen by Ikiryō is an ethereal, fruit-forward scent built on a clean backbone of musk and delicate botanicals. The opening centers on a sweet, juicy blackberry note that feels lush rather than candy-like, soon tempered by the crisp, soothing qualities of white tea. As it settles, floating water lily introduces a s…

Reviews →

Avon Pure O2 For Her opens with a crisp burst of white tea, freesia, and a brief touch of peach. As the alcohol flashes off, watery lily-of-the-valley and honeysuckle create a cool, dewy petal sensation that sits close to the skin. A soft white musk and clean sandalwood base keeps the composition light and airy throug…

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, Oneirogen or Pure O2 For Her?

Oneirogen takes 5 of 7 categories. Oneirogen is rated 4.14/5 from 28 votes; Pure O2 For Her is rated 3.77/5 from 233 votes. Choose Oneirogen for a musky and fruity character. Wins on ratings & consensus, community sentiment and longevity. Best in spring, daytime wear. Choose Pure O2 For Her for a floral and white floral character. Wins on value for money and fragranxe ranking. Best in summer, daytime wear.

Which lasts longer, Oneirogen or Pure O2 For Her?

Oneirogen lasts longest (Oneirogen 67/100, Pure O2 For Her 50/100), based on community performance votes.

Which projects more, Oneirogen or Pure O2 For Her?

Oneirogen projects furthest (Oneirogen 50/100, Pure O2 For Her 45/100), based on community performance votes.

Do Oneirogen and Pure O2 For Her smell similar?

Some overlap: a 36% scent match on Fragranxe. Both share musky, floral and powdery accords. Common notes include White Musk, Water Lily and White Tea.

Is Oneirogen or Pure O2 For Her better for summer or winter?

For summer, Pure O2 For Her is the stronger pick. For winter, Pure O2 For Her is the stronger pick. Oneirogen suits daytime wear; Pure O2 For Her suits daytime wear. Based on community season votes.

What are the notes in Oneirogen and Pure O2 For Her?

Oneirogen features Blackberry, White Musk, Water Lily, Iso E Super and White Tea. Pure O2 For Her has top notes of White Tea, Freesia and Peach, heart notes of Water Lily, Honeysuckle and Lily-of-the-Valley, a base of White Musk, Sandalwood and Vanilla.