Fragrance comparison

Casual Blue vs AI Fragment

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

Updated 8 Oct 2026 44 ratings analysed

Casual Blue

Otto Kern

3.577 votes

Rank #56,312 AmberLavender

Full profile Similar & dupes

42%scent match

Some overlap

3 wins

AI Fragment

Seven Gates

4.0537 votes

Rank #14,638 AmberWoody

Full profile Similar & dupes

Quick verdict

Which one should you pick?

AI Fragment takes 3 of 4 categories.

Casual Blue
Choose it for a amber and lavender character. Wins on value for money. Best in spring, daytime wear.
AI Fragment
Choose it for a amber and woody character. Wins on longevity, sillage & projection and fragranxe ranking. Best in fall, evening wear.

Casual Blue1/4

AI Fragment3/4

Ratings & consensus: Not scored
Community sentiment: Not scored
Longevity: AI Fragment
Sillage & projection: AI Fragment
Value for money: Casual Blue
Versatility: Not scored
Note pyramid (duration): Not scored
Fragranxe ranking: AI Fragment

Head-to-head breakdown

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

Fragrance

Casual BlueOtto Kern

AI FragmentSeven Gates

Winner

Ratings & consensus

Average rating and ownership split

3.57/ 5 · 7 votes

Have 37%Had 5%Want 58%

4.05/ 5 · 37 votes

Have 11%Had 6%Want 83%

Category winnerNot enough dataRating weighted by vote count

Community sentiment

How voters split from love to hate

29%Love

29%Like

29%Ok

0%Dislike

14%Hate

7 votes · too few to score

54%Love

27%Like

3%Ok

3%Dislike

14%Hate

37 votes

Category winnerNot enough dataMost positive mix (25+ votes)

Longevity & sillage

0–100 community performance scores

⏱ Longevity53

〰 Sillage53

♥ Love / hate64

⏱ Longevity68

〰 Sillage61

♥ Love / hate76

Category winners

LongevityAI Fragment

SillageAI Fragment

Value for money

How fairly priced voters find it

¤ Price value79

¤ Price value36

Category winnerCasual BlueBest value score

Main accords

Strength of each scent family · outlined = shared by both

amber100%

lavender91%

musky83%

aromatic74%

woody65%

vanilla56%

amber100%

woody92%

musky84%

warm spicy77%

powdery69%

rose61%

Scent match42%Some overlap · both amber, musky and woody

Note pyramid (duration)

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

Top

GrapefruitPink Pepper

Heart

AmbroxanLavender

Base

Tonka BeanCedar

Top

BergamotGrapefruit

Heart

Damask RoseSaffronHeliotropeLily of the Valley

Base

AmbroxanCashmeranWoody NotesIndonesian Patchouli LeafMyrrhTonka BeanBalsam FirAmbrette (Musk Mallow)

InformationalShared notesGrapefruit, Ambroxan and Tonka Bean. 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

Summer80

Fall100

Winter80

Day100

Night60

Spring82

Summer64

Fall100

Winter91

Day89

Night100

Category winnerNot enough dataMost year-round

Who wears it

Gender appeal votes

Men86

Unisex14

Women0

Men18

Unisex64

Women18

InformationalProfile onlyAudience is not scored

Ranking & credits

Fragranxe overall rank, nose and launch

Overall rank#56,312

PerfumerNot listed

Launched—

Reviews0

Overall rank#14,638

PerfumerNathalie Feisthauer

Launched—

Reviews10

Category winnerAI FragmentHigher overall rank

In a nutshell

Description & review snapshot

Casual Blue by Otto Kern opens with a sharp burst of tart grapefruit alongside a prickly kick of pink pepper. As the immediate citrus sheen settles, aromatic lavender merges with synthetic ambroxan to create a clean, modern shower-gel freshness. The base gradually brings out soft cedar and warm tonka bean, adding subt…

Reviews →

AI Fragment by Seven Gates offers a fresh take on modern perfumery, blending bright citrus with an expansive base of clean musks and dark resins. Nathalie Feisthauer builds a striking contrast between zesty grapefruit and warm, powdery heliotrope. It feels clean yet grounded, perfect for day wear in spring and fall.

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.

Common questions

Straight answers from the data above.

Which is better, Casual Blue or AI Fragment?

AI Fragment takes 3 of 4 categories. Casual Blue is rated 3.57/5 from 7 votes; AI Fragment is rated 4.05/5 from 37 votes. Choose Casual Blue for a amber and lavender character. Wins on value for money. Best in spring, daytime wear. Choose AI Fragment for a amber and woody character. Wins on longevity, sillage & projection and fragranxe ranking. Best in fall, evening wear.

Which lasts longer, Casual Blue or AI Fragment?

AI Fragment lasts longest (AI Fragment 68/100, Casual Blue 53/100), based on community performance votes.

Which projects more, Casual Blue or AI Fragment?

AI Fragment projects furthest (AI Fragment 61/100, Casual Blue 53/100), based on community performance votes.

Do Casual Blue and AI Fragment smell similar?

Some overlap: a 42% scent match on Fragranxe. Both share amber, musky and woody accords. Common notes include Grapefruit, Ambroxan and Tonka Bean.

Is Casual Blue or AI Fragment better for summer or winter?

Casual Blue suits daytime wear; AI Fragment suits evening wear. Based on community season votes.

What are the notes in Casual Blue and AI Fragment?

Casual Blue has top notes of Grapefruit and Pink Pepper, heart notes of Ambroxan and Lavender, a base of Tonka Bean and Cedar. AI Fragment has top notes of Bergamot and Grapefruit, heart notes of Damask Rose, Saffron, Heliotrope and Lily of the Valley, a base of Ambroxan, Cashmeran, Woody Notes and Indonesian Patchouli Leaf.