Fragrance comparison

Case Study #3 O.A.C vs Irth

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

Updated 14 Nov 2026 146 ratings analysed

Case Study #3 O.A.C

RboW

4.147 votes

Rank #56,185 WoodyAromatic

Full profile Similar & dupes

26%scent match

Clearly different

3 wins

Irth

Nabeel

4.32139 votes

Rank #7,287 WoodyFruity

Full profile Similar & dupes

Quick verdict

Which one should you pick?

Irth takes 3 of 4 categories.

Case Study #3 O.A.C
Choose it for a woody and aromatic character. Wins on value for money. Best in spring, daytime wear.
Irth
Choose it for a woody and fruity character. Wins on longevity, sillage & projection and fragranxe ranking. Best in winter.

Case Study #3 O.A.C1/4

Irth3/4

Ratings & consensus: Not scored
Community sentiment: Not scored
Longevity: Irth
Sillage & projection: Irth
Value for money: Case Study #3 O.A.C
Versatility: Not scored
Note pyramid (duration): Not scored
Fragranxe ranking: Irth

Head-to-head breakdown

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

Fragrance

Case Study #3 O.A.CRboW

IrthNabeel

Winner

Ratings & consensus

Average rating and ownership split

4.14/ 5 · 7 votes

Have 29%Had 0%Want 71%

4.32/ 5 · 139 votes

Have 42%Had 7%Want 52%

Category winnerNot enough dataRating weighted by vote count

Community sentiment

How voters split from love to hate

43%Love

29%Like

29%Ok

0%Dislike

0%Hate

7 votes · too few to score

52%Love

35%Like

8%Ok

5%Dislike

1%Hate

139 votes

Category winnerNot enough dataMost positive mix (25+ votes)

Longevity & sillage

0–100 community performance scores

⏱ Longevity60

〰 Sillage50

♥ Love / hate79

⏱ Longevity72

〰 Sillage64

♥ Love / hate83

Category winners

LongevityIrth

SillageIrth

Value for money

How fairly priced voters find it

¤ Price value75

¤ Price value74

Category winnerCase Study #3 O.A.CBest value score

Main accords

Strength of each scent family · outlined = shared by both

woody100%

aromatic91%

white floral83%

warm spicy74%

rose65%

earthy56%

woody100%

fruity92%

powdery84%

sweet77%

musky69%

rose61%

Scent match26%Clearly different · both woody and rose

Note pyramid (duration)

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

Top

Orange BlossomGeraniumCardamom

Heart

JasmineAmyrisRose

Base

PatchouliCedarwoodVetiver

Top

Damask RoseSpicesDried FruitsStrawberryPeachCandied FruitsPineappleCoconut

Heart

RoseOudCypriol Oil or NagarmothaAmyrisCedarwoodLily of the ValleyVioletIris

Base

White MuskVanillaLeatherAmberAmbergrisCivetGuaiac WoodSandalwood

InformationalShared notesAmyris, Rose and Cedarwood. 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

Summer33

Fall100

Winter33

Day100

Night50

Spring76

Summer0

Fall0

Winter100

Day–

Night–

Category winnerNot enough dataMost year-round

Who wears it

Gender appeal votes

Men0

Unisex50

Women50

Men36

Unisex54

Women10

InformationalProfile onlyAudience is not scored

Ranking & credits

Fragranxe overall rank, nose and launch

Overall rank#56,185

PerfumerFirmenich, Symrise

Launched—

Reviews0

Overall rank#7,287

PerfumerNot listed

Launched—

Reviews9

Category winnerIrthHigher overall rank

In a nutshell

Description & review snapshot

Case Study #3 O.A.C from RboW is a grounding woody aromatic fragrance for anyone seeking a versatile daily scent. It opens with vibrant orange blossom and sharp cardamom before settling into a heart of jasmine and rose. The base relies on steady cedarwood and vetiver, offering a clean, balanced profile suitable for ye…

Reviews →

Nabeel Irth arrives as a dense, sweet-spicy scent that commands attention. Released in 2023, it merges a heavy dose of dried fruits, strawberry, and cinnamon with a dark base of leather, amber, and incense. It fits best in freezing winter weather, wrapping the wearer in a thick, warm shield of exotic spices and woods.

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, Case Study #3 O.A.C or Irth?

Irth takes 3 of 4 categories. Case Study #3 O.A.C is rated 4.14/5 from 7 votes; Irth is rated 4.32/5 from 139 votes. Choose Case Study #3 O.A.C for a woody and aromatic character. Wins on value for money. Best in spring, daytime wear. Choose Irth for a woody and fruity character. Wins on longevity, sillage & projection and fragranxe ranking. Best in winter.

Which lasts longer, Case Study #3 O.A.C or Irth?

Irth lasts longest (Irth 72/100, Case Study #3 O.A.C 60/100), based on community performance votes.

Which projects more, Case Study #3 O.A.C or Irth?

Irth projects furthest (Irth 64/100, Case Study #3 O.A.C 50/100), based on community performance votes.

Do Case Study #3 O.A.C and Irth smell similar?

Clearly different: a 26% scent match on Fragranxe. Both share woody and rose accords. Common notes include Amyris, Rose and Cedarwood.

Is Case Study #3 O.A.C or Irth better for summer or winter?

Case Study #3 O.A.C suits daytime wear. Based on community season votes.

What are the notes in Case Study #3 O.A.C and Irth?

Case Study #3 O.A.C has top notes of Orange Blossom, Geranium and Cardamom, heart notes of Jasmine, Amyris and Rose, a base of Patchouli, Cedarwood and Vetiver. Irth has top notes of Damask Rose, Spices, Dried Fruits and Strawberry, heart notes of Rose, Oud, Cypriol Oil or Nagarmotha and Amyris, a base of White Musk, Vanilla, Leather and Amber.