Fragrance comparison

Irth vs So Black Oud

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

Updated 11 Oct 2026 143 ratings analysed

4 wins

Irth

Nabeel

4.32139 votes

Rank #6,526 WoodyFruity

Full profile Similar & dupes

33%scent match

Clearly different

So Black Oud

Keyth

4.004 votes

Rank #42,379 IrisPowdery

Full profile Similar & dupes

Quick verdict

Which one should you pick?

Irth takes 4 of 4 categories.

Irth
Choose it for a woody and fruity character. Wins on longevity, sillage & projection and value for money. Best in winter.
So Black Oud
Choose it for a iris and powdery character. Best in fall, evening wear.

Irth4/4

So Black Oud0/4

Ratings & consensus: Not scored
Community sentiment: Not scored
Longevity: Irth
Sillage & projection: Irth
Value for money: Irth
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

IrthNabeel

So Black OudKeyth

Winner

Ratings & consensus

Average rating and ownership split

4.32/ 5 · 139 votes

Have 42%Had 7%Want 52%

4.00/ 5 · 4 votes

Have 23%Had 15%Want 62%

Category winnerNot enough dataRating weighted by vote count

Community sentiment

How voters split from love to hate

52%Love

35%Like

8%Ok

5%Dislike

1%Hate

139 votes

0%Love

100%Like

0%Ok

0%Dislike

0%Hate

4 votes · too few to score

Category winnerNot enough dataMost positive mix (25+ votes)

Longevity & sillage

0–100 community performance scores

⏱ Longevity72

〰 Sillage64

♥ Love / hate83

⏱ Longevity60

〰 Sillage25

♥ Love / hate75

Category winners

LongevityIrth

SillageIrth

Value for money

How fairly priced voters find it

¤ Price value74

¤ Price value25

Category winnerIrthBest value score

Main accords

Strength of each scent family · outlined = shared by both

woody100%

fruity92%

powdery84%

sweet77%

musky69%

rose61%

iris100%

powdery88%

woody77%

amber65%

violet53%

earthy42%

Scent match33%Clearly different · both woody and powdery

Note pyramid (duration)

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

Top

Damask RoseSpicesDried FruitsStrawberryPeachCandied FruitsPineappleCoconut

Heart

RoseOudCypriol Oil or NagarmothaAmyrisCedarwoodLily of the ValleyVioletIris

Base

White MuskVanillaLeatherAmberAmbergrisCivetGuaiac WoodSandalwood

Top

Lemon

Heart

IrisJasmine

Base

CedarwoodAmberVanillaSandalwoodPatchouli

InformationalShared notesCedarwood, Iris, Vanilla and Amber. Note durations are not published for these fragrances, so this is not scored.

Seasons & time of day

Relative to each fragrance's best season

Spring76

Summer0

Fall0

Winter100

Day–

Night–

Spring0

Summer0

Fall100

Winter50

Day50

Night100

Category winnerNot enough dataMost year-round

Who wears it

Gender appeal votes

Men36

Unisex54

Women10

Men0

Unisex67

Women33

InformationalProfile onlyAudience is not scored

Ranking & credits

Fragranxe overall rank, nose and launch

Overall rank#6,526

PerfumerNot listed

Launched—

Reviews9

Overall rank#42,379

PerfumerNot listed

Launched—

Reviews2

Category winnerIrthHigher overall rank

In a nutshell

Description & review snapshot

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 →

So Black Oud by Keyth opens with a bright citrus sparkle before settling into a powdery iris heart. This unisex composition rests on a resinous base of amber and sandalwood. It is a skin-focused woody fragrance, best suited for intimate moments during cooler autumn evenings when you want a subtle, sophisticated scent …

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, Irth or So Black Oud?

Irth takes 4 of 4 categories. Irth is rated 4.32/5 from 139 votes; So Black Oud is rated 4.00/5 from 4 votes. Choose Irth for a woody and fruity character. Wins on longevity, sillage & projection and value for money. Best in winter. Choose So Black Oud for a iris and powdery character. Best in fall, evening wear.

Which lasts longer, Irth or So Black Oud?

Irth lasts longest (Irth 72/100, So Black Oud 60/100), based on community performance votes.

Which projects more, Irth or So Black Oud?

Irth projects furthest (Irth 64/100, So Black Oud 25/100), based on community performance votes.

Do Irth and So Black Oud smell similar?

Clearly different: a 33% scent match on Fragranxe. Both share woody and powdery accords. Common notes include Cedarwood, Iris, Vanilla and Amber.

Is Irth or So Black Oud better for summer or winter?

So Black Oud suits evening wear. Based on community season votes.

What are the notes in Irth and So Black Oud?

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. So Black Oud has top notes of Lemon, heart notes of Iris and Jasmine, a base of Cedarwood, Amber, Vanilla and Sandalwood.