Fragrance comparison

Covert vs Case Study #4 Black Wood

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

Updated 15 Nov 2026 26 ratings analysed

4 wins

Covert

Clandestine Laboratories

4.2516 votes

Rank #23,361 AmberWoody

Full profile Similar & dupes

47%scent match

Some overlap

Case Study #4 Black Wood

RboW

3.8010 votes

Rank #49,060 Warm SpicyBalsamic

Full profile Similar & dupes

Quick verdict

Which one should you pick?

Covert takes 4 of 5 categories.

Covert
Choose it for a amber and woody character. Wins on ratings & consensus, longevity and sillage & projection. Best in spring, daytime wear.
Case Study #4 Black Wood
Choose it for a warm spicy and balsamic character. Wins on value for money. Best in fall, evening wear.

Covert4/5

Case Study #4 Black Wood1/5

Ratings & consensus: Covert
Community sentiment: Not scored
Longevity: Covert
Sillage & projection: Covert
Value for money: Case Study #4 Black Wood
Versatility: Not scored
Note pyramid (duration): Not scored
Fragranxe ranking: Covert

Head-to-head breakdown

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

Fragrance

CovertClandestine Laboratories

Case Study #4 Black WoodRboW

Winner

Ratings & consensus

Average rating and ownership split

4.25/ 5 · 16 votes

Have 24%Had 9%Want 67%

3.80/ 5 · 10 votes

Have 30%Had 3%Want 68%

Category winnerCovertRating weighted by vote count

Community sentiment

How voters split from love to hate

63%Love

13%Like

13%Ok

13%Dislike

0%Hate

16 votes · too few to score

20%Love

50%Like

20%Ok

10%Dislike

0%Hate

10 votes · too few to score

Category winnerNot enough dataMost positive mix (25+ votes)

Longevity & sillage

0–100 community performance scores

⏱ Longevity75

〰 Sillage66

♥ Love / hate81

⏱ Longevity53

〰 Sillage45

♥ Love / hate70

Category winners

LongevityCovert

SillageCovert

Value for money

How fairly priced voters find it

¤ Price value66

¤ Price value68

Category winnerCase Study #4 Black WoodBest value score

Main accords

Strength of each scent family · outlined = shared by both

amber100%

woody92%

warm spicy84%

sweet77%

balsamic69%

musky61%

warm spicy100%

balsamic83%

amber65%

patchouli48%

fresh30%

Scent match47%Some overlap · both warm spicy, amber and balsamic

Note pyramid (duration)

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

Notes

OpoponaxCloveWhite MuskOrange BlossomFrankincenseCedarBergamotFlowersCypriol

No top / heart / base split published

Top

PimentoBergamotLemon

Heart

MyrrhRoseCypressLabdanumCypriolClove

Base

AmbraromePatchouliFrankincenseSandalwoodCedarwoodLeatherVetiverMusk

InformationalShared notesClove, Frankincense, Bergamot and Cypriol. Durations are only published for Covert, so this is not scored.

Seasons & time of day

Relative to each fragrance's best season

Spring100

Summer63

Fall100

Winter63

Day100

Night38

Spring0

Summer0

Fall100

Winter57

Day75

Night100

Category winnerNot enough dataMost year-round

Who wears it

Gender appeal votes

Men27

Unisex64

Women9

Men63

Unisex38

Women0

InformationalProfile onlyAudience is not scored

Ranking & credits

Fragranxe overall rank, nose and launch

Overall rank#23,361

PerfumerMark Sage

Launched—

Reviews6

Overall rank#49,060

PerfumerClaude Dir

Launched—

Reviews1

Category winnerCovertHigher overall rank

In a nutshell

Description & review snapshot

Covert by Clandestine Laboratories offers a dry, resinous mix of woods and warm spice designed for effortless daily wear. The fragrance opens with sharp, dry bergamot paired with the biting warmth of clove. As the initial citrus crispness settles, earthy cypriol and dry cedar wood take center stage, underpinned by nat…

Reviews →

Case Study #4 Black Wood by RboW is a sharp, aromatic spicy fragrance built around prominent labdanum, resinous myrrh, and crisp cypress. It excels in cool autumn weather, offering a dark and herbal profile that leans unisex. This complex scent provides an intriguing, woods-forward experience for those who appreciate …

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, Covert or Case Study #4 Black Wood?

Covert takes 4 of 5 categories. Covert is rated 4.25/5 from 16 votes; Case Study #4 Black Wood is rated 3.80/5 from 10 votes. Choose Covert for a amber and woody character. Wins on ratings & consensus, longevity and sillage & projection. Best in spring, daytime wear. Choose Case Study #4 Black Wood for a warm spicy and balsamic character. Wins on value for money. Best in fall, evening wear.

Which lasts longer, Covert or Case Study #4 Black Wood?

Covert lasts longest (Covert 75/100, Case Study #4 Black Wood 53/100), based on community performance votes.

Which projects more, Covert or Case Study #4 Black Wood?

Covert projects furthest (Covert 66/100, Case Study #4 Black Wood 45/100), based on community performance votes.

Do Covert and Case Study #4 Black Wood smell similar?

Some overlap: a 47% scent match on Fragranxe. Both share warm spicy, amber and balsamic accords. Common notes include Clove, Frankincense, Bergamot and Cypriol.

Is Covert or Case Study #4 Black Wood better for summer or winter?

Covert suits daytime wear; Case Study #4 Black Wood suits evening wear. Based on community season votes.

What are the notes in Covert and Case Study #4 Black Wood?

Covert features Opoponax, Clove, White Musk, Orange Blossom and Frankincense. Case Study #4 Black Wood has top notes of Pimento, Bergamot and Lemon, heart notes of Myrrh, Rose, Cypress and Labdanum, a base of Ambrarome, Patchouli, Frankincense and Sandalwood.