Fragrance comparison

Mark Birley vs OT - 23

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

Updated 30 Oct 2026 154 ratings analysed

Mark Birley

4.19140 votes

Rank #8,993 CitrusPowdery

Full profile Similar & dupes

31%scent match

Clearly different

OT - 23

Olfattology

3.9314 votes

Rank #42,940 AromaticMarine

Full profile Similar & dupes

Quick verdict

Which one should you pick?

No clear winner: the 5 categories split 2–2.

Mark Birley
Choose it for a citrus and powdery character. Wins on ratings & consensus and fragranxe ranking. Best in summer, daytime wear.
OT - 23
Choose it for a aromatic and marine character. Wins on longevity and sillage & projection. Best in fall, evening wear.

Mark Birley2/5

OT - 232/5

Ratings & consensus: Mark Birley
Community sentiment: Not scored
Longevity: OT - 23
Sillage & projection: OT - 23
Value for money: Tie
Versatility: Not scored
Note pyramid (duration): Not scored
Fragranxe ranking: Mark Birley

Head-to-head breakdown

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

Fragrance

Mark BirleyMark Birley

OT - 23Olfattology

Winner

Ratings & consensus

Average rating and ownership split

4.19/ 5 · 140 votes

Have 38%Had 15%Want 47%

3.93/ 5 · 14 votes

Have 22%Had 4%Want 74%

Category winnerMark BirleyRating weighted by vote count

Community sentiment

How voters split from love to hate

44%Love

44%Like

1%Ok

12%Dislike

0%Hate

140 votes

50%Love

14%Like

14%Ok

21%Dislike

0%Hate

14 votes · too few to score

Category winnerNot enough dataMost positive mix (25+ votes)

Longevity & sillage

0–100 community performance scores

⏱ Longevity52

〰 Sillage54

♥ Love / hate80

⏱ Longevity83

〰 Sillage78

♥ Love / hate73

Category winners

LongevityOT - 23

SillageOT - 23

Value for money

How fairly priced voters find it

¤ Price value50

Category winnerTieBest value score

Main accords

Strength of each scent family · outlined = shared by both

citrus100%

powdery92%

woody84%

aromatic77%

musky69%

violet61%

aromatic100%

marine92%

amber84%

smoky77%

citrus69%

soft spicy61%

Scent match31%Clearly different · both aromatic and citrus

Note pyramid (duration)

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

Top15 to 30 minutes

BergamotMandarin OrangeLemon

Heart1 to 2 hours

VioletCarrot SeedsLeather

Base2 to 4 hours

IncenseVetiverSandalwoodMuskCedar

Top

BergamotLemonSaffronCassiaMandarin Orange

Heart

Sea NotesIncensePink PepperLavenderLily-of-the-ValleyCardamomJuniper BerriesMyrrh

Base

VanillaCypriol Oil or NagarmothaPrecious WoodsMuskAgarwood (Oud)PatchouliRock roseSandalwood

InformationalShared notesBergamot, Mandarin Orange, Lemon and Incense. Durations are only published for Mark Birley, so this is not scored.

Seasons & time of day

Relative to each fragrance's best season

Spring97

Summer100

Fall47

Winter18

Day100

Night39

Spring67

Summer33

Fall100

Winter100

Day75

Night100

Category winnerNot enough dataMost year-round

Who wears it

Gender appeal votes

Men100

Unisex0

Women0

Men0

Unisex100

Women0

InformationalProfile onlyAudience is not scored

Ranking & credits

Fragranxe overall rank, nose and launch

Overall rank#8,993

PerfumerPierre Bourdon

Launched—

Reviews25

Overall rank#42,940

PerfumerNot listed

Launched—

Reviews1

Category winnerMark BirleyHigher overall rank

In a nutshell

Description & review snapshot

Mark Birley is a crisp woody aromatic fragrance created by Pierre Bourdon in 1996. It opens with an immediate burst of lemon, bergamot, and mandarin orange, providing a clean and bright introduction. As the bright citrus fades, the fragrance introduces a dry heart built around violet, earthy carrot seeds, and subtle l…

Reviews →

OT - 23 by Olfattology hits the skin with a sharp, medicinal burst of saffron and bitter orange before settling into an unexpected oceanic floral haze. This unisex composition plays a strange game of tug-of-war between cold sea notes and warm, smoky resins like myrrh and gurjan balsam. Unlike typical marine scents tha…

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, Mark Birley or OT - 23?

No clear winner: the 5 categories split 2–2. Mark Birley is rated 4.19/5 from 140 votes; OT - 23 is rated 3.93/5 from 14 votes. Choose Mark Birley for a citrus and powdery character. Wins on ratings & consensus and fragranxe ranking. Best in summer, daytime wear. Choose OT - 23 for a aromatic and marine character. Wins on longevity and sillage & projection. Best in fall, evening wear.

Which lasts longer, Mark Birley or OT - 23?

OT - 23 lasts longest (OT - 23 83/100, Mark Birley 52/100), based on community performance votes.

Which projects more, Mark Birley or OT - 23?

OT - 23 projects furthest (OT - 23 78/100, Mark Birley 54/100), based on community performance votes.

Do Mark Birley and OT - 23 smell similar?

Clearly different: a 31% scent match on Fragranxe. Both share aromatic and citrus accords. Common notes include Bergamot, Mandarin Orange, Lemon and Incense.

Is Mark Birley or OT - 23 better for summer or winter?

Mark Birley suits daytime wear; OT - 23 suits evening wear. Based on community season votes.

What are the notes in Mark Birley and OT - 23?

Mark Birley has top notes of Bergamot, Mandarin Orange and Lemon, heart notes of Violet, Carrot Seeds and Leather, a base of Incense, Vetiver, Sandalwood and Musk. OT - 23 has top notes of Bergamot, Lemon, Saffron and Cassia, heart notes of Sea Notes, Incense, Pink Pepper and Lavender, a base of Vanilla, Cypriol Oil or Nagarmotha, Precious Woods and Musk.