Fragrance comparison

Formula X vs Leather Forever

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

Updated 15 Nov 2026 6 ratings analysed

1 wins

Formula X

The Scent Library

3.754 votes

Rank #65,919 AmberCitrus

Full profile Similar & dupes

42%scent match

Some overlap

Leather Forever

The Greek Perfumer

3.002 votes

Rank #71,801 AmberLeather

Full profile Similar & dupes

Quick verdict

Which one should you pick?

Formula X takes 1 of 1 categories.

Formula X
Choose it for a amber and citrus character. Wins on fragranxe ranking. Best in spring, day or night wear.
Leather Forever
Choose it for a amber and leather character. Best in fall, evening wear.

Formula X1/1

Leather Forever0/1

Ratings & consensus: Not scored
Community sentiment: Not scored
Longevity: Not scored
Sillage & projection: Not scored
Value for money: Not scored
Versatility: Not scored
Note pyramid (duration): Not scored
Fragranxe ranking: Formula X

Head-to-head breakdown

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

Fragrance

Formula XThe Scent Library

Leather ForeverThe Greek Perfumer

Winner

Ratings & consensus

Average rating and ownership split

3.75/ 5 · 4 votes

Have 13%Had 6%Want 81%

3.00/ 5 · 2 votes

Have 0%Had 0%Want 100%

Category winnerNot enough dataRating weighted by vote count

Community sentiment

How voters split from love to hate

50%Love

25%Like

0%Ok

0%Dislike

25%Hate

4 votes · too few to score

0%Love

50%Like

0%Ok

50%Dislike

0%Hate

2 votes · too few to score

Category winnerNot enough dataMost positive mix (25+ votes)

Longevity & sillage

0–100 community performance scores

⏱ Longevity60

〰 Sillage63

♥ Love / hate69

⏱ LongevityN/A

〰 SillageN/A

♥ Love / hate50

Category winners

LongevityNo data

SillageNo data

Value for money

How fairly priced voters find it

¤ Price value83

¤ Price valueN/A

Category winnerNot enough dataBest value score

Main accords

Strength of each scent family · outlined = shared by both

amber100%

citrus92%

white floral84%

aromatic77%

woody69%

powdery61%

amber100%

leather92%

warm spicy84%

woody77%

powdery69%

vanilla61%

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

Note pyramid (duration)

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

Top

NeroliMandarin Orange

Heart

Orange BlossomAgarwoodVetiverOrris

Base

OlibanumBenzoinTonkaMusk

Top

BergamotOlibanumPepper

Heart

LeatherBulgarian RoseOrris

Base

Australian SandalwoodBenzoinMadagascar VanillaTonkaMusk

InformationalShared notesOrris, Olibanum, Benzoin and Tonka. 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

Summer100

Fall67

Winter67

Day100

Night100

Spring0

Summer0

Fall100

Winter100

Day–

Night100

Category winnerNot enough dataMost year-round

Who wears it

Gender appeal votes

Men0

Unisex75

Women25

Men100

Unisex0

Women0

InformationalProfile onlyAudience is not scored

Ranking & credits

Fragranxe overall rank, nose and launch

Overall rank#65,919

PerfumerKevin Mathys

Launched—

Reviews0

Overall rank#71,801

PerfumerNot listed

Launched—

Reviews0

Category winnerFormula XHigher overall rank

In a nutshell

Description & review snapshot

Formula X by The Scent Library opens with a bright citrus splash of mandarin orange and neroli, before settling into a warm, slightly powdery combination of orris root and vetiver. This unisex fragrance wears close to the skin, making it a reliable option for professional office environments or quiet spring afternoons.

Reviews →

Leather Forever by The Greek Perfumer is a dark amber leather fragrance crafted specifically for cold weather and dramatic evening wear. It opens with crisp Sicilian bergamot, black pepper, and smoky olibanum resin before revealing a heart of Bulgarian rose, powdery orris root, and rich leather. The base settles into …

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, Formula X or Leather Forever?

Formula X takes 1 of 1 categories. Formula X is rated 3.75/5 from 4 votes; Leather Forever is rated 3.00/5 from 2 votes. Choose Formula X for a amber and citrus character. Wins on fragranxe ranking. Best in spring, day or night wear. Choose Leather Forever for a amber and leather character. Best in fall, evening wear.

Do Formula X and Leather Forever smell similar?

Some overlap: a 42% scent match on Fragranxe. Both share amber, woody and powdery accords. Common notes include Orris, Olibanum, Benzoin and Tonka.

Is Formula X or Leather Forever better for summer or winter?

Formula X suits day or night wear; Leather Forever suits evening wear. Based on community season votes.

What are the notes in Formula X and Leather Forever?

Formula X has top notes of Neroli and Mandarin Orange, heart notes of Orange Blossom, Agarwood, Vetiver and Orris, a base of Olibanum, Benzoin, Tonka and Musk. Leather Forever has top notes of Bergamot, Olibanum and Pepper, heart notes of Leather, Bulgarian Rose and Orris, a base of Australian Sandalwood, Benzoin, Madagascar Vanilla and Tonka.