Fragrance comparison

Error 421 Femme vs Belle d'Opium Eau de Parfum Éclat

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

Updated 31 Oct 2026 305 ratings analysed

3 wins

Error 421 Femme

The Dua Brand

3.504 votes

Rank #58,531 White FloralCitrus

Full profile Similar & dupes

47%scent match

Some overlap

Belle d'Opium Eau de Parfum Éclat

Yves Saint Laurent

4.07301 votes

Rank #8,858 White FloralAmber

Full profile Similar & dupes

Quick verdict

Which one should you pick?

Error 421 Femme takes 3 of 4 categories.

Error 421 Femme
Choose it for a white floral and citrus character. Wins on longevity, sillage & projection and value for money. Best in summer.
Belle d'Opium Eau de Parfum Éclat
Choose it for a white floral and amber character. Wins on fragranxe ranking. Best in winter.

Error 421 Femme3/4

Belle d'Opium Eau de Parfum Éclat1/4

Ratings & consensus: Not scored
Community sentiment: Not scored
Longevity: Error 421 Femme
Sillage & projection: Error 421 Femme
Value for money: Error 421 Femme
Versatility: Not scored
Note pyramid (duration): Not scored
Fragranxe ranking: Belle d'Opium Eau de Parfum Éclat

Head-to-head breakdown

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

Fragrance

Error 421 FemmeThe Dua Brand

Belle d'Opium Eau de Parfum ÉclatYves Saint Laurent

Winner

Ratings & consensus

Average rating and ownership split

3.50/ 5 · 4 votes

Have 79%Had 7%Want 14%

4.07/ 5 · 301 votes

Have 58%Had 42%Want 0%

Category winnerNot enough dataRating weighted by vote count

Community sentiment

How voters split from love to hate

25%Love

25%Like

25%Ok

25%Dislike

0%Hate

4 votes · too few to score

44%Love

37%Like

4%Ok

16%Dislike

0%Hate

301 votes

Category winnerNot enough dataMost positive mix (25+ votes)

Longevity & sillage

0–100 community performance scores

⏱ Longevity80

〰 Sillage75

♥ Love / hate63

⏱ Longevity69

〰 Sillage68

♥ Love / hate77

Category winners

LongevityError 421 Femme

SillageError 421 Femme

Value for money

How fairly priced voters find it

¤ Price value50

¤ Price value44

Category winnerError 421 FemmeBest value score

Main accords

Strength of each scent family · outlined = shared by both

white floral100%

citrus92%

sweet84%

honey77%

fruity69%

caramel61%

white floral100%

amber92%

sweet84%

warm spicy77%

soft spicy69%

fruity61%

Scent match47%Some overlap · both white floral, sweet and fruity

Note pyramid (duration)

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

Notes

Mandarin OrangeOrange BlossomBlood OrangePatchouliLicoriceGardeniaJasmineCaramelBeeswaxPeachHoney

No top / heart / base split published

Top

LilyMandarin OrangeStar AniseGardeniaJasmine

Heart

IncenseTobaccoPepperFruity NotesOrange BlossomPeach

Base

PatchouliAmberLicoriceSandalwood

InformationalShared notesMandarin Orange, Orange Blossom, Patchouli and Licorice. Durations are only published for Error 421 Femme, so this is not scored.

Seasons & time of day

Relative to each fragrance's best season

Spring0

Summer100

Fall0

Winter0

Day–

Night–

Spring32

Summer0

Fall0

Winter100

Day–

Night–

Category winnerNot enough dataMost year-round

Who wears it

Gender appeal votes

Men0

Unisex100

Women0

Men0

Unisex15

Women85

InformationalProfile onlyAudience is not scored

Ranking & credits

Fragranxe overall rank, nose and launch

Overall rank#58,531

PerfumerNot listed

Launched—

Reviews1

Overall rank#8,858

PerfumerNot listed

Launched—

Reviews11

Category winnerBelle d'Opium Eau de Parfum ÉclatHigher overall rank

In a nutshell

Description & review snapshot

Error 421 Femme by The Dua Brand is a dense chypre floral extrait built around sweet honey, bright blood orange, and earthy patchouli. It opens with an immediate surge of tart mandarin orange and juicy peach, cutting through a thick drizzle of warm beeswax and caramel. In the middle, white florals like gardenia and or…

Reviews →

Belle d'Opium Eau de Parfum Éclat by Yves Saint Laurent is a Oriental Woody fragrance for women. Belle d'Opium Eau de Parfum Éclat was launched in 2012. Top notes are Lily, Mandarin Orange, Star Anise, Gardenia and Jasmine; middle notes are Incense, Tobacco, Pepper, Fruity Notes, Orange Blossom and Peach; base notes a…

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.

Recent comparisons

Head-to-head activity from live history

Dunhill EditionAlfred DunhillRUNNER-UP vs

Boss SportHugo BossWINNER

1 person compared this today

Champaca HeadspaceHeadspaceWINNER vs

Sweet Amoris Сладкий ФлиртOsmoGenes PerfumesRUNNER-UP

1 person compared this today

Ho Hang ClubBalenciagaWINNER vs

Jil Sander Man IIIJil SanderRUNNER-UP

1 person compared this today

Very ValentinoValentinoRUNNER-UP vs

Sonia RykielSonia RykielWINNER

1 person compared this today

Common questions

Straight answers from the data above.

Which is better, Error 421 Femme or Belle d'Opium Eau de Parfum Éclat?

Error 421 Femme takes 3 of 4 categories. Error 421 Femme is rated 3.50/5 from 4 votes; Belle d'Opium Eau de Parfum Éclat is rated 4.07/5 from 301 votes. Choose Error 421 Femme for a white floral and citrus character. Wins on longevity, sillage & projection and value for money. Best in summer. Choose Belle d'Opium Eau de Parfum Éclat for a white floral and amber character. Wins on fragranxe ranking. Best in winter.

Which lasts longer, Error 421 Femme or Belle d'Opium Eau de Parfum Éclat?

Error 421 Femme lasts longest (Error 421 Femme 80/100, Belle d'Opium Eau de Parfum Éclat 69/100), based on community performance votes.

Which projects more, Error 421 Femme or Belle d'Opium Eau de Parfum Éclat?

Error 421 Femme projects furthest (Error 421 Femme 75/100, Belle d'Opium Eau de Parfum Éclat 68/100), based on community performance votes.

Do Error 421 Femme and Belle d'Opium Eau de Parfum Éclat smell similar?

Some overlap: a 47% scent match on Fragranxe. Both share white floral, sweet and fruity accords. Common notes include Mandarin Orange, Orange Blossom, Patchouli and Licorice.

What are the notes in Error 421 Femme and Belle d'Opium Eau de Parfum Éclat?

Error 421 Femme features Mandarin Orange, Orange Blossom, Blood Orange, Patchouli and Licorice. Belle d'Opium Eau de Parfum Éclat has top notes of Lily, Mandarin Orange, Star Anise and Gardenia, heart notes of Incense, Tobacco, Pepper and Fruity Notes, a base of Patchouli, Amber, Licorice and Sandalwood.