Fragrance comparison

Neptune vs Iron Duke

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

Updated 21 Oct 2026 1,108 ratings analysed

Neptune

Sister's Aroma

3.504 votes

Rank #22,550 SmokyTobacco

Full profile Similar & dupes

49%scent match

Some overlap

4 wins

Iron Duke

BeauFort London

3.981,104 votes

Rank #585 SmokyLeather

Full profile Similar & dupes

Quick verdict

Which one should you pick?

Iron Duke takes 4 of 4 categories.

Neptune
Choose it for a smoky and tobacco character. Best in fall, evening wear.
Iron Duke
Choose it for a smoky and leather character. Wins on longevity, sillage & projection and value for money. Best in winter.

Neptune0/4

Iron Duke4/4

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

Head-to-head breakdown

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

Fragrance

NeptuneSister's Aroma

Iron DukeBeauFort London

Winner

Ratings & consensus

Average rating and ownership split

3.50/ 5 · 4 votes

Have 0%Had 0%Want 100%

3.98/ 5 · 1,104 votes

Have 76%Had 24%Want 0%

Category winnerNot enough dataRating weighted by vote count

Community sentiment

How voters split from love to hate

25%Love

50%Like

0%Ok

0%Dislike

25%Hate

4 votes · too few to score

47%Love

30%Like

9%Ok

10%Dislike

4%Hate

821 votes

Category winnerNot enough dataMost positive mix (25+ votes)

Longevity & sillage

0–100 community performance scores

⏱ Longevity20

〰 Sillage25

♥ Love / hate63

⏱ Longevity82

〰 Sillage72

♥ Love / hate77

Category winners

LongevityIron Duke

SillageIron Duke

Value for money

How fairly priced voters find it

¤ Price value0

¤ Price value53

Category winnerIron DukeBest value score

Main accords

Strength of each scent family · outlined = shared by both

smoky100%

tobacco88%

warm spicy77%

sweet65%

woody53%

aromatic42%

smoky100%

leather88%

tobacco77%

rum65%

animalic53%

sweet42%

Scent match49%Some overlap · both smoky, tobacco and sweet

Note pyramid (duration)

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

Notes

Burnt SugargunpowderBourbon WhiskeyTobacco

No top / heart / base split published

Notes

LeathergunpowderTobaccoRum

No top / heart / base split published

InformationalShared notesgunpowder and Tobacco. Note durations are not published for these fragrances, so this is not scored.

Seasons & time of day

Relative to each fragrance's best season

Spring0

Summer0

Fall100

Winter100

Day–

Night100

Spring34

Summer14

Fall0

Winter100

Day–

Night–

Category winnerNot enough dataMost year-round

Who wears it

Gender appeal votes

Not enough votes yet

Men84

Unisex14

Women2

InformationalProfile onlyAudience is not scored

Ranking & credits

Fragranxe overall rank, nose and launch

Overall rank#22,550

PerfumerNot listed

Launched—

Reviews19

Overall rank#585

PerfumerJulie Dunkley

Launched—

Reviews229

Category winnerIron DukeHigher overall rank

In a nutshell

Description & review snapshot

Neptune leans dark, smoky and slightly boozy, with burnt sugar softening the edges of gunpowder, tobacco and bourbon whiskey. It reads more like a statement scent than an everyday freshie. On skin, it is likely to suit wearers who enjoy dry smoke, warm spice and a sweet charred finish. Sample first if you are sensiti…

Reviews →

Iron Duke by BeauFort London opens with a blast of dark rum, charred leather, and cold gunpowder. It is a heavy, animalic scent inspired by the Duke of Wellington. As it settles onto skin, the sharp metallic smoke softens into a dry tobacco leaf with undertones of saddle soap and barnyard hay. It is dense and uncompro…

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, Neptune or Iron Duke?

Iron Duke takes 4 of 4 categories. Neptune is rated 3.50/5 from 4 votes; Iron Duke is rated 3.98/5 from 1,104 votes. Choose Neptune for a smoky and tobacco character. Best in fall, evening wear. Choose Iron Duke for a smoky and leather character. Wins on longevity, sillage & projection and value for money. Best in winter.