Fragrance comparison

Knowledge Men vs Hayfa

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

Updated 14 Nov 2026 108 ratings analysed

Knowledge Men

Rasasi

3.6926 votes

Rank #28,583 Warm SpicyIris

Full profile Similar & dupes

41%scent match

Some overlap

7 wins

Hayfa

Swiss Arabian

4.3282 votes

Rank #8,203 WoodyWarm Spicy

Full profile Similar & dupes

Quick verdict

Which one should you pick?

Hayfa takes 7 of 7 categories.

Knowledge Men
Choose it for a warm spicy and iris character. Best in summer, daytime wear.
Hayfa
Choose it for a woody and warm spicy character. Wins on ratings & consensus, community sentiment and longevity. Best in fall, daytime wear.

Knowledge Men0/7

Hayfa7/7

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

Head-to-head breakdown

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

Fragrance

Knowledge MenRasasi

HayfaSwiss Arabian

Winner

Ratings & consensus

Average rating and ownership split

3.69/ 5 · 26 votes

Have 38%Had 37%Want 25%

4.32/ 5 · 82 votes

Have 33%Had 9%Want 57%

Category winnerHayfaRating weighted by vote count

Community sentiment

How voters split from love to hate

19%Love

50%Like

12%Ok

19%Dislike

0%Hate

26 votes

45%Love

46%Like

5%Ok

2%Dislike

1%Hate

82 votes

Category winnerHayfaMost positive mix (25+ votes)

Longevity & sillage

0–100 community performance scores

⏱ Longevity60

〰 Sillage61

♥ Love / hate67

⏱ Longevity74

〰 Sillage64

♥ Love / hate83

Category winners

LongevityHayfa

SillageHayfa

Value for money

How fairly priced voters find it

¤ Price value55

¤ Price value69

Category winnerHayfaBest value score

Main accords

Strength of each scent family · outlined = shared by both

warm spicy100%

iris90%

fresh spicy80%

woody70%

floral60%

powdery50%

woody100%

warm spicy92%

white floral84%

rose77%

powdery69%

green61%

Scent match41%Some overlap · both warm spicy, woody and powdery

Note pyramid (duration)

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

Top

White PepperLotus

Heart

IrisCardamom

Base

Spicy NotesWoody Notes

Top

Spicy NotesPalm LeafRosemaryLotusGreen Notes

Heart

RoseIrisOrange BlossomYlang-YlangJasmine

Base

SandalwoodWoody NotesOakmossPatchouli

InformationalShared notesLotus, Iris, Spicy Notes and Woody Notes. Note durations are not published for these fragrances, so this is not scored.

Seasons & time of day

Relative to each fragrance's best season

Spring67

Summer100

Fall61

Winter28

Day100

Night40

Spring54

Summer50

Fall100

Winter77

Day100

Night74

Category winnerHayfaMost year-round

Who wears it

Gender appeal votes

Men89

Unisex11

Women0

Men0

Unisex26

Women74

InformationalProfile onlyAudience is not scored

Ranking & credits

Fragranxe overall rank, nose and launch

Overall rank#28,583

PerfumerNot listed

Launched—

Reviews4

Overall rank#8,203

PerfumerNot listed

Launched—

Reviews15

Category winnerHayfaHigher overall rank

In a nutshell

Description & review snapshot

Knowledge Men by Rasasi opens with a spicy blend of white pepper and clean lotus. It settles into an iris and cardamom heart, resting on a base of warm, woody notes. This is a subtle, semi-sweet fragrance suited for casual day wear in warmer climates. It behaves as a light skin scent, ideal for those who prefer unders…

Reviews →

Hayfa by Swiss Arabian is an unexpected oriental blend that leans heavily into sweet, powdery warmth. It opens with bright green notes and rosemary, but quickly settles into a rich, long-lasting profile of vanilla and sandalwood. Best suited for cooler days or autumn evenings, this fragrance offers a cozy, gourmand-ad…

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, Knowledge Men or Hayfa?

Hayfa takes 7 of 7 categories. Knowledge Men is rated 3.69/5 from 26 votes; Hayfa is rated 4.32/5 from 82 votes. Choose Knowledge Men for a warm spicy and iris character. Best in summer, daytime wear. Choose Hayfa for a woody and warm spicy character. Wins on ratings & consensus, community sentiment and longevity. Best in fall, daytime wear.

Which lasts longer, Knowledge Men or Hayfa?

Hayfa lasts longest (Hayfa 74/100, Knowledge Men 60/100), based on community performance votes.

Which projects more, Knowledge Men or Hayfa?

Hayfa projects furthest (Hayfa 64/100, Knowledge Men 61/100), based on community performance votes.

Do Knowledge Men and Hayfa smell similar?

Some overlap: a 41% scent match on Fragranxe. Both share warm spicy, woody and powdery accords. Common notes include Lotus, Iris, Spicy Notes and Woody Notes.

Is Knowledge Men or Hayfa better for summer or winter?

For summer, Knowledge Men is the stronger pick. For winter, Hayfa is the stronger pick. Knowledge Men suits daytime wear; Hayfa suits daytime wear. Based on community season votes.

What are the notes in Knowledge Men and Hayfa?

Knowledge Men has top notes of White Pepper and Lotus, heart notes of Iris and Cardamom, a base of Spicy Notes and Woody Notes. Hayfa has top notes of Spicy Notes, Palm Leaf, Rosemary and Lotus, heart notes of Rose, Iris, Orange Blossom and Ylang-Ylang, a base of Sandalwood, Woody Notes, Oakmoss and Patchouli.