Knowledge Men vs Blue Iris
Notes, accords, longevity, sillage, seasons and community ratings, side by side.
36%scent match
Some overlap
Quick verdict
Which one should you pick?
No clear winner: the 4 categories split 2–2.
Knowledge MenChoose it for a warm spicy and iris character. Wins on longevity and fragranxe ranking. Best in summer, daytime wear.
Blue IrisChoose it for a violet and woody character. Wins on sillage & projection and value for money. Best in summer, daytime wear.
Knowledge Men2/4
Blue Iris2/4
- Ratings & consensus
- Not scored
- Community sentiment
- Not scored
- Longevity
- Knowledge Men
- Sillage & projection
- Blue Iris
- Value for money
- Blue Iris
- Versatility
- Not scored
- Note pyramid (duration)
- Not scored
- Fragranxe ranking
- Knowledge Men
Head-to-head breakdown
Every category side by side, with the winner called out.
Fragrance
Knowledge MenRasasiBlue IrisShirley MayWinner
Ratings & consensus
Average rating and ownership split3.69/ 5 · 26 votes
Have 38%Had 37%Want 25%
2.80/ 5 · 5 votes
Have 29%Had 7%Want 64%
Category winnerNot enough dataRating weighted by vote count
Community sentiment
How voters split from love to hate19%Love
50%Like
12%Ok
19%Dislike
0%Hate
26 votes
0%Love
40%Like
0%Ok
60%Dislike
0%Hate
5 votes · too few to score
Category winnerNot enough dataMost positive mix (25+ votes)
Longevity & sillage
0–100 community performance scores
Category winners
LongevityKnowledge Men
SillageBlue Iris
Value for money
How fairly priced voters find itCategory winnerBlue IrisBest value score
Main accords
Strength of each scent family · outlined = shared by bothwarm spicy100%
iris90%
fresh spicy80%
woody70%
floral60%
powdery50%
violet100%
woody92%
green84%
floral77%
powdery69%
aromatic61%
Scent match36%Some overlap · both woody, floral and powdery
Note pyramid (duration)
Top, heart and base, with how long each lasts when known · gold = sharedTop
White PepperLotus
Heart
IrisCardamom
Base
Spicy NotesWoody Notes
Top
MintIris
Heart
Water VioletLotus
Base
Woody NotesAmber
InformationalShared notesLotus, Iris 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 seasonSpring67
Summer100
Fall61
Winter28
Day100
Night40
Spring50
Summer100
Fall25
Winter0
Day100
Night–
Category winnerNot enough dataMost year-round
Who wears it
Gender appeal votesInformationalProfile onlyAudience is not scored
Ranking & credits
Fragranxe overall rank, nose and launchOverall rank#28,583
PerfumerNot listed
Launched—
Reviews4
Overall rank#71,419
PerfumerNot listed
Launched—
Reviews0
Category winnerKnowledge MenHigher overall rank
In a nutshell
Description & review snapshotKnowledge 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 →Shirley May Blue Iris is a refreshing, light scent built around aquatic elements and cool florals. It opens with an icy burst of fresh mint and a subtle, powdery iris note that softens the immediate chill. As it warms on the skin, a watery violet and lotus accord takes over, suggesting a calm garden pond after a cool …
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.
Guided comparison
Ask about this matchup
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Common questions
Straight answers from the data above.
Which is better, Knowledge Men or Blue Iris?
No clear winner: the 4 categories split 2–2. Knowledge Men is rated 3.69/5 from 26 votes; Blue Iris is rated 2.80/5 from 5 votes. Choose Knowledge Men for a warm spicy and iris character. Wins on longevity and fragranxe ranking. Best in summer, daytime wear. Choose Blue Iris for a violet and woody character. Wins on sillage & projection and value for money. Best in summer, daytime wear.
Which lasts longer, Knowledge Men or Blue Iris?
Knowledge Men lasts longest (Knowledge Men 60/100, Blue Iris 48/100), based on community performance votes.
Which projects more, Knowledge Men or Blue Iris?
Blue Iris projects furthest (Blue Iris 64/100, Knowledge Men 61/100), based on community performance votes.
Do Knowledge Men and Blue Iris smell similar?
Some overlap: a 36% scent match on Fragranxe. Both share woody, floral and powdery accords. Common notes include Lotus, Iris and Woody Notes.
Is Knowledge Men or Blue Iris better for summer or winter?
Knowledge Men suits daytime wear; Blue Iris suits daytime wear. Based on community season votes.
What are the notes in Knowledge Men and Blue Iris?
Knowledge Men has top notes of White Pepper and Lotus, heart notes of Iris and Cardamom, a base of Spicy Notes and Woody Notes. Blue Iris has top notes of Mint and Iris, heart notes of Water Violet and Lotus, a base of Woody Notes and Amber.
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