Fragrance comparison

CK Free Blue vs I'm Not A Good Boy

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

Updated 7 Nov 2026 198 ratings analysed

CK Free Blue

Calvin Klein

3.29169 votes

Rank #42,320 AquaticGreen

Full profile Similar & dupes

38%scent match

Some overlap

7 wins

I'm Not A Good Boy

Nazareno Gabrielli

4.0029 votes

Rank #17,154 AromaticWoody

Full profile Similar & dupes

Quick verdict

Which one should you pick?

I'm Not A Good Boy takes 7 of 7 categories.

CK Free Blue
Choose it for a aquatic and green character. Best in summer, daytime wear.
I'm Not A Good Boy
Choose it for a aromatic and woody character. Wins on ratings & consensus, community sentiment and longevity. Best in fall, daytime wear.

CK Free Blue0/7

I'm Not A Good Boy7/7

Ratings & consensus: I'm Not A Good Boy
Community sentiment: I'm Not A Good Boy
Longevity: I'm Not A Good Boy
Sillage & projection: I'm Not A Good Boy
Value for money: I'm Not A Good Boy
Versatility: I'm Not A Good Boy
Note pyramid (duration): Not scored
Fragranxe ranking: I'm Not A Good Boy

Head-to-head breakdown

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

Fragrance

CK Free BlueCalvin Klein

I'm Not A Good BoyNazareno Gabrielli

Winner

Ratings & consensus

Average rating and ownership split

3.29/ 5 · 169 votes

Have 51%Had 31%Want 18%

4.00/ 5 · 29 votes

Have 46%Had 13%Want 41%

Category winnerI'm Not A Good BoyRating weighted by vote count

Community sentiment

How voters split from love to hate

11%Love

45%Like

7%Ok

35%Dislike

2%Hate

169 votes

31%Love

48%Like

10%Ok

10%Dislike

0%Hate

29 votes

Category winnerI'm Not A Good BoyMost positive mix (25+ votes)

Longevity & sillage

0–100 community performance scores

⏱ Longevity39

〰 Sillage38

♥ Love / hate57

⏱ Longevity62

〰 Sillage47

♥ Love / hate75

Category winners

LongevityI'm Not A Good Boy

SillageI'm Not A Good Boy

Value for money

How fairly priced voters find it

¤ Price value61

¤ Price value90

Category winnerI'm Not A Good BoyBest value score

Main accords

Strength of each scent family · outlined = shared by both

aquatic100%

green88%

fresh77%

aromatic65%

lavender53%

fresh spicy42%

aromatic100%

woody91%

fresh spicy83%

citrus74%

green65%

warm spicy56%

Scent match38%Some overlap · both aromatic, green and fresh spicy

Note pyramid (duration)

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

Top15 to 30 minutes

LavenderMintMandarin Orange

Heart30 to 60 minutes

Water NotesGreen NotesCardamomNutmeg

Base1 to 2 hours

MuskAmberLeather

Top

OrangeGrapefruitMandarin OrangeNeroliBergamot

Heart

MintNutmegCardamomGeraniumLavenderMimosaSageTarragon

Base

SandalwoodCedarVetiverTobaccoMusk

InformationalShared notesLavender, Mint, Mandarin Orange and Cardamom. Durations are only published for CK Free Blue, so this is not scored.

Seasons & time of day

Relative to each fragrance's best season

Spring42

Summer100

Fall9

Winter5

Day100

Night11

Spring89

Summer72

Fall100

Winter67

Day100

Night83

Category winnerI'm Not A Good BoyMost year-round

Who wears it

Gender appeal votes

Men75

Unisex25

Women0

Men100

Unisex0

Women0

InformationalProfile onlyAudience is not scored

Ranking & credits

Fragranxe overall rank, nose and launch

Overall rank#42,320

PerfumerNot listed

Launched—

Reviews0

Overall rank#17,154

PerfumerNot listed

Launched—

Reviews9

Category winnerI'm Not A Good BoyHigher overall rank

In a nutshell

Description & review snapshot

CK Free Blue by Calvin Klein is an aromatic spicy eau de toilette built around brisk aquatic and fresh green accords. Released as a refreshing flanker to the original line, it opens with crisp spearmint, bright mandarin orange, and soft lavender before settling into an airy core of water notes, leafy green notes, card…

Reviews →

Nazareno Gabrielli I'm Not A Good Boy hits the skin with a brisk wash of bitter orange, sharp bergamot, and chilled garden mint. The opening feels clean and energetic, quickly making room for an herbal mid-section built on crushed sage, spicy cardamom, and clean French lavender. As the initial citrus sparkle recedes, …

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, CK Free Blue or I'm Not A Good Boy?

I'm Not A Good Boy takes 7 of 7 categories. CK Free Blue is rated 3.29/5 from 169 votes; I'm Not A Good Boy is rated 4.00/5 from 29 votes. Choose CK Free Blue for a aquatic and green character. Best in summer, daytime wear. Choose I'm Not A Good Boy for a aromatic and woody character. Wins on ratings & consensus, community sentiment and longevity. Best in fall, daytime wear.

Which lasts longer, CK Free Blue or I'm Not A Good Boy?

I'm Not A Good Boy lasts longest (I'm Not A Good Boy 62/100, CK Free Blue 39/100), based on community performance votes.

Which projects more, CK Free Blue or I'm Not A Good Boy?

I'm Not A Good Boy projects furthest (I'm Not A Good Boy 47/100, CK Free Blue 38/100), based on community performance votes.

Do CK Free Blue and I'm Not A Good Boy smell similar?

Some overlap: a 38% scent match on Fragranxe. Both share aromatic, green and fresh spicy accords. Common notes include Lavender, Mint, Mandarin Orange and Cardamom.

Is CK Free Blue or I'm Not A Good Boy better for summer or winter?

For summer, CK Free Blue is the stronger pick. For winter, I'm Not A Good Boy is the stronger pick. CK Free Blue suits daytime wear; I'm Not A Good Boy suits daytime wear. Based on community season votes.

What are the notes in CK Free Blue and I'm Not A Good Boy?

CK Free Blue has top notes of Lavender, Mint and Mandarin Orange, heart notes of Water Notes, Green Notes, Cardamom and Nutmeg, a base of Musk, Amber and Leather. I'm Not A Good Boy has top notes of Orange, Grapefruit, Mandarin Orange and Neroli, heart notes of Mint, Nutmeg, Cardamom and Geranium, a base of Sandalwood, Cedar, Vetiver and Tobacco.