Fragrance comparison

CK One Summer 2021 vs Aqua di Roma Uomo

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

Updated 8 Nov 2026 554 ratings analysed

CK One Summer 2021

Calvin Klein

3.79380 votes

Rank #38,587 AquaticCitrus

Full profile Similar & dupes

41%scent match

Some overlap

4 wins

Aqua di Roma Uomo

Laura Biagiotti

3.76174 votes

Rank #27,798 AromaticCitrus

Full profile Similar & dupes

Quick verdict

Which one should you pick?

Aqua di Roma Uomo takes 4 of 7 categories.

CK One Summer 2021
Choose it for a aquatic and citrus character. Wins on ratings & consensus, community sentiment and value for money. Best in summer, daytime wear.
Aqua di Roma Uomo
Choose it for a aromatic and citrus character. Wins on longevity, sillage & projection and versatility. Best in summer, daytime wear.

CK One Summer 20213/7

Aqua di Roma Uomo4/7

Ratings & consensus: CK One Summer 2021
Community sentiment: CK One Summer 2021
Longevity: Aqua di Roma Uomo
Sillage & projection: Aqua di Roma Uomo
Value for money: CK One Summer 2021
Versatility: Aqua di Roma Uomo
Note pyramid (duration): Not scored
Fragranxe ranking: Aqua di Roma Uomo

Head-to-head breakdown

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

Fragrance

CK One Summer 2021Calvin Klein

Aqua di Roma UomoLaura Biagiotti

Winner

Ratings & consensus

Average rating and ownership split

3.79/ 5 · 380 votes

Have 62%Had 15%Want 23%

3.76/ 5 · 174 votes

Have 33%Had 67%Want 0%

Category winnerCK One Summer 2021Rating weighted by vote count

Community sentiment

How voters split from love to hate

21%Love

50%Like

20%Ok

6%Dislike

3%Hate

380 votes

21%Love

55%Like

4%Ok

19%Dislike

1%Hate

174 votes

Category winnerCK One Summer 2021Most positive mix (25+ votes)

Longevity & sillage

0–100 community performance scores

⏱ Longevity49

〰 Sillage41

♥ Love / hate70

⏱ Longevity57

〰 Sillage47

♥ Love / hate69

Category winners

LongevityAqua di Roma Uomo

SillageAqua di Roma Uomo

Value for money

How fairly priced voters find it

¤ Price value70

¤ Price value63

Category winnerCK One Summer 2021Best value score

Main accords

Strength of each scent family · outlined = shared by both

aquatic100%

citrus92%

fruity84%

woody77%

aromatic69%

fresh61%

aromatic100%

citrus92%

green84%

fresh spicy77%

ozonic69%

fruity61%

Scent match41%Some overlap · both citrus, aromatic and fruity

Note pyramid (duration)

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

Top15 to 30 minutes

Watery NotesGrapefruitLemon

Heart1 to 2 hours

RhubarbWatermelonEucalyptus

Base2 to 3 hours

PeachWhite WoodsAmbroxan

Top

WatermelonGrapefruitMintRhubarbLemonCassia

Heart

PepperSpices

Base

OakmossAmberWoodsy Notes

InformationalShared notesGrapefruit, Lemon, Rhubarb and Watermelon. Durations are only published for CK One Summer 2021, so this is not scored.

Seasons & time of day

Relative to each fragrance's best season

Spring55

Summer100

Fall8

Winter1

Day100

Night15

Spring79

Summer100

Fall13

Winter6

Day100

Night13

Category winnerAqua di Roma UomoMost year-round

Who wears it

Gender appeal votes

Men35

Unisex58

Women7

Men77

Unisex23

Women0

InformationalProfile onlyAudience is not scored

Ranking & credits

Fragranxe overall rank, nose and launch

Overall rank#38,587

PerfumerClement Gavarry

Launched—

Reviews0

Overall rank#27,798

PerfumerDomitille Michalon Bertier

Launched—

Reviews2

Category winnerAqua di Roma UomoHigher overall rank

In a nutshell

Description & review snapshot

CK One Summer 2021 by Calvin Klein brings a splash of bright refreshment designed for hot, sunny afternoons. It opens with an energetic rush of tart lemon, bitter grapefruit, and cool watery notes that immediately evoke chilled citrus water. As the initial mist settles, a juicy heart of crisp watermelon and tangy rhub…

Reviews →

Aqua di Roma Uomo is a crisp, aromatic scent centered on a juicy watermelon note. Perfect for hot summer days, it combines Mediterranean citrus with a refreshing minty finish. This 2004 release offers a casual, clean profile for daily wear when you need an immediate boost of energy. It sits light on the skin and keeps…

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 One Summer 2021 or Aqua di Roma Uomo?

Aqua di Roma Uomo takes 4 of 7 categories. CK One Summer 2021 is rated 3.79/5 from 380 votes; Aqua di Roma Uomo is rated 3.76/5 from 174 votes. Choose CK One Summer 2021 for a aquatic and citrus character. Wins on ratings & consensus, community sentiment and value for money. Best in summer, daytime wear. Choose Aqua di Roma Uomo for a aromatic and citrus character. Wins on longevity, sillage & projection and versatility. Best in summer, daytime wear.

Which lasts longer, CK One Summer 2021 or Aqua di Roma Uomo?

Aqua di Roma Uomo lasts longest (Aqua di Roma Uomo 57/100, CK One Summer 2021 49/100), based on community performance votes.

Which projects more, CK One Summer 2021 or Aqua di Roma Uomo?

Aqua di Roma Uomo projects furthest (Aqua di Roma Uomo 47/100, CK One Summer 2021 41/100), based on community performance votes.

Do CK One Summer 2021 and Aqua di Roma Uomo smell similar?

Some overlap: a 41% scent match on Fragranxe. Both share citrus, aromatic and fruity accords. Common notes include Grapefruit, Lemon, Rhubarb and Watermelon.

Is CK One Summer 2021 or Aqua di Roma Uomo better for summer or winter?

For summer, CK One Summer 2021 is the stronger pick. For winter, Aqua di Roma Uomo is the stronger pick. CK One Summer 2021 suits daytime wear; Aqua di Roma Uomo suits daytime wear. Based on community season votes.

What are the notes in CK One Summer 2021 and Aqua di Roma Uomo?

CK One Summer 2021 has top notes of Watery Notes, Grapefruit and Lemon, heart notes of Rhubarb, Watermelon and Eucalyptus, a base of Peach, White Woods and Ambroxan. Aqua di Roma Uomo has top notes of Watermelon, Grapefruit, Mint and Rhubarb, heart notes of Pepper and Spices, a base of Oakmoss, Amber and Woodsy Notes.