Fragrance comparison

Cosmic Radiance vs Eternity Summer 2015

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

Updated 7 Nov 2026 1,019 ratings analysed

5 wins

Cosmic Radiance

Britney Spears

3.78917 votes

Rank #3,416 White FloralFruity

Full profile Similar & dupes

39%scent match

Some overlap

Eternity Summer 2015

Calvin Klein

3.58102 votes

Rank #36,267 FloralAquatic

Full profile Similar & dupes

Quick verdict

Which one should you pick?

Cosmic Radiance takes 5 of 7 categories.

Cosmic Radiance
Choose it for a white floral and fruity character. Wins on ratings & consensus, community sentiment and longevity. Best in spring.
Eternity Summer 2015
Choose it for a floral and aquatic character. Wins on sillage & projection and versatility. Best in summer, daytime wear.

Cosmic Radiance5/7

Eternity Summer 20152/7

Ratings & consensus: Cosmic Radiance
Community sentiment: Cosmic Radiance
Longevity: Cosmic Radiance
Sillage & projection: Eternity Summer 2015
Value for money: Cosmic Radiance
Versatility: Eternity Summer 2015
Note pyramid (duration): Not scored
Fragranxe ranking: Cosmic Radiance

Head-to-head breakdown

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

Fragrance

Cosmic RadianceBritney Spears

Eternity Summer 2015Calvin Klein

Winner

Ratings & consensus

Average rating and ownership split

3.78/ 5 · 917 votes

Have 62%Had 38%Want 0%

3.58/ 5 · 102 votes

Have 24%Had 18%Want 58%

Category winnerCosmic RadianceRating weighted by vote count

Community sentiment

How voters split from love to hate

27%Love

48%Like

3%Ok

22%Dislike

1%Hate

917 votes

21%Love

48%Like

0%Ok

31%Dislike

0%Hate

102 votes

Category winnerCosmic RadianceMost positive mix (25+ votes)

Longevity & sillage

0–100 community performance scores

⏱ Longevity61

〰 Sillage57

♥ Love / hate70

⏱ Longevity54

〰 Sillage59

♥ Love / hate64

Category winners

LongevityCosmic Radiance

SillageEternity Summer 2015

Value for money

How fairly priced voters find it

¤ Price value65

¤ Price value61

Category winnerCosmic RadianceBest value score

Main accords

Strength of each scent family · outlined = shared by both

white floral100%

fruity92%

fresh84%

vanilla77%

citrus69%

tuberose61%

floral100%

aquatic91%

fresh83%

ozonic74%

citrus65%

fruity56%

Scent match39%Some overlap · both fresh, fruity and citrus

Note pyramid (duration)

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

Top

LitchiPearMandarin Orange

Heart

TuberoseGardeniaJasminePeony

Base

VanilleMuskSandalwoodAmber

Top15 to 30 minutes

WatermelonMandarin OrangePear

Heart1 to 3 hours

Water LilyPeonyHyacinth

Base3 to 5 hours

MuskSandalwoodWhite Amber

InformationalShared notesPear, Mandarin Orange, Peony and Musk. Durations are only published for Eternity Summer 2015, so this is not scored.

Seasons & time of day

Relative to each fragrance's best season

Spring100

Summer0

Fall0

Winter49

Day–

Night–

Spring61

Summer100

Fall22

Winter8

Day100

Night19

Category winnerEternity Summer 2015Most year-round

Who wears it

Gender appeal votes

Men3

Unisex12

Women86

Men0

Unisex25

Women75

InformationalProfile onlyAudience is not scored

Ranking & credits

Fragranxe overall rank, nose and launch

Overall rank#3,416

PerfumerHarry Fremont, Honorine Blanc

Launched—

Reviews169

Overall rank#36,267

PerfumerNot listed

Launched—

Reviews0

Category winnerCosmic RadianceHigher overall rank

In a nutshell

Description & review snapshot

Britney Spears Cosmic Radiance opens with a tart burst of litchi, crisp pear, and sparkling mandarin orange. As the initial citrus fizz calms, the scent moves into a lush heart dominated by tuberose, gardenia, jasmine, and soft peony. Creamy sandalwood, warm amber, and clean musk ground the white floral core, with fai…

Reviews →

Eternity Summer 2015 by Calvin Klein delivers a crisp, watery floral profile designed for warm daytime wear. The fragrance opens with a refreshing splash of crisp watermelon, juicy pear, and sweet mandarin orange, giving it an instantly breezy, fruity greeting. As the initial sweetness settles, a delicate bouquet of w…

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, Cosmic Radiance or Eternity Summer 2015?

Cosmic Radiance takes 5 of 7 categories. Cosmic Radiance is rated 3.78/5 from 917 votes; Eternity Summer 2015 is rated 3.58/5 from 102 votes. Choose Cosmic Radiance for a white floral and fruity character. Wins on ratings & consensus, community sentiment and longevity. Best in spring. Choose Eternity Summer 2015 for a floral and aquatic character. Wins on sillage & projection and versatility. Best in summer, daytime wear.

Which lasts longer, Cosmic Radiance or Eternity Summer 2015?

Cosmic Radiance lasts longest (Cosmic Radiance 61/100, Eternity Summer 2015 54/100), based on community performance votes.

Which projects more, Cosmic Radiance or Eternity Summer 2015?

Projection is very close: Eternity Summer 2015 59/100, Cosmic Radiance 57/100 for sillage.

Do Cosmic Radiance and Eternity Summer 2015 smell similar?

Some overlap: a 39% scent match on Fragranxe. Both share fresh, fruity and citrus accords. Common notes include Pear, Mandarin Orange, Peony and Musk.

Is Cosmic Radiance or Eternity Summer 2015 better for summer or winter?

For summer, Eternity Summer 2015 is the stronger pick. For winter, Cosmic Radiance is the stronger pick. Eternity Summer 2015 suits daytime wear. Based on community season votes.

What are the notes in Cosmic Radiance and Eternity Summer 2015?

Cosmic Radiance has top notes of Litchi, Pear and Mandarin Orange, heart notes of Tuberose, Gardenia, Jasmine and Peony, a base of Vanille, Musk, Sandalwood and Amber. Eternity Summer 2015 has top notes of Watermelon, Mandarin Orange and Pear, heart notes of Water Lily, Peony and Hyacinth, a base of Musk, Sandalwood and White Amber.