Fragrance comparison

Open Sky vs Mainstream

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

Updated 15 Nov 2026 690 ratings analysed

4 wins

Open Sky

Byredo

3.65680 votes

Rank #5,818 AromaticCitrus

Full profile Similar & dupes

63%scent match

Closely related

Mainstream

Sly John's Lab

3.8010 votes

Rank #62,170 AromaticCitrus

Full profile Similar & dupes

Quick verdict

Which one should you pick?

Open Sky takes 4 of 5 categories.

Open Sky
Choose it for a aromatic and citrus character. Wins on ratings & consensus, longevity and sillage & projection. Best in spring.
Mainstream
Choose it for a aromatic and citrus character. Wins on value for money. Best in spring, daytime wear.

Open Sky4/5

Mainstream1/5

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

Head-to-head breakdown

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

Fragrance

Open SkyByredo

MainstreamSly John's Lab

Winner

Ratings & consensus

Average rating and ownership split

3.65/ 5 · 680 votes

Have 76%Had 24%Want 0%

3.80/ 5 · 10 votes

Have 18%Had 9%Want 73%

Category winnerOpen SkyRating weighted by vote count

Community sentiment

How voters split from love to hate

35%Love

31%Like

14%Ok

12%Dislike

8%Hate

569 votes

70%Love

0%Like

0%Ok

0%Dislike

30%Hate

10 votes · too few to score

Category winnerNot enough dataMost positive mix (25+ votes)

Longevity & sillage

0–100 community performance scores

⏱ Longevity66

〰 Sillage58

♥ Love / hate69

⏱ Longevity57

〰 Sillage55

♥ Love / hate70

Category winners

LongevityOpen Sky

SillageOpen Sky

Value for money

How fairly priced voters find it

¤ Price value37

¤ Price value65

Category winnerMainstreamBest value score

Main accords

Strength of each scent family · outlined = shared by both

aromatic100%

citrus91%

cannabis83%

woody74%

fresh spicy65%

green56%

aromatic100%

citrus91%

cannabis83%

fresh spicy74%

green65%

herbal56%

Scent match63%Closely related · both aromatic, citrus and cannabis

Note pyramid (duration)

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

Top

PomeloBlack Pepper

Heart

cannabis

Base

VetiverPalo Santo

Top15-30 mins

LimeGraperfuitBergamot

Heart2-4 hrs

WormwoodcannabisBlack PepperPink Pepper

Base5-7 hrs

PatchouliVetiverGuaiac Wood

InformationalShared notesBlack Pepper, cannabis and Vetiver. Durations are only published for Mainstream, so this is not scored.

Seasons & time of day

Relative to each fragrance's best season

Spring100

Summer0

Fall0

Winter27

Day–

Night–

Spring100

Summer43

Fall43

Winter14

Day100

Night50

Category winnerNot enough dataMost year-round

Who wears it

Gender appeal votes

Men16

Unisex76

Women8

Men86

Unisex14

Women0

InformationalProfile onlyAudience is not scored

Ranking & credits

Fragranxe overall rank, nose and launch

Overall rank#5,818

PerfumerNot listed

Launched—

Reviews110

Overall rank#62,170

PerfumerChris Maurice

Launched—

Reviews0

Category winnerOpen SkyHigher overall rank

In a nutshell

Description & review snapshot

Open Sky by Byredo offers a crisp, woody, and spicy experience for all genders. It centers on a sharp, zesty pomelo opening that quickly transitions into an herbal cannabis heart. The base features earthy vetiver and palo santo, grounding the scent for warm weather. This fragrance provides a unique, aromatic profile t…

Reviews →

Mainstream by Sly John's Lab delivers a zesty, unconventional green kick right from the first spray. The scent opens with a bright burst of crushed lime, bitter grapefruit, and sparkling bergamot that feels like cutting open chilled citrus fruit on a warm morning. As the sharp juiciness settles, a distinctive core of …

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, Open Sky or Mainstream?

Open Sky takes 4 of 5 categories. Open Sky is rated 3.65/5 from 680 votes; Mainstream is rated 3.80/5 from 10 votes. Choose Open Sky for a aromatic and citrus character. Wins on ratings & consensus, longevity and sillage & projection. Best in spring. Choose Mainstream for a aromatic and citrus character. Wins on value for money. Best in spring, daytime wear.

Which lasts longer, Open Sky or Mainstream?

Open Sky lasts longest (Open Sky 66/100, Mainstream 57/100), based on community performance votes.

Which projects more, Open Sky or Mainstream?

Open Sky projects furthest (Open Sky 58/100, Mainstream 55/100), based on community performance votes.

Do Open Sky and Mainstream smell similar?

Closely related: a 63% scent match on Fragranxe. Both share aromatic, citrus and cannabis accords. Common notes include Black Pepper, cannabis and Vetiver.

Is Open Sky or Mainstream better for summer or winter?

Mainstream suits daytime wear. Based on community season votes.

What are the notes in Open Sky and Mainstream?

Open Sky has top notes of Pomelo and Black Pepper, heart notes of cannabis, a base of Vetiver and Palo Santo. Mainstream has top notes of Lime, Graperfuit and Bergamot, heart notes of Wormwood, cannabis, Black Pepper and Pink Pepper, a base of Patchouli, Vetiver and Guaiac Wood.