Fragrance comparison

Knightsbridge vs Opal

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

Updated 11 Oct 2026 282 ratings analysed

6 wins

Knightsbridge

Robert Piguet

4.24184 votes

Rank #3,208 RosePowdery

Full profile Similar & dupes

27%scent match

Clearly different

Opal

Boadicea the Victorious

3.3298 votes

Rank #18,041 Warm SpicyFresh Spicy

Full profile Similar & dupes

Quick verdict

Which one should you pick?

Knightsbridge takes 6 of 7 categories.

Knightsbridge
Choose it for a rose and powdery character. Wins on ratings & consensus, community sentiment and longevity. Best in fall, evening wear.
Opal
Choose it for a warm spicy and fresh spicy character. Wins on versatility. Best in winter, evening wear.

Knightsbridge6/7

Opal1/7

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

Head-to-head breakdown

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

Fragrance

KnightsbridgeRobert Piguet

OpalBoadicea the Victorious

Winner

Ratings & consensus

Average rating and ownership split

4.24/ 5 · 184 votes

Have 22%Had 6%Want 72%

3.32/ 5 · 98 votes

Have 30%Had 3%Want 67%

Category winnerKnightsbridgeRating weighted by vote count

Community sentiment

How voters split from love to hate

66%Love

26%Like

3%Ok

5%Dislike

0%Hate

139 votes

40%Love

18%Like

4%Ok

9%Dislike

29%Hate

98 votes

Category winnerKnightsbridgeMost positive mix (25+ votes)

Longevity & sillage

0–100 community performance scores

⏱ Longevity78

〰 Sillage70

♥ Love / hate86

⏱ Longevity62

〰 Sillage55

♥ Love / hate58

Category winners

LongevityKnightsbridge

SillageKnightsbridge

Value for money

How fairly priced voters find it

¤ Price value42

¤ Price value13

Category winnerKnightsbridgeBest value score

Main accords

Strength of each scent family · outlined = shared by both

rose100%

powdery92%

iris84%

woody77%

leather69%

vanilla61%

warm spicy100%

fresh spicy92%

woody84%

powdery77%

coffee69%

aromatic61%

Scent match27%Clearly different · both powdery and woody

Note pyramid (duration)

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

Top

RoseNutmeg

Heart

OrrisSandalwood

Base

Tonka BeanLeather

Top

CoffeeBlack PepperMetallic notesBergamotBay LeafSaffronCinnamon

Heart

SuedeOrrisCocoaClary SageLavenderDavanaGeraniumRose

Base

SandalwoodPatchouliMuskMossCedarWoody NotesTonka BeanCashmeran

InformationalShared notesRose, Orris, Sandalwood and Tonka Bean. Note durations are not published for these fragrances, so this is not scored.

Seasons & time of day

Relative to each fragrance's best season

Spring67

Summer20

Fall100

Winter89

Day82

Night100

Spring55

Summer43

Fall95

Winter100

Day78

Night100

Category winnerOpalMost year-round

Who wears it

Gender appeal votes

Men17

Unisex63

Women21

Men32

Unisex33

Women35

InformationalProfile onlyAudience is not scored

Ranking & credits

Fragranxe overall rank, nose and launch

Overall rank#3,208

PerfumerAurélien Guichard

Launched—

Reviews30

Overall rank#18,041

PerfumerJulie Lerendu

Launched—

Reviews15

Category winnerKnightsbridgeHigher overall rank

In a nutshell

Description & review snapshot

Knightsbridge by Robert Piguet acts as a refined leather fragrance for both men and women. It opens with creamy nutmeg and rose before transitioning into a heart of orris and sandalwood. The dry-down settles into a rich base of tonka bean and leather, making it a versatile choice for formal evening wear in cooler weat…

Reviews →

Opal by Boadicea the Victorious is a dark unisex fragrance built around contrasting cold and warm elements. The scent opens with sharp black pepper, dark roasted coffee, fresh bergamot, bay leaf, and a distinct metallic edge. As the initial sharpness fades, smooth suede, earthy orris root, cocoa, and clary sage bring …

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.

Common questions

Straight answers from the data above.

Which is better, Knightsbridge or Opal?

Knightsbridge takes 6 of 7 categories. Knightsbridge is rated 4.24/5 from 184 votes; Opal is rated 3.32/5 from 98 votes. Choose Knightsbridge for a rose and powdery character. Wins on ratings & consensus, community sentiment and longevity. Best in fall, evening wear. Choose Opal for a warm spicy and fresh spicy character. Wins on versatility. Best in winter, evening wear.

Which lasts longer, Knightsbridge or Opal?

Knightsbridge lasts longest (Knightsbridge 78/100, Opal 62/100), based on community performance votes.

Which projects more, Knightsbridge or Opal?

Knightsbridge projects furthest (Knightsbridge 70/100, Opal 55/100), based on community performance votes.

Do Knightsbridge and Opal smell similar?

Clearly different: a 27% scent match on Fragranxe. Both share powdery and woody accords. Common notes include Rose, Orris, Sandalwood and Tonka Bean.

Is Knightsbridge or Opal better for summer or winter?

For summer, Opal is the stronger pick. For winter, Opal is the stronger pick. Knightsbridge suits evening wear; Opal suits evening wear. Based on community season votes.

What are the notes in Knightsbridge and Opal?

Knightsbridge has top notes of Rose and Nutmeg, heart notes of Orris and Sandalwood, a base of Tonka Bean and Leather. Opal has top notes of Coffee, Black Pepper, Metallic notes and Bergamot, heart notes of Suede, Orris, Cocoa and Clary Sage, a base of Sandalwood, Patchouli, Musk and Moss.