Guerlain Idylle: released in 2009, white floral, floral and fresh, about 6h on skin, projection 7/10, sillage 5/10. The alternatives below are matched to that profile.
The closest Guerlain Idylle dupe we found is Yves Rocher Comme une Evidence — 83% match, about $30 (estimate) versus about $70 for a 100 ml bottle.
The five closest scent matches — the best Guerlain Idylle dupes we found, ranked by opening & dry-down similarity:
| # | Alternative | Scent match | Est. price (100 ml) | Longevity vs Guerlain Idylle | Projection |
|---|---|---|---|---|---|
| 1 | Yves Rocher Comme une Evidence | 83% | about $30* (−57%) | 6h vs 6h | 6/10 |
| 2 | O Boticário Elysée | 80% | about $30* (−57%) | 7h vs 6h | 5/10 |
| 3 | Sarah Jessica Parker Lovely | 78% | about $45* (−36%) | 5h vs 6h | 5/10 |
| 4 | Lanvin Rumeur | 78% | about $25* (−64%) | 7h vs 6h | 5/10 |
| 5 | Faberlic Souvenir | 68% | about $20* (−71%) | 5h vs 6h | 4/10 |
Shares a similar clean, floral, and slightly green character to Guerlain Idylle, offering a sophisticated and airy bouquet at a very accessible price point.
It shares its white floral, green and rose accords with Guerlain Idylle, lasts about 6h against 6h and carries 5,454 community ratings.
A sophisticated floral composition that captures the refined, rose-forward essence of Idylle with a clean, musky finish.
It shares its floral, rose and musky accords with Guerlain Idylle, opens on Freesia and Raspberry too, lasts about 7h against 6h and carries 1,159 community ratings.
While more focused on lavender and musk, it shares the same clean, skin-scent aesthetic and floral transparency that makes Idylle so wearable.
It shares its musky and patchouli accords with Guerlain Idylle, lasts about 5h against 6h and carries 8,717 community ratings.
Evokes the white floral and musky elegance found in Idylle, leaning into a slightly more vintage-inspired, powdery floral profile.
It shares its white floral, floral and musky accords with Guerlain Idylle, lasts about 7h against 6h and carries 2,138 community ratings.
A budget-friendly floral option that touches on the same light, airy, and feminine floral notes found in the Guerlain classic.
It shares its white floral, fresh and floral accords with Guerlain Idylle, opens on Freesia, Raspberry and Litchi too, lasts about 5h against 6h and carries 66 community ratings.
Faberlic Souvenir, at about $20 for 100 ml (estimate) — around 70% less than Guerlain Idylle.
Lanvin Rumeur, at about 7h on skin, against about 6h for Guerlain Idylle.
Yves Rocher Comme une Evidence, at 83% overall scent match across the opening and the dry-down.
Guerlain Idylle itself sells from $68.95 (75 ml) at partnered retailers.
At 4 sprays a day — about 146 ml a year — Yves Rocher Comme une Evidence saves you about $60 a year against Guerlain Idylle. Assumes 100 ml bottles on both sides; prices are estimates.
Across 2,358 originals, the median designer bottle is $120 and its closest match $30 — the Dupe Report 2026.
On an 8-hour day, none of the 5 last a full 8 hours. Lanvin Rumeur comes closest at 6.9h, so it needs one re-spray to cover the day.
Guerlain Idylle notes, performance and price
AltScent is also free on the App Store and Google Play.
Updated 2026-08-05.