Guerlain Idylle Eau de toilette: released in 2010, floral, fresh and white floral, about 5h on skin, projection 7/10, sillage 4/10. The alternatives below are matched to that profile.
The closest Guerlain Idylle Eau de toilette dupe we found is Yves Rocher Comme une Evidence — 83% match, about $30 (estimate) versus about $120 for a 100 ml bottle.
The five closest scent matches — the best Guerlain Idylle Eau de toilette dupes we found, ranked by opening & dry-down similarity:
| # | Alternative | Scent match | Est. price (100 ml) | Longevity vs Guerlain Idylle Eau de toilette | Projection |
|---|---|---|---|---|---|
| 1 | Yves Rocher Comme une Evidence | 83% | about $30* (−75%) | 6h vs 5h | 6/10 |
| 2 | Sarah Jessica Parker Lovely | 80% | about $45* (−62%) | 5h vs 5h | 5/10 |
| 3 | Dior Diorissimo | 80% | about $150* (+25%) | 6h vs 5h | 5/10 |
| 4 | Narciso Rodriguez For Her | 80% | about $95* (−21%) | 6h vs 5h | 7/10 |
| 5 | Maison Martin Margiela Lazy Sunday Morning | 76% | about $160 (+33%) | 5h vs 5h | 2/10 |
Evokes the crisp, floral elegance of Guerlain Idylle, blending fresh green elements with a soft, clean white floral heart.
It shares its white floral, green and rose accords with Guerlain Idylle Eau de toilette, lasts about 6h against 5h and carries 5,454 community ratings.
Shares the delicate musky and floral nuances found in Guerlain Idylle, offering a similarly graceful and understated aura.
It shares its musky and powdery accords with Guerlain Idylle Eau de toilette, lasts about 5h against 5h and carries 8,717 community ratings.
Highlights a prominent lily-of-the-valley accord similar to the star floral note of Guerlain Idylle.
It shares its white floral, green and fresh accords with Guerlain Idylle Eau de toilette, lasts about 6h against 5h and carries 4,882 community ratings.
Exchanges the lighter muguet for a richer musk base while retaining a sophisticated floral elegance comparable to Guerlain Idylle.
It shares its musky, powdery and white floral accords with Guerlain Idylle Eau de toilette, lasts about 6h against 5h and carries 20,293 community ratings.
Leans into the same clean, soapy floral and musky territory as Guerlain Idylle, though delivered with a softer linen-like texture.
It shares its musky, fresh and white floral accords with Guerlain Idylle Eau de toilette, lasts about 5h against 5h and carries 9,131 community ratings.
Yves Rocher Comme une Evidence, at about $30 for 100 ml (estimate) — around 75% less than Guerlain Idylle Eau de toilette.
Narciso Rodriguez For Her, at about 6h on skin, against about 5h for Guerlain Idylle Eau de toilette.
Yves Rocher Comme une Evidence, at 83% overall scent match across the opening and the dry-down.
At 4 sprays a day — about 146 ml a year — Yves Rocher Comme une Evidence saves you about $135 a year against Guerlain Idylle Eau de toilette. 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. Narciso Rodriguez Narciso Rodriguez For Her comes closest at 6.4h, so it needs one re-spray to cover the day.
Guerlain Idylle Eau de toilette notes, performance and price
AltScent is also free on the App Store and Google Play.
Updated 2026-09-27.