Question 1

What's the difference between O2 and Mon Guerlain?

Accepted Answer

O2 is a feminine fragrance (marketed to women, though wearable by all) from Impulse (1997) dominated by Citrus accords. Mon Guerlain is a feminine fragrance (marketed to women, though wearable by all) from Guerlain (2017) leaning on Vanilla accords. They share 1 accord: Aromatic.

Question 2

Which is better, O2 or Mon Guerlain?

Accepted Answer

By community rating, O2 scores 4.56/5 vs Mon Guerlain at 4.08/5. Mon Guerlain's standout strength: Soft, sweet vanilla with sophisticated undertones. The "better" choice depends on what you value — longevity, projection, season fit, or signature character.

Question 3

Do O2 and Mon Guerlain smell similar?

Accepted Answer

They share 1 notes and 1 accords, including Aromatic, Bergamot. Mon Guerlain: The r/fragrance community views Mon Guerlain positively overall, praising its comforting vanilla scent and broad appeal.

Question 4

Which lasts longer, O2 or Mon Guerlain?

Accepted Answer

Mon Guerlain: Longevity and projection issues reported by some users Longevity varies by skin chemistry, concentration, and application method.

Question 5

Which season suits O2 vs Mon Guerlain?

Accepted Answer

O2 scores highest for summer wear; Mon Guerlain scores highest for fall wear. O2 leans daytime, Mon Guerlain leans daytime.

O2 vs Mon Guerlain

Comparison Summary

Shared Notes (1)

Unique to O2 (6)

Unique to Mon Guerlain (10)

Shared Accords (1)

Frequently asked questions

Community Sentiment Pulse — Mon Guerlain

Positive

Negative

Attribute	O2	Mon Guerlain
Brand	Impulse	Guerlain
Year	1997	2017
Rating	4.56	4.08
Concentration	—	—
Gender	feminine	feminine
Total Notes	7	11