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Compare · 2 fragrances

How your fragrances compare

Listed notes, wearer reports and available prices, side by side.

Intro Aftermath

Eau de ParfumFragrance World

Side Effect

Eau de ParfumInitio Parfums Privés

Before you buy

From a 88% community match (middle value of every % people gave or implied) and what people say

Overlap: People rate these 80% alike or more, so owning both is likely to feel redundant.

Sample first? Sample Intro Aftermath first. If it works on your skin, you may not need Side Effect.

Performance, per people

  • Intro Aftermath falls short: Shorter wear than Side Effect (6-7h vs 8-9h) in one comparison 3
  • Difference: Nearly identical in scent by most accounts, apart from performance 31

At a glance

How long it lasts

Not enough wearer reports to compare how long they last

Only Side Effect has enough reports so far

Intro AftermathNo reports yet
Side EffectEternalFrom 30 wearer mentions
Source detailsSource: drawn from imported review text, not direct votes on this site · From 30 wearer mentions; text interpretation can miss context · calculated 2026-10-26

How far it projects

Not enough wearer reports to compare how far they project

Only Side Effect has enough reports so far

Intro AftermathNo reports yet
Side EffectIntimateFrom 6 wearer mentions · limited
Source detailsSource: drawn from imported review text, not direct votes on this site · From 6 wearer mentions · limited; text interpretation can miss context · calculated 2026-10-26

Price per ml

Not enough prices to compare per ml

No prices listed yet

Intro AftermathNo price listed yet
Side EffectNo price listed yet

Seasons

Not enough season data to compare

Only Side Effect has seasons listed

Intro AftermathNo seasons listed yet
Side EffectWinter

Day or night

Not enough wearer reports to compare day and night

From day and night mentions in wearer reports

Intro AftermathNo reports yet
Side EffectMostly night

Scent families

All lean mulled wine

Mulled Wine is in the top 3 accords of every fragrance

Intro AftermathRum · Mulled Wine · Sweet
Side EffectWarm Spicy · Mulled Wine · Woody

What they share

Notes as listed for each fragrance · 7 different notes in total

4 notes shared by both

CinnamonRumTobaccoVanilla

What makes each different

Notes listed only by one fragrance in this comparison

Intro Aftermath

4 notes listed · 0 unique here

No unique notes in this comparison.

Side Effect

7 notes listed · 3 unique here

HedioneSaffronSandalwood

Accords side by side

Relative strength within each fragrance

Rum

Intro Aftermathstrong
Side Effectlight

Warm Spicy

Intro Aftermathmedium
Side Effectstrong

Mulled Wine

Intro Aftermathstrong
Side Effectstrong

Sweet

Intro Aftermathstrong
Side Effectmedium

Tobacco

Intro Aftermathstrong
Side Effectmedium

Vanilla

Intro Aftermathstrong
Side Effectlight

Woody

Intro AftermathNot listed
Side Effectmedium

Stored-pair evidence

Side Effect is the original; Intro Aftermath is the listed alternative.

  • CloseOpening
  • CloseHeart
  • CloseDry-down

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Batches and reformulations vary, so test on skin before you buy.

See all alternatives to Side Effect

What the community says

From 5 community sources · Medium confidence

Community match
88%
Middle value of every % people gave or implied

People say: A buyer who tried both calls Intro Aftermath nearly identical to Side Effect, with 6-7 hours of wear versus 8-9. Another says it clones Side Effect very well, and one finds it less boozy without having smelled the original.

Where people say Intro Aftermath falls short

  • Shorter wear than Side Effect (6-7h vs 8-9h) in one comparison 3

Differences people notice

  • Nearly identical in scent by most accounts, apart from performance 31
  • Less boozy for one buyer 2
Show all 5 sources
  1. Reddit commentthe_chaplain2985% match, read from the wording

    My favorite clone is Intro Aftermath, which clones Initio Side Effect very well.

    A perfume you gatekeep (opens in a new tab)
  2. Reddit commentKooky_You_4714

    Smells good. Dont really get the boozy smell in it. Dont know how well it compares with the OG since I have never smelled it.

    Best Initio Side Effect dupes (opens in a new tab)
  3. Reddit commentSomberRed90% match, read from the wording

    I got intro aftermath for $18.99 a few weeks ago, and after trying the real thing in store, I can tell you it is nearly identical, I was baffled at how close it is

    Inito side effect dupe (opens in a new tab)
  4. YouTubeGentleman's Oracle

    Fragrances mentioned in this video: Initio Side Effect Fragrance World Intro Aftermath

    Cheap Fragrance Hidden Gem you must own! (Fragrance World Intro Aftermath) (opens in a new tab)
  5. YouTubeSipansScents

    Intro Aftermath Fragrance World || Initio Side Effect Fragrance Alternative

    Intro Aftermath Fragrance World || Initio Side Effect Fragrance Alternative (opens in a new tab)

What people say about their own bottles, not a guarantee. Batches vary, so test on skin before you buy.