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Does the Cybex Aton M fit the Bugaboo Butterfly 2?

Yes, with an adapter

Yes, with one adapter: the Bugaboo Butterfly 2 car seat adapter.

What you need

Cybex Aton M (illustration)
Illustration
Car seatCybex Aton Mprice not listedCheck price
Butterfly 2 car seat adapter (illustration)
Illustration
AdapterBugaboo Butterfly 2 car seat adapterabout $69.95Get this adapter
Bugaboo Butterfly 2 (illustration)
Illustration
StrollerBugaboo Butterfly 2price not listedCheck price

This answer is for the Bugaboo Butterfly 2. Not sure which Butterfly you have?

Key specs

Adapter
about $69.95
Weight with carrier
26.9 lb
Seat rated to
35 lb
On planes (FAA)
Yes
Stroller folded
17.6 x 9.6 x 21.8 inches

Good to know before you click it on

  • Maker lists it for Butterfly 2 and Butterfly 2 Plus.

About this pair

The Cybex Aton M goes on the Bugaboo Butterfly 2 with the Bugaboo Butterfly 2 car seat adapter (model 400018003), about $69.95. With the carrier on, you are pushing about 26.9 lb (16 lb stroller, 10.9 lb carrier). The seat itself is rated up to 35 lb, per Cybex.

Read more ↓

18 other infant seats fit the Bugaboo Butterfly 2.

The answer is not the same on every Butterfly: it differs on the Butterfly (original), as the table below shows.

Summary from the makers' published data.

How to set up the Cybex Aton M on the Bugaboo Butterfly 2

An infant car seat mounted on a stroller (illustration)

What you need

  • The Bugaboo Butterfly 2
  • The Cybex Aton M carrier (its car base stays in the car)
  • The Bugaboo Butterfly 2 car seat adapter (model 400018003)

The adapter maker shows the fitting steps in pictures; see the manuals below.

Before every walk

Check that the carrier is locked on both sides the way your manual describes. How we check our answers

Checking the car seat is locked in (illustration)

Last check: give the carrier handle a gentle tug. A seat that is fully latched does not lift off.

Install the Aton M in the car →Fold and use the Butterfly 2 →

Checking a question on a phone next to a stroller (illustration)

Questions about this pair (7)

Does the Cybex Aton M fit the Bugaboo Butterfly 2?

Yes, with one adapter: the Bugaboo Butterfly 2 car seat adapter.

Bugaboo adapter page

Which adapter do I need for the Cybex Aton M on the Bugaboo Butterfly 2?

Bugaboo Butterfly 2 car seat adapter (about $69.95).

Adapter details

How heavy are they together?

26.9 lb: the Butterfly 2 weighs 16 lb and the Aton M carrier 10.9 lb.

Does the Aton M fit every Butterfly version?

Not the same on every version: the answer changes between Butterfly versions, so check which one you have.

Which Butterfly do I have?

Can I take the Aton M on a plane?

Yes, the maker says it is certified for use in aircraft.

Flying with a babyCybex manual (PDF)

How do I install the Aton M in the car?

Cybex's manual gives 4 ways; the steps are on its install page.

Install steps

Where does this answer come from?

From the makers' own pages: Bugaboo adapter page.

See the makers' words

The Cybex Aton M on each Butterfly

How to tell which Butterfly you have

Other car seats for the Bugaboo Butterfly 2

All 18 car seats for the Bugaboo Butterfly 2 →

Other strollers for the Cybex Aton M

All 13 strollers for the Cybex Aton M →

Pros and cons of this pairing

Why parents pick it

  • Light together: about 26.9 lb (a typical pairing is 34.4 lb). (compared with the strollers and seats we list)
  • The car seat can fly with you (FAA approved). (maker)

Keep in mind

  • Needs the Bugaboo Butterfly 2 car seat adapter (about $69.95). (maker)
  • The answer is different on another Butterfly version, so check yours. (from the makers' fit charts)

Manuals and downloads

Straight from the makers. The manual that came with your product is the one to follow.

How we know: the makers' own words

  1. Bugaboo says it needs an adapter (Butterfly 2 car seat adapter).

    “Car seat compatibility: ... Maxi-Cosi Coral XP, Maxi-Cosi Mico XP Max, Maxi-Cosi Mico 30, Maxi Cosi Mico Luxe+ / Clek Liing / Cybex Cloud Q, Cybex Aton M, Cybex Aton 2, Cybex Cloud G Lux with Sensorsafe”

    Bugaboo adapter page · checked 2026-09-24

Always check both manuals before the first walk. How we check.