Cybex Aton G2
| Mode | Weight | Height |
|---|---|---|
| Rear-facing harness (infant carrier) | 4–30 lb | Up to 32 in |
- Seat weight
- 9 lb
- Width
- 17.5 in
- Usable life
- 6 years
- Aircraft
- Certified
$399.95Almond Beige · Amazon price as of 2026-11-02 13:25 UTC, subject to change
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CERTAIN CONTENT THAT APPEARS ON THIS SITE COMES FROM AMAZON. THIS CONTENT IS PROVIDED ‘AS IS’ AND IS SUBJECT TO CHANGE OR REMOVAL AT ANY TIME.
Price on Amazon.com as of 2026-11-02 13:25 UTC, and subject to change.
A rotating infant car seat with one mode: rear-facing harness (infant carrier) 4 to 30 lb, up to 32 in.
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CERTAIN CONTENT THAT APPEARS ON THIS SITE COMES FROM AMAZON. THIS CONTENT IS PROVIDED ‘AS IS’ AND IS SUBJECT TO CHANGE OR REMOVAL AT ANY TIME.
The Aton G2 Swivel is a rear-facing infant car seat that CYBEX lists for babies from 4 to 30 lb and up to 32 in tall, with the top of the head at least 1 in below the top of the carrier. Its load leg base rotates 180 degrees for loading, and the seat is certified for 6 years.
The Swivel suits a parent who wants to turn the carrier toward them for loading, which CYBEX says helps most once the baby is older and heavier to carry. CYBEX publishes no US owner's manual for it in its Download Center, so this summary relies on the product page. Against the plain Aton G2, the carrier limits and dimensions are the same; the base is the difference.
A research summary of Cybex’s published specifications and manual, read . Not a hands-on test or a crash-safety rating.
This seat covers one stage. Cybex gives it a 6-year life from the date of manufacture, so check the date label before using a hand-me-down.
| Mode | Child weight | Child height | Minimum age | Conditions |
|---|---|---|---|---|
| Rear-facing harness (infant carrier) | 4 to 30 lb | Up to 32 in | Not published | — |
A child must meet every limit for the mode they use. The labels on your seat and its manual are the final word.
Every install is a fit between one seat and one vehicle. Read both manuals, and use a free inspection station if anything is unclear.

At 17.5 in at its widest, this seat is one of the narrower ones in its class and is a candidate for three across in many mid-size cars. It weighs 9 lb, which matters if you will move it between cars or carry it through an airport.
Almond Beige, Moon Black, Stone Grey, Stormy Blue.
When they differ, follow the manual and the labels on your seat.
With the base installed, the seat turns 180 degrees toward you so you can load and unload the child. CYBEX suggests this helps most when the baby is older and carrying the carrier gets heavy, and says a younger infant under 20 pounds can be lifted straight into a compatible CYBEX carry cot. Neither the seat nor the base should be turned while the car is moving. You can leave it swiveled while parked, but it must be rotated back to the drive position before you travel on. The base also has in-base recline, so the angle can change without reinstalling it.
Source: CYBEX Aton G2 Swivel with Load Leg Base product page
Without a published manual, the product page is the only CYBEX source. It lists an anti-rebound bar and a load leg on the swivel base and a SafeLock belt tensioner. It does not say whether the base uses rigid or flexible lower anchors; its general answer allows flexible connectors spaced 11 to 20 in apart where the vehicle maker allows it. The carrier has alternate belt guides for use without the base, with a locking lap/shoulder belt only. After installation there should be less than 1 in of movement at the belt path, and a small gap between the anti-rebound bar and the vehicle seat back is acceptable.
Source: CYBEX Aton G2 Swivel with Load Leg Base product page
The fabrics are machine washed separately in cold water on a delicate cycle, with no bleach, then drip dried and not ironed. The box contains the Aton G2 Swivel, the Aton G2 Swivel load leg base, the SensorSafe clip, an infant insert and an owner's manual. CYBEX recommends the insert until about 11 lbs or about 3 months. The canopy is listed as UPF50+, and the headrest has 11 positions with a no-rethread harness. The seat is listed as compatible with all CYBEX strollers and with both the Aton G2 base and the swivel base.
Source: CYBEX Aton G2 Swivel with Load Leg Base product page
Each campaign naming this family was read against this model’s numbers and build dates, and none covers it. Still check your seat’s model number and date of manufacture before use, especially on a used seat.
The spec list says 4 to 30 lb and a maximum of 32 in, with the top of the head at least 1 in below the top of the carrier. A second answer on the same page says 4 to 35 lb and 17 to 32 in. Until CYBEX resolves it, I would go by the lower weight figure.
CYBEX Aton G2 Swivel with Load Leg Base product page (opens in a new tab)
CYBEX lists it at 9 lbs, 17.5 in wide, 26.1 in long and 14.7 to 22.8 in tall. The page does not say whether the 9 lbs includes the base.
CYBEX Aton G2 Swivel with Load Leg Base product page (opens in a new tab)
The product page says it is approved for aircraft use under FAA requirements and to check with the airline before departure. Without a published US manual, I could not check the aircraft installation steps.
CYBEX Aton G2 Swivel with Load Leg Base product page (opens in a new tab)
CYBEX says the infant seat is certified for 6 years from the date of manufacture. The manufacture and expiration dates are on a sticker on the bottom of the seat.
CYBEX Aton G2 Swivel with Load Leg Base product page (opens in a new tab)
CYBEX lists the Aton G2 at 4 to 30 lb, a maximum of 32 in, 17.5 in wide and 9 lbs, the same figures as the Swivel. Its page describes a load leg base without a swivel feature and lists only the Aton G2 load leg base as compatible.
CYBEX Aton G2 with Load Leg Base product page (opens in a new tab)
Yes. CYBEX says new Aton G2 seats can mix and match between the standard Aton G2 base and the Aton G2 Swivel base.
CYBEX Aton G2 Swivel with Load Leg Base product page (opens in a new tab)
Answers refer to the model and manual version on this page. Check the instructions supplied with your seat.
| Model | Top child weight | Seat weight | Width | Usable life |
|---|---|---|---|---|
| Aton G2 Swivel (this seat) | 30 lb | 9 lb | 17.5 in | 6 years |
| Callisto G 360 | 120 lb | 35 lb | 19.5 in | 10 years |
| Callisto G 360 Select | 120 lb | 35 lb | 19.5 in | 10 years |
| Callisto T 360 | 120 lb | 35 lb | 19.5 in | 10 years |